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  1. The activity and distribution of wheat bulb fly (Delia coarctata) (Diptera:Anthomyiidae) in cereal crops and over fallow land
  2. Algorithm AS 113: A transfer for non-hierarchical classification
  3. Algorithm AS 112: Exact distributions derived from two-way tables
  4. An automatic micro-injection system and its use in the microcalorimetry of cation-exchange sorption
  5. Environmental aspects of the usage of pesticides in developing countries
  6. Soil organic matter in the Hoosfield continuous barley experiment
  7. Yields on the Exhaustion Land and changes in NPK content of the soils due to cropping and manuring, 1852-1975
  8. Nature and origins of pollution of aquatic systems by pesticides
  9. Good beekeeping and bee health - a lecture 1st October 1977
  10. The evolution of dominance: Haldane v Fisher revisited
  11. A general algorithm for analysis of variance
  12. Neurophysiological study of the structure-activity relation of pyrethroids
  13. Preferred conformations of pyrethroids
  14. Synthetic pyrethroids
  15. Which soil pesticide treatment for pest damage control
  16. Vertical distribution of potato, beet and pea cyst nematodes in some heavily infested soils
  17. Variability in 3 areas of denchworth soil map unit .3. Soil grouping based on chemical composition
  18. Use offForecasting in chemical control of black bean aphid, Aphis fabae Scop., on spring‐sown field beans, Vicia faba L.
  19. Use of fertilizer nitrogen on continuously grazed swards
  20. Theory and application of linear-model - Graybill, F. A.
  21. Tests of long-term residues of phosphorus fertilizer
  22. Temperature and development of mononchus-aquaticus
  23. Techniques of fertilizer application
  24. Technique for examination of endosperm cells in cereal caryopses
  25. Taxonomy of round cyst-nematodes
  26. Sugar-beet powdery mildew
  27. Sugar-beet and nitrogen
  28. Studies on glutamate synthase from leaves of higher-plants
  29. Studies on decomposition of plant material in soil .5. Effects of plant cover and soil type on loss of carbon from c-14-labeled ryegrass decomposing under field conditions
  30. Studies on decomposition of plant material in soil .4. Effect of rate of addition
  31. Structure of spicules and caudal sensory equipment in male of Aphelenchoides blastopthorus (Nematoda: Tylenchida, Aphelenchina)
  32. Stresses in feeding pump lining of ditylenchus-dipsaci shown by photoelastic analysis of perspex models
  33. Stomatal resistance in different gases
  34. Stem-boring diptera in grassland in relation to management practice
  35. Spread of Erwinia carotovora var. atroseptica (blackleg) from degenerating seed to progeny tubers in soil
  36. Spores in air
  37. Spicule and stylet protrusion induced by ammonia solution in some plant and soil nematodes
  38. Specificities of cation permeabilities induced by some crown ethers in mitochondria
  39. Some sugar-beet cultural practices in relation to incidence and damage by soil-inhabiting pests
  40. Some effects of nitrogen nutrition on absorption and distribution of other nutrients
  41. Solubilities of cesium hexachlororhenate(iv), hexabromorhenate(iv), and tetraoxorhenate(vii) in alcohol-water mixtures, and their relation to cosolvent characteristic volume
  42. Soil corrosiveness in south oxfordshire
  43. Sodium-calcium exchange equilibria in salt-affected and normal soils
  44. Simulation of nematode attraction to a point in a flat field
  45. Simple unit for extracting protein in bulk from leaves
  46. Simple unit for extracting leaf protein in bulk
  47. Short and long-term effects of phosphorus fertilizers on sugar-beet
  48. Seed size variation - its extent, source and significance in field crops
  49. Role of leaf protein in animal feeding
  50. Rhizobium-stimulated callose formation in clover root hairs and its relation to infection
  51. Reticulation and other methods of reducing size of printed diagnostic keys
  52. Results from an experiment on permanent grass evaluating aqueous ammonia and aqueous urea, injected in bands either 30 or 60 cm apart
  53. Results from 2 sets of experiments with spring barley, 1st comparing injected with broadcast nitrogen granules, 2nd comparing injected and combine-drilled npk solutions with broadcast npk granules
  54. Response by sugar-beet to irrigation, 1965-75
  55. Resolving controversy in statistical-inference
  56. Relationships between clarified beet juice purity and easily-measured impurities
  57. Relationship between photosynthesis and tuber growth in solanum-tuberosum-l
  58. Relationship between nitrogen supply and nitrogen yield of cut grass swards
  59. Reformulation of linear-models - a reformulation of linear model (with discussion)
  60. Recent developments and some problems in taxonomy of cyst-nematodes, with a classification of heteroderoidea
  61. Pyrethrins and related compounds .21. C-13 nuclear magnetic-resonance spectra of synthetic pyrethroids
  62. Purification and some properties of beet yellows virus
  63. Protein and nucleic-acid of beet yellows virus
  64. Properties of a carboxylesterase from peach-potato aphid, Myzus-persicae-(Sulz.), and its role in conferring insecticide resistance
  65. Properties and regulation of aspartate kinase from barley seedlings (Hordeum vulgare L.)
  66. Polarographic study of glutamate synthase activity in isolated-chloroplasts
  67. Polarographic study of ammonia assimilation by isolated-chloroplasts
  68. Plant-growth responses to vesicular-arbuscular mycorrhiza .10. Responses of stylosanthes and maize to inoculation in unsterile soils
  69. Plant-growth regulators and physiological limitations to yield in sugar-beet
  70. Phosphate fertilizer and take-all disease of wheat and barley
  71. Peach-potato aphid, myzus-persicae (sulz), resistant to organophosphorus and carbamate insecticides on potatoes in Scotland
  72. Partial-purification and preliminary characterization of soluble leaf proteins specific to virus-infected tobacco plants
  73. Partial-purification and characterization of potato virus-y helper component
  74. Observations on origins of septoria-nodorum infection of winter-wheat
  75. Observations on fungal parasites of females and eggs of cereal cyst-nematode, heterodera-avenae, and other cyst nematodes
  76. Nutrient concentrations in naturally regenerated seedlings of picea-sitchensis in southeast alaska
  77. Novel aspects of nitrogen-fixation
  78. Nitrogen-content of wheat-grain in field experiments at Rothamsted
  79. Nitrogenase activity, nitrogen-content, invitro digestibility and yield of 30 tropical forage grasses in Brazil
  80. Nitrogenase activity of rhizobium-sp strain 1552 on defined medium
  81. Nitrogenase activity in nostoc-muscorum - recovery from desiccation
  82. Nitrate and ammonium in rhizosphere of wheat crops and concurrent observations of take-all
  83. New virus of oats in England and Wales
  84. New species of aphis from potentilla-palustris, with a discussion of related species
  85. New pathotype of potato cyst nematode globodera-pallida
  86. Multidimensional contingency table with one factor as a response
  87. Mortality of spodoptera-littoralis-(boisduval) (lepidoptera-noctuidae) at non-freezing temperatures
  88. Morphological variation in some populations of potato cyst-nematodes from europe and south-america
  89. Modification of proteins during oxidation of leaf phenols - reaction of potato virus-10 with chlorogenoquinone
  90. Models and designs for agricultural vaccine trials
  91. Migration and spatial dynamics of an aphid, myzus-persicae
  92. Microorganisms in air of cotton mills
  93. Methods of optimization - walsh,gr
  94. Methods of measuring prevalence of phoma-exigua on potatoes and in soil
  95. Methods for testing chemical additives to prevent molding of hay
  96. Melanism in wood mouse, apodemus-sylvaticus
  97. Mechanism of virus entry during infection of tobacco protoplasts with tmv
  98. Measurement and characterization of voids in soil thin-sections by image analysis .2. Applications
  99. Measurement and characterization of voids in soil thin-sections by image analysis .1. Principles and techniques
  100. Maturation of females of cereal cyst-nematode on oat roots and infection by an entomophthora-like fungus in observation chambers
  101. Magnesium uptake by herbage
  102. Localization of enzymes of nitrogen assimilation in maize leaves and their activities during greening
  103. Liming effects on response of potatoes and oats to phosphorus, potassium and magnesium fertilizers
  104. Invitro synthesis of barley storage proteins
  105. Investigations into influence of agricultural practice on soil invertebrates
  106. Invasive and developmental processes of entomophthora species infecting aphids
  107. International scheme for identifying and classifying pathotypes of potato cyst-nematodes globodera-rostochiensis and g p-allida
  108. Interference between plots as a source of error in experiments with erysiphe-graminis
  109. Insect-trapping hairs on potato plants
  110. Inhibition of nitrification by nitrapyrin, carbon-disulfide and trithiocarbonate
  111. Influence of host plant on electrophoretic protein patterns of some round-cyst nematode females and use of larvae to obtain less ambiguous results
  112. Incorporating checks against observer error into identification keys
  113. Incidence of root-surface fungi on naturally regenerated picea-sitchensis seedlings in southeast Alaska
  114. Identification of podzolic soils (spodosols) in upland Britain
  115. Hatching of cyst-nematodes
  116. Growth of seedlings of Agropyron repens L. Beauv. and Agrostis gigantea Roth. in wheat and barley: effect of time of emergence, nitrogen supply and cereal seed rate
  117. Gravity and biological-systems - concluding remarks
  118. Grass growth in different parts of England in relation to invertebrate numbers and pesticide treatment
  119. Grass as a reservoir of cereal viruses
  120. Globodera-pallida present in newfoundland
  121. Genetics of resistance of houseflies (musca-domestica-l) to pyrethroids .1. Knock-down resistance
  122. Gaeumannomyces-cylindrosporus, a new ascomycete from cereal roots
  123. Further-studies on seed transmission of broad bean stain virus and echtes ackerbohnenmosaic-virus in field beans (vicia-faba)
  124. Fungal parasite of cereal cyst-nematode heterodera-avenae
  125. Forecasting in crop protection
  126. Flux of carbon through glycolate pathway during photosynthesis by wheat leaves
  127. Flight regulation in green spruce aphid (elatobium-abietinum)
  128. Field trials with attractant traps for timing sprays to control pea moth
  129. Field trials of chemicals for control of common scab by soil treatment
  130. Fertilizer use on farm crops in England and Wales - information from survey of fertilizer practice, 1942-1976
  131. Ferredoxin-sepharose as an affinity absorbent for purification of glutamate synthase and other ferredoxin-dependent enzymes
  132. Factors affecting field infection of potato-tubers of different cultivars by blight (phytophthora-infestans)
  133. Extraction and characterization of hordein fractions from high lysine and normal barleys
  134. Extended use of fractionation processes
  135. Experiments with fungicide sprays in late summer and early autumn on sugar-beet root crops
  136. Experiments on effects of phosphorus on manganese nutrition of plants .3. Effect of calcium - phosphorus ratio on manganese in cotton grown in buganda soil
  137. Experiments on effects of phosphorus on manganese nutrition of plants .2. Interactions of phosphorus, calcium and manganese in cotton grown with nutrient solutions
  138. Experiments on effects of phosphorus on manganese nutrition of plants .1. Effects of monocalcium phosphate and its hydrolysis derivatives on manganese in ryegrass grown in 2 buganda soils
  139. Experiments evaluating aqueous ammonia, aqueous urea and a solution of ammonium-nitrate and urea as nitrogenous fertilizers for winter-wheat
  140. Experimental investigation of reddening in dune sand
  141. Evaluation of nile blue test for differentiating rhizobia from agrobacteria
  142. Ethirimol-sensitivity in populations of erysiphe-graminis from plots of spring barley
  143. Environment and nematode
  144. Electron-paramagnetic-resonance studies of leg-hemoglobins from soybean and cowpea root-nodules - identification of nitrosyl-leg-hemoglobin in crude leg-hemoglobin preparations
  145. Electron-microscopy of Kaincope and Cape St. Paul wilt diseased coconut tissue from West Africa
  146. Efficiency of an insect suction sampler in grassland
  147. Effects of temperature on photosynthesis by maize and wheat
  148. Effects of soil density on yield and fertilizer requirement of sugar-beet
  149. Effects of sodium-chloride on water status and growth of sugar-beet
  150. Effects of single or split applications of nitrogen-fertilizer to insitu sugar-beet seed plants in spring of their 2nd years growth
  151. Effects of seed treatments on septoria-nodorum infection of winter-wheat
  152. Effects of previous cropping and n-fertilizer on grain-yield and take-all in spring barley
  153. Effects of potato cyst-nematodes on potato plants .5. Root-system development in lightly-infested and heavily-infested susceptible and resistant varieties, and its importance in nutrient and water-uptake
  154. Effects of photoperiod on some vegetable species
  155. Effects of organomercury treatment of wheat seed on fusarium seedling disease in inoculated soil
  156. Effects of nitrogen-fertilizer on growth and yield of spring wheat
  157. Effects of nitrogen and phosphorus fertilizers on yield and on inorganic and organic composition of italian ryegrass grown on phosphorus-deficient soil
  158. Effects of fungicides and insecticides on mildew, viruses and root yield of swedes
  159. Effects of cultural practices, verticillium-nubilum and locality on coiled sprout and yield of early potatoes
  160. Effects of certain inhibitors on photorespiration by wheat leaf segments
  161. Effectiveness of pyrethroid seed treatments against soil pests of cereals
  162. Effect of yeast extract concentration on viability and cell distortion in rhizobium-spp
  163. Effect of temperature on photosynthesis and photorespiration of wheat leaves
  164. Effect of temperature on nitrogenase activity of intact and detached nodules in lotus and stylosanthes
  165. Effect of soil-ph and organic-matter on labile aluminum in soils under permanent grass
  166. Effect of soil type and related factors on sugar-beet yield
  167. Effect of ryegrass mosaic-virus on carbon assimilation and growth of ryegrasses
  168. Effect of root temperature on infection processes and nodulation in lotus and stylosanthes
  169. Effect of pre-press treatments of vegetation on quality of extracted leaf protein
  170. Effect of partial defoliation on yield of sugar-beet
  171. Effect of paraquat on number of spores of rhynchosporium-secalis on barley stubble and volunteers
  172. Effect of non-mercurial fungicidal seed treatments on emergence of sugar-beet seedlings
  173. Effect of annual and perennial cropping regimes in microplots on population-density and vertical distribution of xiphinema-diversicaudatum and on soil porosity
  174. Economy and chemistry of phosphorus
  175. Distribution of round cyst-nematodes and their effects on host
  176. Distribution of flying insects in and near a tall hedgerow
  177. Distribution and migration of spodoptera-littoralis-(boisduval) (lepidoptera-noctuidae), in relation to meteorology on cyprus, interpreted from maps of pheromone trap samples
  178. Direct reading continuous-flow porometer
  179. Development of enzymes involved in nitrogen assimilation in root-nodules of phaseolus-vulgaris
  180. Decomposition of c-14-labeled plant material under tropical conditions
  181. Cyst-nematodes, biology and background
  182. Cyst-nematodes - most successful parasites
  183. Cutworms - hazard to late established crops
  184. Crystal-structure of an open-chain polyether dicarboxylic-acid complexed with potassium picrate
  185. Crystal-structure of a complex showing simultaneous water-barium ion coordination to 6,7,9,10,12,13,20,21,23,24,26,27-dodecahydrodibenzo b,n 1,4,7,10,13,16,19,22 octaoxacyclotetracosin (dibenzo-24-crown-8)
  186. Crop protection - consideration of effectiveness and disadvantages of current methods and of scope for improvement
  187. Crop marks and soils at 2 archeological sites in Britain
  188. Control of potato cyst-nematode, globodera-rostochiensis ro1, by picrolonic acid and potato trap crops
  189. Conference-on-forecasting-in-crop-protection, paris, june 1977
  190. Complexing of copper by humified organic-matter from laboratory preparations, soil and peat
  191. Competition between larvae of wheat bulb fly, delia-coarctata (anthomyiidae), for winter-wheat shoots in an insectary
  192. Comparison of minor elements in upper greensand and thanet beds of southeast England
  193. Colorimetric method for estimating vesicular-arbuscular mycorrhizal infection in roots
  194. Co-inheritance of increased carboxylesterase activity and resistance to organophosphorus insecticides in myzus-persicae-(sulzer)
  195. Classification of canopy, stem, crown status and climber infestation in natural tropical forest in nigeria
  196. Characterization of peaty materials from organic soils (histosols) in England and Wales
  197. Changes in soil-pH and exchangeable calcium in 2 liming experiments on contrasting soils over 12 years
  198. Canonical correlation in pedology - how useful
  199. Breed and sex-differences in age of appearance of bovine central incisor teeth
  200. Biochemical and ultrastructural-study of mode of action of bunamidine against hymenolepis-nana
  201. Behavior of insects foraging on pigeon pea (cajanus-cajan-(l) millsp) in india
  202. Beet cyst nematode order, 1977
  203. Beet cryptic virus
  204. Barley yellow striate mosaic-virus in salivary-glands of its planthopper vector laodelphax-striatellus fallen
  205. Auxin-like growth activity of phenylacetonitrile
  206. Autotrophic nitrifying bacteria in acid tea soils from bangladesh and sri lanka
  207. Attractant traps for monitoring pea moth, cydia-nigricana (fabr)
  208. Association of mycoplasma-like organisms with breynia bunch, a newly described disease on Malaita, Solomon-Islands
  209. Aspartate kinase from carrot cell-suspension culture
  210. Analyse Statistique à Plusieurs Variables. by Pierre Dagnelie
  211. Amino-acid metabolism
  212. Amelioration of acid sulfate soil with respect to oil palm
  213. Aggregation, migration and population mechanics
  214. Activity and distribution of wheat bulb fly (delia-coarctata) (diptera-anthomyiidae) in cereal crops and over fallow land
  215. Action of pyrethroids in insect central nervous-system .1. Features of molecular-structure associated with toxicity to cockroaches and to their giant fiber axons
  216. 50 years ago - art of popularization
  217. Two-dimensional separation of prolamins of normal and high lysine barley (Hordeum vulgare L.)
  218. 2 unusual minerals in a nigerian soil - fibrous kaolin .2. Bastnaesite
  219. Two (2) more small RNA viruses from honey bees and further observations on sacbrood and acute bee-paralysis viruses
  220. Effects of fungal and plant esterases on the fungicidal activity of nitrophenyl esters
  221. Nitrate concentrations under winter-wheat and in fallow soil during summer at Rothamsted
  222. The turnover of soil organic matter in some of the Rothamsted classical experiments
  223. Synthetic pyrethroids: proceedings of symposium, American Chemical Society (ACS), San Francisco, 30-31 August 1976
  224. Simple computer-model for leaching in structured soils