1. Agricultural Zoology Reviews Volume 4
  2. An homogeneous radioimmunoassay for abscisic acid using a scintillation proximity assay technique
  3. Printing of bit patterns
  4. Construction of irredundant test sets
  5. Improvement of persistence and yield of Italian ryegrass (Lolium multiflorum) through pesticide use
  6. The susceptibility of tubers of potato cultivars to black dot (Colletotrichum coccodes (Walk.) Hughes)
  7. The effects of nitrogen and fungicide on cereal aphid population development and the consequences for the aphid-yield relationship in winter wheat
  8. Effects of straw disposal and tillage on spread of barley yellow dwarf virus in winter barley
  9. Impact of the field slug Deroceras reticulatum on establishment of ryegrass and white clover in mixed swards
  10. Effects of rotation length, fungicide treatment of seed tubers and nematicide on diseases and the quality of potato tubers
  11. Long-term stability of distribution of Alopecurus myosuroides huds within cereal fields
  12. An invitro growth system for studying the parasitism of cowpea (vigna-unguiculata) by striga gesnerioides
  13. Dynamics of competition between wild oats (Avena fatua L.) and winter cereals
  14. Seed dormancy and seedling emergence studies in Avena fatua L.
  15. The expression of components of seedling resistance to Erysiphe graminis f. sp. tritici in Triticum timopheevii and a hexaploid derivative
  16. The assessment of infectious-disease for brown rust (Puccinia hordei) of barley
  17. Differences in lamina wettability in some permanent pasture grass species and two Lolium perenne cultivars
  18. Laboratory studies on the effect of potassium carbonate solution on the drying of cut forage
  19. Effect of slowly and rapidly degraded protein sources on the concentrations of amino acids and peptides in the rumen of steers
  20. Effects of grazing and nitrogen-fertilizer on the soil microbial biomass under permanent pasture
  21. A note on the construction of row-and-column designs with two replicates
  22. Scientists and information: II. Personal factors in information behaviour
  23. Scientists and information: I. Using cluster analysis to identify information style
  24. Isolation and characterization of genes encoding rye prolamins containing a highly repetitive sequence motif
  25. Scanning tunneling microscopy of a wheat seed storage protein reveals details of an unusual supersecondary structure
  26. Complementation of snf1, a mutation affecting global regulation of carbon metabolism in yeast, by a plant protein-kinase cDNA
  27. A model to predict transformations and losses of nitrogen in UK pastures grazed by beef-cattle
  28. Induction and characterisation of some of the pathogenesis-related proteins in sugar beet
  29. Occurrence and significance of fungal diseases on linseed and fibre flax in England France and Germany
  30. Splash dispersal of Pseudocercosporella capsellae , cause of white leaf spot of oilseed rape
  31. Biology of three Alternaria speies on linseed: a comparison
  32. Vertilcillium on linseed (Linum usitatissimum ) in the United Kingdom
  33. Les abeilles et la pollinisation de cultures et de fleurs sauvages dans la Communaute Europeenne
  34. Effect of pokeweed antiviral protein (PAP) on the infection of plant viruses
  35. Phytolacca antiviral protein. Complete sequence of cDNA clone
  36. Intercambio K-Ca en arcilla de un suelo osorno
  37. Ecology and population dynamics: Chairman's summing up and comments for the session on ecology and population dynamics
  38. In situ decontamination of heavy metal polluted soils using crops of metal-accumulating plants: a feasibility study
  39. Nuove metodi diagnostici come coadiuvanti nella protezione delle colture
  40. Barley Mild Mosaic Virus detection inside Polymyxa graminis
  41. Studies in the epidemiology of BYDV in spring barley in eastern England
  42. The dispersal of bacteria from leaf surfaces by water splash
  43. Fungal pathogens of grain lupins 1986-1991
  44. Effects of fungicides on eyespot in five successive crops of winter wheat in plots with different initial or fungicide-selected populations of Pseudocercosporella herpotrichoides
  45. Post-invasion interactions between entomopathogenic fungi and their insect hosts
  46. Sunflower - a potential crop for the UK
  47. The possibility of in situ heavy metal decontamination of polluted soils using crops of metal-accumulating plants
  48. The effects of straw disposal and depth of cultivation on the growth, nutrient uptake and yield of winter wheat on a clay and a silt soil
  49. Studies of the distribution and bioavailability of soil zinc fractions
  50. Controversy over sewage sludge
  51. Organic matter/mineral matter in the context of clean technology
  52. Increases in the polychlorinated dibenzo-p-dioxin and -furan content of soils and vegetation since the 1840s
  53. Using a diffusion model to explain the dispersal of pollutants in soil due to cultivation
  54. Molecular structure and properties of xenobiotics in relation to phloem translocation
  55. Biochemical interactions between plant-herbivore-parasitoid
  56. Population dynamics of avocets and the use of simulation models to aid management
  57. Estudio sobre el enterrado de la paja de cereal (2)
  58. Studies on the patterns of nitrogen uptake and translocation to the grain of winter barley intended for malting
  59. Diseased landscapes
  60. Biometry in Bangladesh
  61. A new index of aggregation for animal counts
  62. Genstat news
  63. Genstat
  64. Effects of fungicides, applied in autumn, and a growth regulator, applied in spring, on the growth and yield of winter barley grown on contrasting soil types
  65. New culture medium containing ionic concentrations of nutrients similar to concentrations found in soil solution
  66. Benefits from long-term ecosystem research: some examples from Rothamsted
  67. Development of nematodes on hormone mutants of Arabidopsis
  68. Development of Heterodera schachtii and Meloidogyne incognita on hormone mutants of Arabidopsis thaliana
  69. A model host plant for nematode studies
  70. Mutationen im dpy-13 Kollagen-Gen von Caenorhabditis elegans
  71. Control of potato pale cyst-nematode, Globodera pallida, with a granular nematicide and partially resistant potatoes
  72. The identification and biological activity of the aggregation pheromone of Sitona lineatus
  73. The relationship between the release of ascospores of Sclerotinia sclerotiorum, infection and disease in sunflower plots in the United Kingdom
  74. Protein extraction, separation and visualisation from cyst nematode tissue. Part II of the course potential use of biochemical techniques in nematode characterisation, Universidade de Coimbra, Museu e Laboratorio Zoologico, June 10-21 1991
  75. Morphological identification of cyst nematodes relevant to Western European agriculture. Part I of the course potential use of biochemical techniques in nematode characterization, Universidade de Coimbra, Museu e Laboratorio Zoologico, June 10-21 1991
  76. Sorption of ionisable organic compounds by field soils. Part 2: cations, bases and zwitterions
  77. Sorption of ionisable organic compounds by field soils. Part I: acids
  78. Crop pollination and sustainable agriculture in the nineties and beyond
  79. Bees and the pollination of crop and wild flowers: changes in the European Community: review commissioned by Scientific and Technical Options Assessment, European Parliament
  80. Insect pests of oilseed rape. HGCA oilseeds research review OS1
  81. Beekeeping, wild bees and pollination in the European Community
  82. Bees, pollination and habitat change in the European Community
  83. Bees and the pollination of crop and wild flowers in the European Community
  84. Floral phenology, pollination and fertilization in linseed
  85. N-terminal modification of achetakinin analogues and their effect on fluid secretion in isolated Malpigian tubules
  86. Novel methods of pest and disease control
  87. Organic contaminants in soils and groundwaters
  88. Pathways and mechanisms of transport of herbicides in plants
  89. Behavioral and electrophysiological responses of aphids to host and nonhost plant volatiles
  90. Gas chromatography-mass spectrometry (GC-MS) in insect pheromone identification: three extreme case studies
  91. The role of Rothamsted in making nutrition a science
  92. The efficiency of use of nitrogen fertiliser at Brimstone Farm with special reference to denitrification losses
  93. Persistence and leaching of autumn-applied isoproturon and mecoprop at Brimstone
  94. Transport and fate of isoproturon in a mole drained Denchworth clay soil at Brimstone Farm
  95. Crop yield and uptake of nitrogen
  96. Nitrate leaching
  97. Hydrology and soil physics studies
  98. The Brimstone Experiment: Proceedings of a Conference on Collaborative Work by ADAS Field Drainage Experimental Unit and Rothamsted Experimental Station, October 15-16, 1991
  99. Organic matter turnover and nitrate leaching
  100. A safer procedure for routine staining of vesicular-arbuscular mycorrhizal fungi
  101. User guide: an expert system for the nutrient fertilisation of fruit crops
  102. The ERA database scheme: proposed design for the Electronic Rothamsted Archive
  103. ERA LOADER: data processor for loading the Electronic Rothamsted Archive
  104. ERA JOINER: building data structures for the Electronic Rothamsted Archive
  105. User guide: R$DIGITISE revisited
  106. Envirocon III: design faults
  107. User guide: MPAT data logger input
  108. User guide: laboratory automation system
  109. Technical guide: technical reference for PC-based laboratory automation system
  110. User guide: the MASTER disk database
  111. User guide: how to initialise information for a new harvest year within the Farm Management System
  112. User guide: the BICC 16-bit Ethernet card
  113. Setup guide: PC configuration a guide to setting up (and reinitialising)
  114. Effects of pH, phosphate and manganese on spring-sown Vicia faba L.
  115. Assessing the risks involved in the release of genetically manipulated microorganisms
  116. Assessing the risks involved in the release of genetically manipulated microorganisms
  117. Polymerase chain reaction amplification and cloning of complementary DNA for ferredoxin-dependent glutamate synthase from barley
  118. Plastid genes and parasitic plants
  119. Evidence for the presence of endogenous inducers of the accumulation of pathogenesis-related (PR-1) proteins in leaves of virus-infected tobacco plants and of an interspecific Nicotiana hybrid
  120. Plant growth: interactions with nutrition and environment
  121. Effects of phosphate deficiency on photosynthesis: regulation by stomata, Calvin cycle biochemistry and thylakoid photochemistry
  122. A novel assay for genetic and environmental changes in the architecture of intact root systems of plants grown in vitro
  123. Weed control strategies - research progress
  124. Weed control
  125. The dispersal of weeds: seed movement in arable agriculture
  126. The occurrence of herbicide resistant Alopecurus myosuroides (black-grass) in the United Kingdom and strategies for its control
  127. The development of herbicide-resistant populations of Alopecurus myosuroides (black-grass) in England
  128. Effects of sowing date and plant structure on radiation interception, time of maturity and yield of autumn-sown Lupinus albus
  129. The field survival of conidia of Erynis neoaphidis and their potential as an inoculum for aphid control
  130. Epidemiology of Alternaria species on linseed
  131. Stem nematode (Ditylenchus dipsaci) a pest of faba beans (Vicia faba)
  132. The ecological importance of long-term synoptic monitoring
  133. Delayed density-dependence
  134. Cereal aphids and their natural enemies
  135. The use of pheromones to enhance control of Plutella xylostella with Zoophthora radicans
  136. A method for rearing cereal aphids in a small space
  137. The influence of semiochemicals on the behaviour of cereal aphid parasitoids (Hymenoptera)
  138. Synthetic aphid sex pheromone lures female parasitoids
  139. Production and protection of linseed: research at Rothamsted
  140. Pasteuria penetrans
  141. Insect infestation in linseed: plant injury and distribution within fields
  142. Pest incidence in white lupin (Lupinus albus L.) at Rothamsted and Woburn 1986-1990
  143. Studies on resistance breaking populations morphologically indistinguishable from Meloidogyne incognita
  144. The characterisation of Pasteuria penetrans using a polyclonal antibody and its effect on spore attachment to the second-stage juvenile of Meloidogyne incognita
  145. A parasite of Heterodera avenae similar to Pasteuria penetrans
  146. Field trials with cyst nematodes and laboratory studies with Pratylenchus spp. on oilseed rape
  147. Pest aspects of potato production. Part 1. The nematode pests of potatoes
  148. Agricultural Biology Reviews
  149. Lethal temperatures for eggs of Globodera rostochiensis, determined by staining with New Blue R
  150. The use of soil solarization for control of plant parasitic nematodes
  151. Microbial agents for the biological control of plant-parasitic nematodes in tropical agriculture
  152. Methods for studying nematophagous fungi
  153. Twenty years of moth monitoring at Broom's Barn
  154. Light Trap Newsletter, December 1991
  155. Arabadopsis thaliana as a new model host for plant-parasitic nematodes
  156. Isolation in vitro of Strongwellsea castrans
  157. Isolation and screening of fungi for the biological control of potato cyst nematodes
  158. Plodia interpunctella Hubner, the Indian meal moth (Lep.: Pyralidae) in Bedfordshire
  159. Farming, fertilizers and the nitrate problem
  160. Effects of sowing date and plant structure on radiation interception, time of maturity and yield of autumn-sown Lupinus albus
  161. Weed control in linseed: a review
  162. The leaching of agrochemicals under different agricultural land uses and its effect on water quality
  163. Plant inputs of carbon to metal-contaminated soil and effects on the soil microbial biomass
  164. Effects of heavy metals from past applications of sewage sludge on microbial biomass and organic matter accumulation in a sandy loam and silty loam U.K. soil
  165. Microbial biomass dynamics during the decomposition of glucose and maize in metal-contaminated and non-contaminated soils.
  166. Is the dehydrogenase assay invalid as a method to estimate microbial activity in copper-contaminated soils?
  167. Soils as indicators of Quaternary climatic change in mid-latitude regions
  168. Herbicide tolerance in winter oilseed rape
  169. When do I call in a biometrician?
  170. Compartmental nitrate concentrations in barley root cells measured with nitrate-selective microelectrodes and by single-cell sap sampling
  171. Os nematodes-de-quisto da batateira em Portugal
  172. Amphipoea lucens Freyer, the Large Ear, and A. fucosa Freyer, the Saltern Ear (Lep.: Noctuidae) in Hertfordshire
  173. Farmland Ecology light trap network: interesting Lepidoptera records for September 1990
  174. Eupithecia ultimaria Biosduval (Lepidoptera: Geometri), a third record for the British Isles and the first mainland capture
  175. Sedina buettneri Her., Blair's Wainscot (Lep.: Noctuidae) in Kent
  176. A further record of Pelosia muscerda Hufn., the Dotted Footman (Lep.: Arctiidae) in Kent
  177. A method for rapid fixation and dehydration of nematode tissue for transmission electron microscopy
  178. Use of metal chelates as molluscicides. GB2207866B
  179. Slugging it out
  180. A new approach to the use of meteorological and suction trap data in predicitng aphid problems
  181. Monoclonal antibodies and their use in the identification of root-knot nematodes (Meloidogyne spp.)
  182. Biochemical studies on the attachment of spores of Pasteuria penetrans to the cuticle of root-knot nematodes (Meloidogyne spp.)
  183. Use of monoclonal antibodies in the diagnosis of plant parasitic nematode pests
  184. The Ecology of Temperate Cereal Fields: 32nd Symposium of the British Ecological Society with the Association of Applied Biologists, University of Cambridge, 1990
  185. The epidemiology of cereal viruses
  186. Factors restricting the feeding of the cabbage stem flea beetle (Psylliodes chrysocephala)
  187. Computer models for nitrogen in arable farming
  188. The effect of long-term applications of inorganic nitrogen fertilizer on soil organic nitrogen
  189. Airborne dust, ammonia, microorganisms and antigens in pig confinement houses and the respiratory health of exposed farm workers
  190. Lower terpenoids as natural insect control agents
  191. The nitrate leaching problem - are catch crops the solution?
  192. Sugar beet biotechnology
  193. The force majeure?
  194. Biotechnological advances in sugar beet research
  195. Infection of sugar beet by Polymyxa betae in relation to soil temperature
  196. Effects of starter fertilizers close to the seeds
  197. Should beet crops be green?
  198. Novel approaches to crop protection
  199. Transient expression of foreign genes introduced into barley endosperm protoplasts by PEG-mediated transfer or into intact endosperm tissue by microprojectile bombardment
  200. New approaches to the development of semiochemicals for insect control
  201. Soil microbial biomass dynamics following the addition of cereal straw and other substrates to soils
  202. Relating the nitrogen fertilizer needs of winter wheat crops to the soil's mineral nitrogen. Influence of the downward movement of nitrate during winter and spring
  203. Phenotypic changes in T-cyt-transformed potato plants are consistent with enhanced sensitivity of specific cell types to normal regulation by root-derived cytokinin
  204. Regulation of Agrobacterium tumefaciens t-cyt gene expression in leaves of transgenic potato (Solanum tuberosum L. cv. Desiree) is strongly influenced by plant culture conditions
  205. The effects of increasing CO2 on crop photosynthesis and productivity: a review of field studies
  206. User guide: high CO2 control system
  207. Airborne allergenic microorganisms associated with mushroom cultivation
  208. Detection of pea seed-borne mosaic virus virion and pinwheel inclusion body proteins in leaf and seed tissues of pea (Pisum sativum l) by immunogold labelling
  209. The effect of cooling on photosynthesis, amounts of carbohydrate and assimilate export in sunflower
  210. Pheromones: will their promise in insect pest control ever be achieved?
  211. Prediction of flag-leaf emergence in wheat crops
  212. Age and relationships of the Chillesford Clay (early Pleistocene: Suffolk, England)
  213. Current and future problems in the recognition and interpretation of paleosols
  214. Rothamsted farmland light trap network: interesting Lepidoptera records for August 1990
  215. Second brood Spilosoma lubricipeda L., the White Ermine (Lep.: Arctiidae) in Ayrshire
  216. Notes on the voltinism of Hylaea fasciaria L., Barred Red (Lep.: Geometridae)
  217. Flight behaviour of the bird cherry aphid, Rhopalosiphum padi
  218. Studies on UK isolates of barley yellow mosaic virus
  219. Explicit and implicit loops
  220. Editing data structures
  221. Incidence of pests and diseases and effects of crop protection on double- and single-low winter rape cultivars
  222. Research on pathogens of oilseed rape at Rothamsted
  223. Effects of fungicides and disease on growth parameters and seed glucosinolate concentration of oilseed rape
  224. Accumulation of glucosinolates in oilseed rape leaves as a result of fungal infection
  225. Molluscs as agricultural pests
  226. Moulting of Aphelenchoides hamatus, with especial reference to formation of the stomatostyle
  227. Recent work on honey bee diseases at Rothamsted III: Varroa jacobsoni
  228. The motility, development and infection of Meloidogyne incognita encumbered with spores of the obligate hyperparasite Pasteuria penetrans
  229. The role of the moulted cuticles in the desiccation survival of adults of Rotylenchulus reniformis
  230. The use of DNA probes to identify Ditylenchus dipsaci
  231. Myrosinase activity and glucosinolate content in developing leaves of oilseed rape
  232. Effect of field applications of isothiocyanate precursors on pests and diseases of oilseed rape
  233. Role of esterases in resistance of insects to insecticides
  234. Research into the pollination of alternative crops at Rothamsted
  235. Nitrate: its accumulation and subcellular compartmentation in plant cells
  236. Resistance in Solanum brevidens to both potato virus Y and potato virus X may be associated with slow cell-to-cell spread
  237. Plant regeneration from protoplasts of Solanum species with potential agricultural value (S. hjertingii, S. polyadenium, S. capsicibaccatum)
  238. Expression of wheat gluten proteins in heterologous systems
  239. Establishment of expression and in vitro refolding systems for protein engineering of wheat gluten
  240. Optimum plant densities for three semi-leafless combining pea (Pisum sativum) cultivars under contrasting field conditions
  241. Sample survey principles and methods
  242. Estudia sobre el enterrado de la paja de cereal (1)
  243. Response of plants to elevated carbon dioxide: the role of photosynthesis, sink demand and environmental stresses
  244. The long-term (100 years) accumulation and release of toxic metals in acidified soils under grassland and naturally-regenerating woodland
  245. Fungi in cereal grains: their occurrence and water and temperature relationships
  246. In vivo inhibition of esterase and acetylcholinesterase activities by profenofos treatments in the tobacco whitefly Bemisia tabaci (Genn.): implications for routine biochemical monitoring of these enzymes
  247. Grain fungi
  248. Aerobiology and health: the role of airborne fungal spores in respiratory disease
  249. Potential changes in soil fertility from arable farming including organic systems
  250. Soil fertility and soil organic matter
  251. Soil microbial biomass C, N and ninhydrin-N in aerobic and anaerobic soils measured by the fumigation-extraction method
  252. Managing the nitrogen cycle to minimise losses
  253. The variation in nitrogen economy under different soil management systems
  254. Consequences of the activity of roots on soil
  255. Evaluation of 'Seamac 600' applied to winter barley
  256. Identification of major component of male-produced aggregation pheromone of larger grain borer,Prostephanus truncatus (Horn) (Coleoptera: Bostrichidae)
  257. Characterisation of insect-resistant genotypes of the peach-potato aphid, Myzus persicae, by immunoassay and DNA probing techniques
  258. Barley mild mosaic virus inside its fungal vector, Polymyxa graminis
  259. An assessment of genetic stability of potato in vitro by molecular and phenotypic analysis
  260. Natural occurrence of mycotoxins in growing and conserved forage crops
  261. Electrophysiological recordings of electrical activity and responses to stimulants from Globodera rostochiensis and Syngamus trachea
  262. Factors relating to the development of respiratory symptoms in coffee process workers
  263. Control of virus yellows in sugar beet
  264. Photosynthesis and productivity of cereals at low temperatures in Mediterranean climates: biochemical and physiological adaptation
  265. Contribution of straw-derived N to total microbial biomass N following incorporation of cereal straw to soil
  266. Europe goes green to control beet cyst nematode
  267. Tefluthrin:- a new seed treatment to protect sugar beet crops
  268. Powdery mildew: predictions past and future
  269. Fertiliser placement: what can it achieve for sugar beet?
  270. Weed beet on the wane?
  271. Controlling manganese deficiency in sugarbeet with foliar sprays
  272. The effect of beet cyst nematode, Heterodera schachtii, on the yield of sugar beet in organic soils
  273. Forecasting the national incidence of sugar-beet powdery mildew from weather data in Britain
  274. Analysis of disease-progress curves for take-all in consecutive crops of winter wheat
  275. Weather focus
  276. Weather focus
  277. Brighton 1990: a report from the Brighton Crop Protection Conference on Pests and Diseases
  278. The IIRB Breeding and Genetics Study Group
  279. A tale of two epidemics
  280. Broom's Barn Report for 1990 (Extracts from AFRC Institute of Arable Crops Research Report for 1990)
  281. Sugar-beet seed steep treatments to improve germination under cold, wet conditions
  282. Crown pests before they eat your beet
  283. Forum: Nothing new under the greenhouse - A historial turn around the carbon cycle
  284. Rothamsted Experimental Station archives
  285. The differential expression of the genes encoding glutamine synthetase in developing root nodules. PhD thesis, University of Durham
  286. Operational guide: ARCOM plant monitor
  287. Factors influencing rates of degradation of an arylamide in subsoils
  288. The implications of canopy structure for performance and yield
  289. Spatial analysis and mapping the annual mean concentrations of acidity and major ions in precipitation over the United Kingdom in 1986
  290. Feeding, flight and dispersal in thrips
  291. Towards Understanding Thysanoptera: Proceedings, International Conference on Thrips, February 21-23 1989, Burlington, Vermont
  292. Planning strategies for agricultural research
  293. The Aphelenchina: bud, leaf, and insect nematodes
  294. Viruses of honey bees
  295. Genstat news
  296. Computing experience Down Under
  297. Arable crops and farming practices: effects on nitrate in arable soils
  298. Expression of glutamine synthetase genes from Phaseolus vulgaris L. in transgenic plants
  299. Late captures of Hepialus fusconebulosa De Geer, the Map-winged Swift (Lep.: Hepialidae)
  300. Rothamsted farmland light trap network: interesting Lepidoptera records for July, 1990
  301. Peridea anceps Goeze, the Great Prominent, f. fusca Cockayne (Lep.: Notodontidae) in Stirlingshire
  302. A model for calculating the nitrogen requirement of cereals
  303. Monitoring and forecasting aphid problems
  304. Serological relationships between five fungally transmitted cereal viruses and other elongated viruses
  305. Wind dispersal of pollen from crops of oilseed rape (Brassica napus L.)
  306. Fungally-transmitted mosaic viruses of barley
  307. Two new records of nematodes associated with azaleas in England: Paratrichodorus renifer Siddiqi, Tylenchorhynchus claytoni Steiner
  308. A first record of the root lesion nematode, Pratylenchus bolivianus Corbett in England and Wales
  309. Use of microwave energy to aid the fixation of nematode tissue for transmission electron microscopy
  310. Volatile analogues of penconazole and their activity against the take-all fungus, Gaeumannomyces graminis var. tritici
  311. Deposition and longevity of oviposition-deterring pheromone in the cabbage seed weevil
  312. Airborne dissemination of plant fungal pathogens
  313. Survey of fertiliser practice: fertiliser use on farm crops in England and Wales 1990
  314. Aphid borne viruses: what's the forecast?
  315. Cytosolic calcium homeostasis in fungi: roles of plasma membrane transport and intracellular sequestration of calcium
  316. Measurement of intracellular nitrate concentrations in Chara using nitrate-selective microelectrodes
  317. A point mutation in the N-terminus of ribulose-1,5-bisphosphate caboxylase affects ribulose-1,5-bisphosphate binding
  318. Growth responses of mycorrhizal and non-mycorrhizal tropical forage species to different levels of soil phosphate
  319. User guide: using the HP Scanjet Plus
  320. Natural history of the butterflies and moths of Shropshire
  321. Stomatal and mesophyll limitations of photosynthesis in phosphate deficient sunflower, maize and wheat plants
  322. Prediction of eyespot severity on winter wheat or winter barley inoculated with W-type or R-type isolates of Pseudocercosporella herpotrichoides
  323. User guide: PC Rainbow software: installation and user guide
  324. User guide: label creation in WordPerfect 5.1
  325. Effect of surface sterilization, fumigation and gamma irradiation on the microflora and germination of barley seeds
  326. Honey bee pathology
  327. Methods for studying the growth and survival of the nematophagous fungus, Verticillium chlamydosporium Goddard, in soil
  328. Estimation of suppressiveness and isolation of fungal parasites of cyst nematodes
  329. Nitrogen fixation, assimilation and transport during the initial growth phase of Phaseolus vulgaris L.
  330. Variation in the glucosinolate content of oilseed rape (Brassica napus L.) leaves. II. Response to infection by Alternaria brassicae (Berk.) Sacc.
  331. Variation in the glucosinolate content of oilseed rape (Brassica napus L.) leaves. I. Effect of leaf age and postition
  332. Use of API-Zym strips and 4-nitrophenyl substrates to detect and quantify hydrolytic enzymes in media and grain colonized with Aspergillus, Eurotium and Penicillium species
  333. Simulation of solute leaching in soils of differing permeabilities
  334. Nutrient compartmentation in cells and its relevance to the nutrition of the whole plant
  335. Survey of fertiliser practice: fertiliser use on farm crops in Scotland 1990
  336. Biological control of the beet cyst nematode
  337. Concepts of nutrition in relation to cellular processes and environment
  338. Model estimates of CO2 emissions from soil in response to global warming
  339. Monitoring and forecasting aphid problems
  340. Further notes on Drepanepteryx phalaenoides (L.)(Neuroptera: Hemerobidae) in Hertfordshire
  341. In vitro germination of single conidia of the aphid-pathogenic fungus Erynia neoaphidis and phenotypic variation among sibling strains
  342. Transmission of plant viruses by fungi
  343. A method for assessing the goodness of computer simulation of soil processes
  344. Significance of atmospheric inputs of lead to grassland at one site in the United Kingdom since 1860
  345. Selection for virulence in the potato cyst-nematode, Globodera pallida
  346. The resistance of six potato cultivars to English populations of potato cyst-nematodes, Globodera pallida and G. rostochiensis
  347. Effects of rotation length and oxamyl on potato yield and the potato-cyst nematode, Globodera rostochiensis, in a sandy loam soil.
  348. The Rothamsted soil and crop nitrogen service on Viewdata 1985-1989
  349. Simulation of nitrogen in soil and winter wheat crops: modelling nitrogen turnover through organic matter
  350. An empirical simulation model of an Avocet Recurvirostra avosetta population
  351. Moth recording in Shropshire, 1990
  352. Laboratory evaluation of pest management strategies combining antifeedants with insect growth regulator insecticides
  353. A stochastic distributed model of soil erosion by overland flow
  354. A pale ochreous form of Herminia tarsipennalis Treischke, the Fan-foot (Lep.: Noctuidae), in Dumfries
  355. Host range and transmission of barley viruses by isolates of %Polymyxa graminis$
  356. Problems in identifying pathogenicity types of %Pseudocercosporella herpotrichoides$ by colony morphology arising from the source and concentration of the nutrient agar
  357. Factors that determine levels of glucosinolates in oilseed rape
  358. Simulation of nitrogen in soil and winter wheat crops: a management model that makes best use of limited information
  359. Soil mixing in the East Anglian fens
  360. The agronomy of straw incorporation
  361. Measurement of nitrate leaching: a review of methods
  362. Gene amplification and insecticide resistance
  363. Some effects of straw residues and cultivation system on tillering in winter wheat
  364. Maximising the amount of beta carotene in leaf protein
  365. Food utilisation of leaf protein in Europe, America and Africa
  366. Properties of soil microbial biomass
  367. The biology and control of the plant parasitic nematode %Rotylenchulus reniformis$
  368. Concentrations of vacuolar inorganic ions in individual cells of intact wheat leaf epidermis
  369. Factors causing variation in glucosinolates in oilseed rape
  370. Late Devensian glacial deposits and glaciations in eastern England and the adjoining offshore region
  371. The Quaternary history and glacial deposits of East Yorkshire
  372. The Rothamsted Long-term Experiments: are they still of use?
  373. The distribution of barley yellow mosaic virus (BaYMV) and barley mild mosaic virus (BaMMV) in UK winter barley samples, 1987-1990
  374. Influence of complexation on the uptake by plants of iron, manganese, copper and zinc. II. Effect of DTPA in a multi-metal and computer simulation study
  375. Influence of complexation on the uptake by plants of iron, manganese, copper and zinc. I. Effect of EDTA in a multi-metal and computer simulation study
  376. The nematophagous fungus Verticillium chlamydosporium as a potential biological control agent for Meloidogyne arenaria
  377. Dark respiration of winter wheat crops in relation to temperature and simulated photosynthesis
  378. Separation of Semiothisa notata Linnaeus and S. alternaria Hubner, the Peacock and Sharp-angled Peacock moths (Lep.:Geometridae)
  379. Eupithecia dodoneata Guenee(Lep.:Geometridae), the Oak Tree Pug, in Co. Durham
  380. Rothamsted farmland light trap network: interesting Lepidoptera records for June, 1990
  381. Factors influencing aphid population dynamics and behavior and the consequences for virus spread
  382. Evidence for a decline in rural herbage lead levels in the U.K.
  383. Prediction of response to nutrients by ruminants through mathematical modelling and improved feed characterization
  384. Uptake, cycling and fate of nitrogen in grass-clover swards continuously grazed by sheep
  385. UK experience of biogas generation on farms
  386. The use of field based experimental lysimeters and 75-Se to determine the Se mass-balance for a grassland in rural north west England
  387. The impact of 20 years' absence of earthworms and three levels of N fertilizer on a grassland soil environment
  388. The impact of carabid beetles (Coleoptera: Carabidae) on populations of the field slug Deroceras reticulatum (Muller). PhD thesis, University of Reading
  389. The exploitation of beneficial invertebrates resident in field margins, hedgerows and shelter-belts around grassland
  390. The effect of variations in watertable depth on productivity and losses of soil nitrogen in hay meadows on the Somerset moors
  391. The effect of nitrogen on species diversity and agricultural production on the Somerset Moors - an executive summary
  392. Survey of pest and disease damage to white clover in England and Wales
  393. Stochastic models of grazing behaviour in sheep
  394. Shuttle and one-way avoidance as measures of aversion in the domestic fowl
  395. Selenium cycling through agricultural grasslands in the UK: budgeting the role of the atmosphere
  396. Report on a visit to Poland, Akademia Rolnicza, 20-27 March 1991
  397. Report on a visit to Poland, Akademia Rolnicza, Krakow, 14-28 June 1991
  398. Recent trends in New Zealand's livestock industry
  399. Quantification of anaerobic fungi in the rumen ecosystem
  400. Progress with screening Lotus species and varieties on an acid, low phosphate soil type in the UK
  401. Plant-animal interactions in a continuously grazed mixture. I. Differences in the physiology of leaf expansion and the fate of leaves of grass and clover
  402. Plant-animal interactions in a continuously grazed mixture. II. The role of differences in the physiology of leaf expansion and of selective grazing on the performance and stability of species in a mixture
  403. Pests and diseases of grassland and white clover and their control
  404. Patterns of ingestive behaviour of sheep continuously stocked on monocultures of ryegrass or white clover
  405. Observation on short-range transport of vapour phase selenium between experimental lysimeters
  406. Micrometeorological studies of ammonia emission from sheep grazed swards
  407. Mechanistic modelling
  408. Management of pests and disease of newly-sown grass
  409. Interactions between pesticide treatment, cutting frequency and rate of N fertilizer on white clover growth in mixture with perennial ryegrass
  410. Intake and behaviour responses by sheep to changes in sward characteristics under continuous stocking
  411. Incidence and severity of pest and disease damage to white clover foliage at 16 sites in England and Wales
  412. Improving the utilisation of slurry and farm effluents
  413. Improvement of ryegrass (Lolium spp) establishment through use of Headstart
  414. Grazed pastures as sources of ammonia
  415. Frit fly and slugs
  416. Forage conservation towards 2000 - summary paper
  417. Field resistance to stem-boring larvae (Oscinella spp) of some ryegrass (Lolium perenne and L. multiflorum ) cultivars when newly-sown
  418. Factors influencing the odour and ammonia emissions during and after the landspreading of animal slurries
  419. Empirical models of the lactation curve in dairy cattle
  420. Effects on plant-parasitic nematodes of infection of perennial ryegrass, Lolium perenne , by the endophytic fungus, Acremonium lolii
  421. Effects of extracts from ryegrass leaves infected with the endophyte Acremonium lolii on germination of other crop seeds
  422. Effect of agrochemical applied at sowing on seedling emergence and herbage yield of perennial ryegrass and white clover
  423. Diseases of establishment and newly sown grassland
  424. Control of pests and diseases of newly-sown grass
  425. Control of grassland pests and diseases
  426. Conditions and recommendations
  427. Comparison of five instrumental methods for the analysis of total selenium in environmental samples
  428. Book review: [Murray, J. D., 1989. Mathematical Biology, xiv+767 pp. Springer-Verlag, London]
  429. Applied animal behaviour: past, present and future
  430. Anglo-Dutch experiments on odour and ammonia emissions from piggery wastes applied to arable land
  431. An isotope tracer experiment on a drained grassland soil: implications for the "old water - new water" controversy
  432. Ammonia volatilisation from livestock buildings, slurry stores and grassland
  433. Ammonia and odour emissions from slurry applications to land and from grazed pastures
  434. AFRC Technical Committee on Responses to Nutrients, Report No 7, Theory of Responses to Nutrients by Farm Animals
  435. Abstracts of Communications. Proceedings of the Twenty-First Meeting of the AFRC Modellers' Group