+ Main Category
Biology: 18066
Agriculture: 7689
Horticulture: 3987
Forestry: 843
Geography: 5126
Environment: 5564
Research: 2417
Society: 448
+ Tell a Friend
Fill out the information below to email a friend a brief note about 'TropHort: Biology, Agriculture and Horticulture'
+ Top 10
+ Directory Statistics
Links: 41718
Categories: 7194
Registered Users: 656
Mailing List Subscribers: 133
+ Pagerank Statistics
+ Join Mailing List
Joining mailing list will entitle you to receive occasional emails informing you of news and updates to the site and any special offers that may be of interest to you.
Research > Chapter 19
Bookmarks
An analysis of some factors influencing world maize prices
An analysis of sources and uses of funds in the farm sector of the United States
An analysis of temperature-dependent asynapsis in Triticum aestivum
An analysis of the Earth' Resources Satellite (ERTS-1) data
An analysis of the Mussell and Morre quantitative bioassay for polygalacturonases using pectate trans-eliminase from Erwinia atroseptica
An analysis of the T and B cells of Marek's disease lymphomas of the chicken
An analysis of the ability of farm managers
An analysis of the action of the General Foods Texturometer
An analysis of the agrarian reform process in Venezuela
An analysis of the air force bomb range fire
An analysis of the beta-attenuation technique for estimating standing crop of prairie range
An analysis of the canopy density of forest stands in the USSR
An analysis of the catecholamine content of the salivary gland of the cockroach
An analysis of the causes of the different course of generative development in polyploid forms of sugar beet
An analysis of the changes in area, production and the productivity of jowar in Karnataka from 1961-62 to 1972-73
An analysis of the class I plan for milk
An analysis of the combining capacity of inbred lines of maize (Zea mays L.) in a diallel cross system
An analysis of the components of growth which determine the course of development under field conditions of selected inbreds and their hybrids of Zea mays
An analysis of the contribution of nationalised banks in financing Indian agriculture
An analysis of the costs of pesticide treatments in fruit and vine growing
An analysis of the course of infection of Moniliformis dubius (Acanthocephala) in rats
An analysis of the development of prime costs in 1967-1971
An analysis of the development of the graft union in Lycopersicon esculentum
An analysis of the economic benefits of farm planning in Taiwan
An analysis of the economic effectiveness of potato production in mountain areas
An analysis of the economic feasibility of processing pasta products in North Dakota
An analysis of the economic prospects of the rubber industry
An analysis of the effect of gibberellic acid on tomato leaf growth
An analysis of the effect of the main factors affecting labour productivity of tractor drivers (Czechoslovakia)
An analysis of the effect of weed competition on growth and yield attributes in sorghum (Sorghum vulgare), cowpeas (Vigna unguiculata) and green gram (Vigna aureus)
An analysis of the effects of selected factors on minimum resource requirements with special emphasis on implications for farm firm growth in a major rice producing area of Texas
An analysis of the effects of tobacco mosaic virus on growth and the changes in the free amino compounds in young tomato plants
An analysis of the efficiency of watershed systems
An analysis of the factors determining yields in crosses between semi-dwarf and taller wheat varieties
An analysis of the factors of production in the resin industry of India with special reference to Uttar Pradesh
An analysis of the financial structure and financial management practices of rice producers in the coastal prairie of Texas
An analysis of the financial structure of Texas High Plains grain marketing cooperatives
An analysis of the flora of Natal
An analysis of the flower oil of Nicotiana alata (Link et Otto)
An analysis of the fresh egg futures contract with proposals for change
An analysis of the genus Mononchoides Rahm, 1928 (Diplogastrinae:Nematoda)
An analysis of the growth of inbred progeny of Lolium
An analysis of the growth of young tomato plants in water culture at different light integrals and CO2 concentrations. I. Physiological aspects
An analysis of the growth of young tomato plants in water culture at different light integrals and CO2 concentrations. II. A mathematical model
An analysis of the impact of manure disposal regulations on dairy farms
An analysis of the incidence of malaria in the Uzbek SSR
An analysis of the increased damage caused to rape by the rape gallmidge, Dasyneura brassicae (Winn.)
An analysis of the influence of host morphometric features on the population dynamics of Diplozoon paradoxum (Nordmann, 1832)
An analysis of the maintenance of pre-settlement biotic communities as an objective of management in Itasca State Park, Minnesota
An analysis of the mitotic cell cycle in the root meristem of Zea mays
An analysis of the operating policy and procedures of a firm producing domestic Walnut veneer
An analysis of the photoperiodic adaptations in geographical populations of Apanteles glomeratus L. (Hymenoptera, Braconidae) and Pieris brassicae L. (Lepidoptera, Pieridae)
An analysis of the phytosterols of two varieties of Cannabis
An analysis of the population genetics of disruptive and normalising selection. 2. Systems of adjacent populations and populations occupying the same area
An analysis of the price differential between 40-49 and 60-75 pound feeder pigs at Virginia Tel-O-Auction markets
An analysis of the price premium paid for pre-sale tested greasy wool
An analysis of the production costs of logging operations in E. Kalimantan
An analysis of the relationship between stress and parasitism
An analysis of the relationship of soil factors to the height growth of Pinus densiflora within the young natural stands in central Korea
An analysis of the response of young barley seedlings to time of application of nitrogen
An analysis of the response to selection for high and low rate of gain in the mouse, Mus musculus
An analysis of the results of field experiments in pigs in the U.K. and Eire with the combination-anaesthetic azaperone and metomidate
An analysis of the results of field experiments in pigs in the U.K. and Ireland with the sedative neuroleptic azaperone
An analysis of the social impact of water resource development and subsequent forced relocation of population upon rural community groups: an attitudinal study
An analysis of the stagnation in India's cotton textile exports during the sixties
An analysis of the state of mechanization in tobacco cultivation
An analysis of the susceptibilities of several populations of Rattus norvegicus to warfarin
An analysis of the thermal properties of dry food powder in a packed bed
An analysis of the variables related to the extension of unemployment insurance of farm workers in New Jersey
An analysis of the work time requirement for the mechanical sorting of pome fruit
An analysis of thirteen years of commercial hail suppression in Central Alberta
An analysis of timber supply and demand trends in South Africa
An analysis of tree-falling time
An analysis of trends in cotton yields in Louisiana
An analysis of trends in yields of major field crops in Louisiana
An analysis of ultimobranchial gland function in the chicken
An analysis of variation in performance traits of Large White and Landrace boars tested in the Queensland pig testing station
An analysis of wholesale milk delivery costs and volume-pricing procedures in California
An analysis of woodlands manpower
An analysis of yield components in cowpea (Vigna sinensis, Endl.)
An analysis on staff, cost and labour in protective tree marking and climber cutting prior to logging
An analytical approach to the consolidation of counties in North and West Florida based on educational efficiency criteria
An analytical formula for prediction of genetic gain in polygenic populations with epistacy and linkage. I. Realized heritability and polygenic substitution
An analytical formula for prediction of genetic gain in polygenic populations with epistasy and linkage. II. Realized and predicted heritability in one-locus populations
An analytical study of catecholamine metabolites by phosphorimetry
An analytical study of chamazulene from the essential oil of Matricaria chamomilla
An analytical study of the behaviour of the price level
An analytical study on the duration of gestation in horses
An anatomical and morphological study of Datiscaceae
An anatomical method for determining the frost resistance of initial material in winter wheat
An anatomical method of determining combining ability for yield in initial winter-wheat material
An anatomical study of coconut leaves from healthy trees and those affected by cadang-cadang
An anatomical study of hybridogenous species of the genus Solanum and hybrids from the putative parental forms
An anatomical study of the pericarp of Arachis hypogaea, with special emphasis on the sclerid component
An anatomy of the dog
An anatomy of the horse
An animal activated feeding device for cattle
An animal health survey of Mbeya region, 1971, Tanzania
An animal-baited trap for the collection of Culicoides spp. (Diptera: Ceratopogonidae)
An annotated bibliography of Cupressus lusitanica
An annotated bibliography of Musca domestica Linnaeus
An annotated bibliography of Pinus elliottii
An annotated bibliography of Pinus patula
An annotated bibliography of colour illustrated mineral deficiency symptoms in tropical crops
An annotated bibliography of the Douglas-Fir beetle (Dendroctonus pseudotsugae Hopkins)
An annotated bibliography of the effects of logging on fish of the western United States and Canada
An annotated bibliography on microwaves, their properties, production, and applications to food processing
An annotated botanical bibliography of Lord Howe Island
An annotated catalogue of the vascular plants of West Pakistan and Kashmir
An annotated check list of Costa Rican cockroaches (Dictyoptera: Blattaria)
An annotated check list of the groves of Sequoiadendron giganteum in the Sierra Nevada, California
An annotated check-list to the vascular flora of the Ubisana valley, Mtunzini, Zululand
An annotated list of mosquitoes in Israel
An annotated list of mosquitoes of southeastern Ontario
An annotated list of the Cerambycidae of Michigan (Coleoptera). Part 1, introduction and the subfamiles Parandrinae, Prioninae, Spondylinae, Aseminae, and Cerambycinae
An annotated list of the Cicadellidae and Fulgoridae of elm
An annotated list of the Siphonaptera of Connecticut
An annotated list of the Tabanidae (Diptera) of South Carolina
An anomalous Taenia saginata from a human case in Colombia
An anomalous form of mycoplasma-like bodies in periwinkle infected with the Sandal spike agent
An anomalous occurrence of the spruce aphid, Elatobium abietinum (Walker), in western North Carolina (Homoptera:Aphididae)
An anomaly in the ray tissue of Fagus sylvatica
An anomaly in the vagina of the worker honeybee
An anomaly of renal phosphorus excretion in sheep
An anomaly of the ocular fundus of the Beagle dog
An answer to couch in perennial crops
An answer to plants' transport problems
An antagonistic actinomycete associated with sorghum seeds
An anthelmintic active against gastro-intestinal strongyles of small ruminants, morantel tartrate
An anthelmintic active against gastrointestinal strongyle infections of sheep and goats, morantel tartrate.
An anthelmintic test for gastro-intestinal nematodes of cattle
An anthrax outbreak in Berkshire
An anthropozoonotic focus of vaccinia in cows transmitted to milkers in the course of smallpox vaccination of children
An anti-TMV factor in the tobacco whitefly after acquisition of tomato yellow leaf curl virus
An anti-inflammatory peptide from bee venom
An antibiotic against broomrape on watermelons
An antifungal antibiotic from a Bacillus sp
An antifungal constituent in Enkianthus perulatus
An antigenic comparison between infectious hematopoietic necrosis virus (OSV strain) and the virus of haemorrhagic septicaemia of rainbow trout (Salmo gairdneri) (Denmark strain) by cross neutralization
An antigenic difference between intracellular and extracellular rabbitpox virus
An antigonadotropin from the ovaries of the insect Rhodnius prolixus Stal
An antilactogenic effect of pyridoxine
An antimicrobial compound in two Pistacia species
An aortitis in the squirrel monkey and its effect on atherosclerosis
An aphid (Brachycaudus schwartzi (Borner)) - California
An aphid sex attractant. II. Histological, ethological and comparative studies
An aphid-borne virus disease of irrigated cowpea in Northern Nigeria
An aphid-transmitted yellowing virus disease of sunflower
An apparatus developed to measure rate of heat release from building materials
An apparatus for collecting bull semen
An apparatus for controlled culture of N-fixing algae
An apparatus for determining the moisture content of soil whose structure is only slightly stable to water
An apparatus for determining the temperature field in the soil mass of a phytotron
An apparatus for facilitating the manual tabulation of phytosociological data
An apparatus for growing plants in soil under aseptic conditions
An apparatus for measurement of contractile properties of porcine skeletal muscle
An apparatus for measuring resistance to splitting in tomato fruit
An apparatus for measuring the photosynthesis of intact plants at low temperatures
An apparatus for pressure injection of solutions into trees
An apparatus for studying flight in small insects
An apparatus for the application of herbicides
An apparatus for the detection and quantitation of volatile human effluents
An apparatus for the infestation of large animals with schistosomes
An apparatus for the intravenous infusion of fluids into unrestrained cattle during long periods
An apparatus for the isolated propagation of foliar pathogens and their hosts
An apparatus for the quantitative analysis of volatile compounds in urine
An apparatus for the study of leaf canopy optics
An apparatus for treatment and embedding of pre-arranged organs of blood-sucking arthropods in epoxide resins
An apparent symbiosis between Fusarium fungi and ambrosia beetles causes canker on Black Walnut stems
An apple cultivar collection
An apple tree shaping and spacing experiment
An application of a microvideo system to entomology
An application of a multi-commodity transportation model to the U.S. feed grain economy
An application of control theory to rural-urban migration and urban unemployment
An application of dynamic programming models to foodgrain import and storage policy in Bangladesh
An application of economic theory in the long-term planning of the scale of operation in the primary production of vine grapes
An application of fractional factorial design to a fertilizer experiment
An application of information theory to genetic mutations and the matching of polypeptide sequencies
An application of linear programming to the evacuation of groundnuts in Nigeria
An application of principal component analysis in genetics
An application of queuing theory to tractor contracting operations in Western Nigeria
An application of statistics to the microbiological evaluation of factory sanitation
An application of the cross-correlation coefficient to pattern recognition of honey bees
An application of the generating function to the solution of a genetic problem
An application of the ligand exchange method to the separation of some aliphatic carboxylic acids
An appraisal of a 10-year effort to prevent the westward spread of the boll weevil
An appraisal of aerial applications of urea solution for increasing the producutivity of dry land wheat in the states of Madhya Pradesh, Rajasthan and Jammu and Kashmir
An appraisal of agricultural economics in the 1960-1970 period
An appraisal of aphid-resistant tuber-bearing Solanum germ plasm
An appraisal of drought in 1973 affecting groundnut production in the Guinea and Sudan savanna areas of Nigeria
An appraisal of fenitrothion as a promising grain-protectant
An appraisal of identification methods for Penicillium species: novel taxonomic criteria based on temperature and water relations
An appraisal of linear programming in studying the peasant decision making environment
An appraisal of recent plantations in forests of the Prairie Provinces
An appraisal of the Bass River State Forest mosquito control program
An appraisal of the bentonite flocculation test in the detection of bovine tuberculosis
An appraisal of the factors causing losses to newly introduced exotic cattle (Bos taurus) into Uganda
An appraisal of the present varietal position in India and future needs
An appraisal of the reliability of different systems of measuring the composition of milk in farm bulk tanks in Ontario
An appraisal of the state and the development of micro-economics of agriculture: the results of an enquiry investigation
An appraisal of the status of certain antelope for game farming in South Africa
An appreciation of decision analysis in management
An appreciation of reductase tests
An approach for breeding varieties of rice resistant to bacterial leaf blight with induced mutations
An approach for demand estimation of fertilizer use
An approach for estimating the costs associated with detoxifying pesticide containers
An approach for predicting the occurrence of interveinal chlorosis in Anab-e-Shahi grape (Vitis vinifera L.)
An approach for resolution of attitude differences over forest management
An approach of the study of hepatic schistosomiasis using non susceptible animal model
An approach to comprehensive mosquito control
An approach to determining potential pest distribution
An approach to eradicate Scirpus maritimus in flooded rice
An approach to estimate complete set of demand elasticities based on two stage budgeting: with an application to the patterns of Gujarat demand
An approach to farm management education
An approach to growth curve analysis
An approach to identifying and locating the low-income farmer
An approach to modelling spatially heterogeneous populations and the simulation of populations subject to sterile insect release programs
An approach to proper branch road layout
An approach to research on vertical coordination: the beef system in Oklahoma
An approach to the Hemiberlesia problem (Homoptera: Coccoidea)
An approach to the biotyping of Bacillus cereus strains with special reference to milk
An approach to the control of Schistosoma haematobium with a special reference to Iraq
An approach to the development of small coffee farms
An approach to the integrated control of rice pests: control with selective, low dosage insecticides by reduced number of applications
An approach to the interpretation of irregular F1 data
An approach to the interpretation of the effect of temperature on fatty acid biosynthesis in developing seeds
An approach to the market regulation of broiler chicken meat
An approach to the prediction of the leaching of herbicides in soils
An approach to the problem of resistance to the main diseases on the irrigated borders of Moldavia
An approach to the problem of urbanization and structural change in agriculture: a case study from the Pons region, 1955-1968
An approach to the simplification of milk recording practices
An approach to the study of dairy calf mortality
An approach to the taxonomic situation of Triticum. I - The meiotic behaviour and degree of stability of some tetra- and hexaploid wheats
An approach to the taxonomic situation of Triticum. II - The taxonomic situation in tetraploid wheats
An approach to the taxonomic situation of Triticum. III - The taxonomic situation in hexaploid wheats
An approach to the training of extension workers
An approach toward the development of hybrid intermediate wheatgrass, Agropyron intermedium (Host) Beauv
An area of solifluction on Suduroy, The Faeroe Islands
An area sampler for collecting mosquito larvae in temporary woodland and field pools
An argument for the genetic simplicity of man and other mammals
An arthrogryposis and hydranencephaly syndrome in calves in Israel, 1969/70. Epidemiological and clinical aspects
An artifact in the gas chromatographic determination of impurities in pentachlorphenol
An artificial diet for Otiorhynchus sulcatus larvae
An artificial diet for the rearing of stalk borer, Chilo auricilius Dudg
An artificial diet with improved acceptability to three strains of Myzus persicae (Sulz.) (Hemiptera, Aphididae)
An artificial medium and rearing techniques for the colonization of Bactra verutana
An artificial oviposition site for tree-hole breeding mosquitoes
An artificial rearing of a coccinellid beetle, Harmonia axyridis Pallas, on drone honeybee brood
An artificial substrate for the quantitative comparison of the densities of larval Simuliid (Diptera) populations
An ascaridoid nematode from a hippopotamus
An aspect of beekeeping in the past
An aspect of chemical weed control in tomatoes (Lycopersicon esculentum Mill.); a trial comparing active materials
An aspect of interlayer potassium of mica minerals in soils
An aspect of protein turnover of barley plant during reproductive and vegetative growth stages
An aspect of the mineral fertilization of vineyard soils
An aspect of translational control of protein synthesis in aging: changes in the isoaccepting forms of tRNA in Turbatrix aceti
An assay for Helminthosporium victoriae toxin based on induced leakage of electrolytes from oat tissue
An assay for growth hormone and prolactin-releasing activities using a bovine pituitary cell culture system
An assay for renin
An assay of growth inhibitors in seed oil and normal and diseased (brown bast) bark of Hevea
An assay of oil-soluble wood preservatives by stake tests
An assay technique for some viruses in white clover
An assay to study the effect of texture of soil surfaces on the availability of insecticides of insects
An assessment of Cottonwood twig-borer attacks
An assessment of Populus trichocarpa, including also an assessment of Poplar growing to date
An assessment of Rubber wood from Liberia for particle board manufacture
An assessment of a glutamate medium for the detection of coliform organisms in dairy products
An assessment of a method of manual pregnancy diagnosis in the ewe
An assessment of agricultural extension in Sukumaland, Western Tanzania
An assessment of anthelmintic control programmes adopted by British sheep farmers for their breeding flocks
An assessment of aridity and the severity of the 1972 drought in northern Nigeria and neighbouring countries
An assessment of bulk weight and other simple criteria for predicting the digestible energy values of feed grains
An assessment of certain foreign winter wheat varieties investigated in experiments at stations of Poznanska Hodowla Roslin in 1969-1971
An assessment of chromic oxide as an indigestible marker for digestion studies in sheep
An assessment of co-operative farming societies in Gujarat and Rajasthan (a few case studies)
An assessment of continuous lamb production in the United Kingdom
An assessment of development in Taiwan
An assessment of differences in laying performance of birds housed in three tiers of a battery block
An assessment of effects of vaccination on genetic resistance to Marek's disease
An assessment of field measures of milking rate
An assessment of filariasis transmission in Singapore
An assessment of gibberellin structure-activity relationships
An assessment of gypsy moth natural enemies in Pennsylvania
An assessment of plant nutrient content as a guide to nutritional status
An assessment of shallow soil pastures in Ontario
An assessment of some new treatments for the control of rotting of stored apples
An assessment of the DDT residue situation in an urban milieu
An assessment of the consequences of the controlled release of pesticides from granular formulations
An assessment of the damage caused by flies of the genus Amaurosoma Beck. (Diptera, Cordyluridae) in seed plantations of timothy
An assessment of the effectiveness of a slow release nitrogen fertilizer on sports turf
An assessment of the effectiveness of the action of the acaricides Ultracid 40 EC, Ultracid 40 WP, Rospin 25 EC, Akar 338 EC and Acricid conc
An assessment of the effects of ruminal selenium pellets given to young sheep grazing selenium-deficient pastures
An assessment of the effects of silicate application on rice by a simulation method
An assessment of the efficacy of Phostoxin for the control of grain pests in silos. Part III
An assessment of the financial consequences of public subsidies on privately-owned, previously-unmanaged, upland Oak woodland enterprises in Indiana
An assessment of the importance of some factors causing losses of lime from agricultural soils
An assessment of the income situation of cotton growers
An assessment of the insecticides Thionex and Unden in tomatoes from a public health standpoint
An assessment of the nutrient status of soils in northern East Gippsland
An assessment of the options for mechanical harvesting of sugarcane in South Africa
An assessment of the performance of eight post-emergence herbicides for the control of wild oat (Avena fatua) in spring-sown wheat
An assessment of the performance of preservative-treated poles in some areas of Ghana
An assessment of the point-centred quarter method of plotless sampling in some New Zealand forests
An assessment of the practice and potential for the joint application of solution fertilisers and herbicides in the U.K
An assessment of the practice and potential for the joint application of solution fertilisers and herbicides in the UK
An assessment of the primary and secondary production of the arid grazing lands ecosystems of North Africa
An assessment of the resin and a comparison of the pulping properties of Pinus pinaster and Pinus radiata
An assessment of the resistance of some tomato varieties to Phytophthora infestans (Mont.) de Bary
An assessment of the significance of the food base in relation to infection of Hevea roots by Fomes lignosus
An assessment of the suitability of Poplar clones of the Sections Aigeiros and Tacamahaca based on 15 years' observations
An assessment of the suitability of eight dwarf tomato varieties for hotbed cultivation
An assessment of the usefulness of phytosociological and numerical classificatory methods of the community biogeographer
An assessment of the vaginal biopsy technique of pregnancy diagnosis in sows
An assessment of the value of plant growth regulators and herbicides for crops grown for the processed food industries
An assessment of the viability of canine blood, stored under normal veterinary hospital conditions
An assessment of the world food gap
An assessment of work simplified procedures for the microbiological assay of serum vitamin B12 and serum folate
An association between the amount of fat and the ratio of zinc to copper in 71 foods: inferences about the epidemiology of coronary heart disease
An association between the concentration of copper in whole blood and haemoglobin type in sheep
An association between the mass dying of Oak and that of Elm and Lime: measures for restoring affected stands
An association of the black turpentine beetle, Dendroctonus terebrans, and Fomes annosus in Loblolly Pine
An asymbiotic nitrogen-fixing bacterium from the root environment of corn
An asynaptic strain in the watermelon produced from gamma -ray treatment
An atlas of RF mouse pathology: disease descriptions and incidence
An atlas of common Queensland mosquitoes with a guide to common Queensland biting midges by E.J. Reye
An atlas of fungal ultrastructure
An atlas of invertebrate structure
An atlas of mammalian chromosomes. Volume 6
An atlas of mammalian chromosomes. Volume 7
An atlas of mammalian chromosomes. Volume 8
An atlas of plant structure. Volume 2
An atlas of the development of eggs of an ichneumon wasp
An atlas of veterinary surgery
An atomic absorption method for cation measurements in Kjeldahl digests of biological materials
An attack by Schizophyllum commune on young Populus alba trees
An attempt at a climatological interpretation of the causes of gale damage on the northern slopes of the Riesengebirge on 4th and 5th Nov. 1966
An attempt at a geochemical interpretation of the soil map of France (scale 1:1 000 000). Characterization and distribution of the principle types of pedogeochemical environments
An attempt at a morphological and physiological classification of dill (Anethum graveolens L.)
An attempt at a reconstruction of Mendel's experiments with plants other than Pisum, Phaseolus and Hieracium
An attempt at brine fly control on the Great Salt Lake
An attempt at classifying vertical zonality in Bulgarian soils
An attempt at determining by some cultivated plants according to meteorological conditions in the years 1963-1968. 2. Peas, red clover and potatoes
An attempt at determining field water consumption by certain crops in relation to meteorological conditions during 1963-8. 1. Cereals
An attempt at determining field water-consumption by some cultivated plants according to meteorological conditions in the years 1963-1968. 2. Peas, red clover and potatoes
An attempt at determining the effect of qualitative traits on the economic value of agricultural products, based on examples of rye and wheat
An attempt at determining the pathogenicity of two species of entomopathogenic fungi in relation to Carabidae
An attempt at determining the role of parasites as a factor controlling the numbers of a wild boar (Sus scrofa) population
An attempt at establishing quantitative relations between the optical properties of soils and their composition
An attempt at estimating the size distribution of oil globules in emulsion type commercial foods by means of a modified centrifugal photosedimentometer
An attempt at quality evaluation in the early stages of wheat breeding by means of the Zeleny test as modified by Greenaway and collaborators
An attempt at separating productive and morphogenetic effects in the growth of some bulb plants
An attempt at simplification of production methods of dark tobaccos
An attempt at the classification of the types of variability in helminths
An attempt at the comparative examination of the lowland soils ('podow') and loess rocks
An attempt at the laboratory breeding of Glossina pallidipes Austen 1903
An attempt at using Weibull's distribution in population studies for analysis of the host-parasite relationship: Triaenophorus nodulosus (Pall.)-Cyclops vicinus Ulj
An attempt for laboratory determination of the state of rf3-factor in pollen of self-pollinated maize lines
An attempt for transferring stem solidity of T. durum Desf. to T. aestivum L. with the aim of developing new forms of winter common wheat with solid stem, resistant to Cephus pygmaeus L
An attempt on a case and prevention of oesophageal cancer in the Transkei Bantu
An attempt to assess the productive capacity of Norway Spruce from analytical values of some properties of the soil environment
An attempt to assess the toxicity of pesticide formulations to honeybees foraging on caged apple trees
An attempt to assess, by means of seed analysis, the risk of infection by pathogenic fungi of beans grown in Poland
An attempt to balance the influence of mineral fertilizers with and without farmyard manure on yields from mountain meadows
An attempt to calculate the total area of several different soils from the mechanical composition
An attempt to construct a socio-economic classification model for peasant families in Mexico
An attempt to control helminthiases and a survey of the intestinal protozoans in two localities in the middle of the Ivory Coast (Tiebissou and Koubi)
An attempt to control sugarcane stemborers with the dipterous parasite Diatraeophaga striatalis (Towns.)
An attempt to correct the effect of potassium deficiency on photosynthesis and growth in beans by means of cytoquinine active compounds
An attempt to determine the causes of hollow stems in cauliflower
An attempt to determine the comparative rate of decomposition of organic substances in forest biogeocoenoses
An attempt to determine the directions of changes in the location and organization of agriculture in Poland during the 1960-1990 period
An attempt to determine the economic threshold of the cabbage moth (Mamestra brassicae L.) in common cabbage
An attempt to determine the foliage area of juvenile and young individuals of some conifers
An attempt to determine the influence of climatic factors on the incidence of subcutaneous larvae of Hypoderma bovis De Geer
An attempt to determine the intensity of linkage between the male sterility gene Ms1ms1 and the gene Bb conditioning black glumes on the fifth chromosome of spring barley
An attempt to determine the resistance of Poplars to infection by Chondroplea populea (Sacc. Kleb.) = Dothichiza populea (Sacc. et Briard) on the basis of the composition of epiphytic bacterial microflora
An attempt to determine the seasonal photosynthetic productivity of young conifers
An attempt to determine the suitability of industrial and mining waste for increasing the sorption capacity of sandy soil
An attempt to determine whether maternal transmission of scrapie occurs in mice
An attempt to develop a simple method for estimating the content of lean and fat in the streak
An attempt to elaborate a programme to control parasitic diseases of sheep
An attempt to establish evaluation standards for a bivalent vaccine against leptospirosis in farm animals using LMAR (the leptospirosis micro-agglutination reaction)
An attempt to establish the chronic infection of pigeons with Japanese encephalitis virus
An attempt to estimate losses caused by blast in rice crops in Sao Paulo State
An attempt to estimate the costs of thinnings in the National Forest of Acungui
An attempt to estimate the energy flow through the population of Colorado beetle (Leptinotarsa decemlineata Say)
An attempt to estimate the influence of bulls on the reproductive value of their sons
An attempt to estimate the influence of the parents on the milking ability of their daughters
An attempt to estimate the total yield of dry wood weight on the basis of the Norwegian yield tables for Picea abies
An attempt to estimate the value of some morphological and biological characters for establishing the taxa of various ranks within the superfamily Brachylaimoidea Allison, 1943 (Trematoda)
An attempt to evaluate rams on the relationship, in their progeny, between thyroid activity and productivity
An attempt to evaluate the risk of infection of cereals by fungi of the genus Fusarium in some Polish provinces on the basis of grain analysis
An attempt to evaluate the survival of nymphs of Locusta from the variations in the sex ratio
An attempt to evaluate the tendency toward root greening in culinary carrot varieties
An attempt to explain heterosis in crossing wheat
An attempt to explain the occurrence of two species of Podocarpus in Brazil
An attempt to extend the biological control of Sminthurus viridis (Collembola) to new areas in Australia by introducing a predatory mite, Neomolgus capillatus (Bdellidae)
An attempt to force molt small egg-type pullets
An attempt to group fresh-water species of the Anopheles gambiae complex by some morphological larval and adult characters
An attempt to identify the intestinal receptor for the K88 adhesin by means of a haemagglutination inhibition test using glycoproteins and fractions from sow colostrum
An attempt to identify the sweet cherry varieties Buttners Rote Knorpelkirsche and Buttness Spate Rote Knorpelkirsche
An attempt to increase the body weight of mink
An attempt to induce scrapie in local sheep in Bulgaria
An attempt to induce synchronisation of ovulation in sows by means of the preparation Gravignost
An attempt to measure ground rent for agricultural market production in Schleswig-Holstein
An attempt to measure the fertilizing potential of a sheep fold
An attempt to obtain autofertilisation in Gallus domesticus
An attempt to obtain cell cultures of horse leucocytes
An attempt to obtain infertile live worms in mice infected with Schistosoma mansoni
An attempt to overcome iron-induced manganese deficiency in 'July Elberta' peach trees with manganese chelate
An attempt to prepare antiserum against potato leaf-roll virus
An attempt to produce secondary hydatid cysts in vitro and in vivo from the fragments of non-fertile (acephalic) cysts of Echinococcus granulosus
An attempt to reduce the cost of pyrethrum aerial sprays against Glossina swynnertoni Aust. in savannah woodland
An attempt to represent the level of damage of stored products
An attempt to shorten the mating season of Polish Longwool sheep by hormonal means
An attempt to survey and control tsetse flies in the western bank of Equatoria, Amadi area, prior to restocking
An attempt to use Al and Fe extractable in 0.1 N HCl to characterize carbonate free soils. Part II. Al and Fe distribution in profiles of some soils
An attempt to use Al and Fe extractable in 0.1 N HCl to characterize carbonate-free soils. Part I. Relationship between Al and Fe content and soil properties
An attempted cross of Zea mays and Coix lacryma jobi and the serological relationships of these species
An attractant for males of Spodoptera dolichos (Lepidoptera: Noctuidae)
An atypical case of anthracnose (Colletotrichum gloeosporioides) in citrus in Concordia, Entre Rios, Argentina
An atypical form of Corynebacterium pyogenes isolated from a case of chronic bovine mastitis
An atypical form of pasteurellosis of hens
An auger for sampling soil
An auger harvesting system for recumbent sugarcane
An autecological study of Mitragyna ciliata (Abura) with special reference to its use as a plantation species in the swamp forests of the Rivers State of Nigeria
An autecological study of the wetland grass, Scolochloa festucacea (Willd.) Link
An authoritative policy for the agricultural sector in the pampas region, in a general development framework
An auto-tetraploid in rice (Oryza sativa L.) induced by EMS
An autoantibody-like factor reactive with liver parenchymal cells in the serum of the pig
An automated CO2 injection circuit for measurements of rates of photosynthesis
An automated Rose Bengal agglutination test using the ADAM system
An automated colorimetric method for the determination of free nicotinic acid in minced meat
An automated colorimetric method for the measurement of 3-hydroxybutyrate concentration
An automated complement fixation test for Brucella ovis in sheep
An automated consumer milk dairy with computerized delivery
An automated continuous protein analyzer: modification of the Lowry method
An automated data acquisition and computer-based computation system for application to toxicological studies in laboratory animals
An automated fluorometric assay for proteolytic activity in wheat
An automated individual feeding system for dairy cows
An automated inoculating device for a packaging machine
An automated lighting cycler for the insectary
An automated loop method for determining the total count of bacteria in milk
An automated management system
An automated procedure for the determination of aluminium in soil and plant digests
An automated system to facilitate detection of ingested dyes used in imported fire ant labeling studies
An automated technique for canine blood typing
An automatic apparatus for determining the crystallisation temperature of liquid pesticide formulations
An automatic centrifuge drum for clarifying liquids
An automatic concentrate feeder for dairy cows
An automatic densitometer
An automatic feeding device and the use of live and frozen Artemia for culturing larval stages of the American lobster, Homarus americanus
An automatic honey bee counting and recording device (APICARD) for possible systems analysis of a standard colony
An automatic impulse controlled implement control system for plant rows
An automatic instrument for rapid determination of nitrogen in commercial materials
An automatic multichannel thermocouple psychrometer based on an operational amplifier
An automatic plant for feeding dairy cows
An automatic punching counter
An automatic punching counter and metering dispenser
An automatic scanning apparatus for gamma-spectrometric determination of the moisture content in soil columns
An automatic separator for the removal of aquatic insects from detritus
An automatic spore trap to be used in growth chambers
An automatic system for sampling processing waste water
An automatic unit for short-day treatment
An automatic water-use recording system
An automatic, multichamber soil-washing apparatus for removing fungal spores from soil
An autophotographic method for investigation of the side-effects of plant-protection chemicals on Trichogramma
An autopsy case of pemphigus vulgaris complicating a fatal strongyloidiasis
An autopsy case of strongyloidiasis complicating pemphigus vulgaris
An autoradiographic and electrophoretic study of sperm basic nuclear proteins before and after fertilization in the mouse and sea urchin
An autoradiographic study of bacterial DNA in Lycopersicon esculentum
An autoradiographic study of the cell wall modifications induced by maize rough dwarf virus in the host cells
An autoradiographic study of the distribution of 14C-labelled assimilates at different stages of development of Oxalis latifolia H.B.K. and O. pes-caprae L
An autoradiographic study of the early effects of 7,12-dimethylbenzanthracene and progesterone on DNA synthesis in rat mammary epithelial cells and subsequent tumour development
An autoradiographic study of the intestinal absorption of palmitic and oleic acid
An autoradiographic study of the translocation of 14C-labelled assimilates in Eragrostis curvula (Schrad.) Nees at different stages of vegetative growth
An autoradiographic technique to observe uptake and utilization by microorganisms of carbon-14 derived from labelled herbicides in soil
An autosomal deletion with the appearance of fragments in a ram
An autosomal translocation in the Charolais breed of cattle
An autotetraploid grape form
An avian adenovirus associated with respiratory disease
An avian reovirus contaminating chick kidney cell cultures
An early record of Heterodera humuli Filipjev in the United Kingdom
An early sweet corn for Alaska
An early-bearing crop
An early-bearing walnut
An early-maturing cultivar of vetch (Vicia sativa)
An early-maturing maize mutation induced by 1,4-diazoacetylbutane
An early-ripening cabbage variety
An easily prepared low lactose milk to be used in a milk intolerant population
An easy and simple method to find leaf area
An easy colorimetric micromethod for routine determination of free fatty acids in plasma
An easy method of preparing living Oesophagostomum radiatum (Nematoda) larvae and adults for cryostat sectioning
An easy method of screening rice varieties for resistance to sheath blight disease
An ecological analysis of the genus Bulbophyllum in West Africa
An ecological and faunistic survey of insect parasites and predators (Hymenoptera, Coleoptera, Neuroptera, Diptera) of Coccids and Aleyrodids (Homoptera) in South Turkmenia
An ecological approach towards classification of coastal vegetation of India. 1. Strand vegetation
An ecological approach towards classification of coastal vegetation of India. II. Estuarine border vegetation
An ecological assessment of the influence of grazing on plant community structure
An ecological atlas of grassland plants
An ecological basis for decision-making
An ecological evaluation of the effects of spraying gamma-BHC, Sevin and Sumithion for Mirid control on cacao, Theobroma cacao L. in western Nigeria
An ecological focus of parasitism of sheep by Moniezia and detection of the intermediate host
An ecological interpretation for the small mounds in landscapes of eastern Oklahoma
An ecological model for naturalized hemp in East-Central Illinois
An ecological monograph on eutrophic deciduous woods in the SW archipelago of Finland
An ecological study of Epinotia solandriana (Linnaeus) (Lepidoptera: Olethreutidae), a leaf roller on Betula ermanii Cham. in the Shigayama IBP area
An ecological study of Schistosoma haematobium in the forest region of south-west Nigeria
An ecological study of a Baldcypress swamp in St. Charles Parish, Louisiana
An ecological study of an attempt at biological control of Noogoora burr (Xanthium strumarium)
An ecological study of arthropod populations on apple in northeastern Wisconsin: population dynamics of mite species on the foliage
An ecological study of grasslands in Banff, Jasper, and Waterton Lakes National Parks
An ecological study of mixed species population of Shirahoshizo spp. on bait logs of Pine tree (III)
An ecological study of pea mutants
An ecological study of white-back planthopper, Sogatella furcifera Horvath in Vietnam, 1968
An ecological study on the development of heart rot in coconuts in Cuba
An ecological study on the process of plant community formation in tidal land
An ecological study on the sugar cane cicada, Mogannia hebes, Walker. I. The relationship between nymph populations and soil characteristics
An ecological study on yellow rust mite, Acaphylla steinwedeni Keifer
An ecological-faunistic survey of the Carabids (Coleoptera, Carabidae) of Moldavia
An ecological-geographical description of the Coccids of the south-east of Kazakhstan
An ecologico-botanical study of the Lauraceae of North Bengal
An econometric analysis and temporal price equilibrium of U.S. soybean oil
An econometric analysis of Western Nigeria cocoa output response relations
An econometric analysis of apple prices in Canada, with special reference to Ontario
An econometric analysis of daffodil prices
An econometric analysis of household consumption and saving in Sierra Leone
An econometric analysis of market factors determining supply and demand for softwood lumber
An econometric analysis of some factors influencing the loyalty of members in the Western Nigeria marketing co-operatives
An econometric analysis of the Wisconsin Aspen pulpwood market
An econometric analysis of the demand for animal protein in Iran
An econometric analysis of the response of milk sales to advertising in selected New York state markets
An econometric analysis of the supply and marketing of apples in Nova Scotia
An econometric analysis of the wheat markets of Taiwan and Japan
An econometric comparison of farm households: economic behaviour in Japan, Korea, and Taiwan
An econometric determination of the welfare impact of giving bargaining power to farmers: a case study of the egg industry
An econometric investigation of demand relationships among tree nuts and peanuts
An econometric model for the agricultural sector of the German Federal Republic
An econometric model of softwood lumber and stumpage markets, 1947-1967
An econometric model of the United States forest products industry
An econometric model of the linkage between agriculture and the food processing industry
An econometric model of the market for pigs in Belgium
An econometric model of the world cotton market
An econometric study and projection of the beef cattle market in Belgium using a recursive model
An econometric study of factors determining and influencing prices of farm land
An econometric study of raw materials in international trade - a case study of hides and skins
An econometric study of the agricultural labor market in Brazil: a test of subsistence and commercial family farm models
An economic alternative to concessional farm interest rates
An economic analysis of 1980 international trade in jute with special reference to Pakistan
An economic analysis of Black Walnut plantation enterprises
An economic analysis of Cotile recreation area
An economic analysis of Indian tea industry and public policy
An economic analysis of Kentucky's livestock auction markets
An economic analysis of agricultural land use practices to control water quality
An economic analysis of alternative corn irrigation. Systems in Southwest Michigan
An economic analysis of alternative investment opportunities in apple processing
An economic analysis of alternative milk production systems; Oregon milk marketing area one, 1971
An economic analysis of alternative seed cotton handling systems on Louisiana cotton farms
An economic analysis of alternative sprinkler irrigation distribution systems on the Southern High Plains of Texas
An economic analysis of automating a small fluid milk plant
An economic analysis of beekeeping operations
An economic analysis of black walnut plantation enterprises
An economic analysis of commingling as a method for improving rough rice marketing in Louisiana
An economic analysis of farm enterprise diversification and associated factors in two regions of Minas Gerais, Brazil
An economic analysis of farm producing grass seed in the Willanette Valley, with special attention to the cultural practice of field burning
An economic analysis of farm truck ownership, utilization, and cost of hauling grain in Saskatchewan
An economic analysis of grain-beef cattle farms in the Lloydminster Battleford area, Saskatchewan, 1972
An economic analysis of harvesting, processing, and storing coastal bermudagrass hay and pellets
An economic analysis of hibiscus production
An economic analysis of major irrigated crops in the Tungabhadra project
An economic analysis of migration in Costa Rica
An economic analysis of milk supply response under the Virginia milk Commission Class I base plan
An economic analysis of off-farm income as a factor in the improvement of the low farm income farmers in Illinois
An economic analysis of peanut production in the southeast and southwest regions of the U.S. under alternative government programs
An economic analysis of policies protecting small business in the milk industry
An economic analysis of potential agricultural adjustments in Reeves County, Texas: a mathematical programming approach with both micro and macro models
An economic analysis of processing and distributing dairy products in Wyoming
An economic analysis of processing whole milk into butter and byproducts with the continuous churn in Kansas
An economic analysis of quality factors affecting the price of medium grain rough rice in Louisiana
An economic analysis of red meat, fish, poultry and wild game consumption patterns in Anchorage, Alaska
An economic analysis of reforestation costs in Alberta
An economic analysis of retail fertilizer plant operations in the midwestern United States
An economic analysis of selected agricultural extension programs in Colombia, South America
An economic analysis of smallholder agriculture in the Kericho district (Kenya)
An economic analysis of state farm credit in Egypt 1960-1970
An economic analysis of state farm credit in Egypt, 1960-1970
An economic analysis of the Lake of the Woods - Rainy Lake region of Minnesota
An economic analysis of the determinants of nutrition among young children in rural India
An economic analysis of the effects of optimizing hog shipment patterns and market structure on the efficiency of a country hog marketing system
An economic analysis of the effects speciality grains should have on production decisions made by farmers
An economic analysis of the export market for Montana wheat
An economic analysis of the high-yielding varieties of wheat - a study of Kota district
An economic analysis of the impact of emerging grade A milk supplies upon the North Central dairy industry
An economic analysis of the intertemporal allocation of ground water in the Central Ogallala formation
An economic analysis of the market for Canadian rapeseed
An economic analysis of the registered beef cattle industry of South Texas
An economic analysis of two confinement systems vs. a conventional system of beef cow-calf production
An economic analysis of water use regulation in the Central Ogallala formation
An economic analysis of wheat production and marketing in Iran
An economic analysis of world corn trade
An economic analysis on the effects of quantity and quality of irrigation water on agricultural production in Imperial Valley, California
An economic and biological evaluation of F1 heterotic hybrids of lucerne
An economic and land-use model for reducing insecticides on cotton and corn
An economic and mathematical model of water utilization in large irrigation systems
An economic appraisal of a preventative medicine program for dairy herd health management
An economic appraisal of capital intensive raw material processing in developing countries. A case study illustrated with two examples of the palm oil industry of Dahomey and Nigeria
An economic appraisal of the market for Ontario flue-cured tobacco
An economic appraisal of the pattern of harvesting coconuts in Bangladesh
An economic approach to the calculation of timber production as a basis for choosing tree species and stand composition
An economic assessment of the response of cotton to nitrogen and water in the Ord Valley, North-Western Australia
An economic comparison of short- and full-season cotton production in Arizona
An economic evaluation of afforestation with Radiata Pine on Tawarau forest
An economic evaluation of application of sewage sludge on strip-mined land
An economic evaluation of buffelgrass in Paraguay
An economic evaluation of chipper/canter Aspen production
An economic evaluation of high density apple planting systems in Western New York
An economic evaluation of manure dehydration for selected egg producing operations in Massachusetts
An economic evaluation of methods and equipment for seedling production in growing field vegetables
An economic evaluation of performance of improved corn varieties in Bukidnon
An economic evaluation of soil conservation measures in Varanasi district, U.P
An economic evaluation of the feasibility of rearing broilers separately by sex in a vertically integrated broiler firm
An economic evaluation of the swine fever eradication programme in Great Britain using cost-benefit analysis techniques
An economic evaluation of the wet coconut process developed at the Tropical Products Institute
An economic evaluation of tomato production in greenhouses
An economic evaluation of wage rates and incentive agreements for full-time hired labor on Oklahoma farms
An economic evaluation of water control in the northern region of the greater Chao Phya project of Thailand
An economic formula for pricing class I milk to dairy farmers
An economic geography of West Africa
An economic interpretation of nitrogen fertilizer response data for irrigated corn (Pioneer Hybrid 309 B) grown at at Chainat in the dry season of 1969
An economic interpretation of nitrogen response data on rice variety C4-63 grown in the dry season of 1969
An economic investigation of the impact of alternative insecticide strategies on cotton production in the Sunflower River Basin, Mississippi
An economic model for selecting Douglas-Fir reforestation projects
An economic model of flood plain land use and land use policy
An economic model of the Canadian red meat system for policy analysis
An economic profile of Mainland China: a comment on Chou En-lai's report to the fourth National People's Congress
An economic profile of the California sheep and lamb industry
An economic simulation model for analyzing natural resource policy
An economic study of fresh-water fish cultivation in Taiwan - a brief summary report
An economic study of lauric oilseed processing
An economic study of the avocado pear
An economic study of the use of alfalfa meal for animal nutrition in terms of its nutritional quality
An economic study of tractor contracting operations in Western Nigeria
An economic study of water management programme in Sambalpur district (Orissa)
An economic study on the Mexican wheat varieties in Denizli
An economic study on the cost of production of game
An economic study on the need to speed up the promotion of farm mechanization in Taiwan
An economic study on the use of soil conditioners in tuberous begonia culture
An economic study using linear programming of utilization of grape seed and oil cake by-products in pig and poultry feed
An economic survey of African owned large farms in Trans Nzoia, 1967/68-1970/71
An economic survey of West Java
An economic survey of commercial beekeeping in the Illinois-Wisconsin and California-Arizona areas
An economic trial on the relationship between the production and price of some of our basic agricultural goods (1956-1965)
An economic view of soybeans and food fats in the 1980's
An economic yield response from supplementary irrigation at Mackay
An economical and rapid method for the estimation of volatile fatty acids from the rumen liquor
An economical faecal method for liver-fluke diagnosis
An economical hydraulic lysimeter - construction and calibration
An economist's review on the choice of tree form and planting system for commercial apple production
An economist's view of the Pine-site hardwood problem
An ecophysical approach to crop losses, exemplified in the system wheat, leaf rust and glume blotch IV. Water flow and leaf-water potential of uninfected wheat plants and plants infected with Puccinia recondita f. sp. triticina
An ecophysiological approach to crop losses exemplified in the system wheat leaf rust and glume blotch. II. Development, growth, and transpiration of uninfected plants and plants infected with Puccinia recondita f.sp. triticina and/or Septoria nodorum in a climate chamber experiment
An ecophysiological approach to crop losses exemplified in the system wheat, leaf rust and glume blotch. 3. Effects of soil-water potential on development, growth, transpiration, symptoms, and spore production of leaf rust-infected wheat
An ecophysiological approach to crop losses exemplified in the system wheat, leaf rust and glume blotch. I. A simple and accurate balance for the continuous measuring and recording of (evapo-)transpiration of plants in indoor experiments
An ecophysiological approach to crop losses, exemplified in the system wheat, leaf rust and glume blotch. IV. Water flow and leaf-water potential of uninfected wheat plants and plants infected with Puccinia recondita f. sp. triticina
An ecosystem approach to wildlife and drought
An edaphological and pedological investigation of the soils in the West Lake region of Tanzania
An effect during investigation of the rheological properties of wood in the low-frequency range of loading
An effect of copper deficiency on the initiation and development of flower buds of Chrysanthemum morifolium grown in solution culture
An effect of cultural practice on populations of Clepsis spectrana (Treits.) (Lep., Tortricidae) on black currant
An effect of dung beetle activity on plant yield