1. Rothamsted Chemistry Department 1966
  2. Rothamsted field experiments section
  3. Nutrition experiments in forest nurseries
  4. Test on three nitrogen fertilizers — 'Nitro-Chalk', formalized casein and isobutylidene diurea — applied to Sitka spruce (Picea Stichensis) seedlings in two English nurseries
  5. Soil and plant analysis by flame emission spectrophotometry
  6. Nutrition experiments on forest nurseries
  7. Report of the Bee Department 1966
  8. Manuring young conifers Experiments in some English nurseries
  9. Some aspects of the wheat bulb fly problem The fifth Barnes Memorial Lecture
  10. The nature and causes of annual fluctuations in numbers of Aphis fabae Scop. on field beans (Vicia faba)
  11. Physiological characteristics of the growth of sugar-beet crops on different soils
  12. Disease problems of intensive cereal growing
  13. Genetics of resistance to insecticides of the SKA strain of Musca domestica I Location of the main factors responsible for the maintence ofhigh DDT-resistance in diazinon-selected SKA flies
  14. Sugar beet seed production
  15. Meloidogyne ardenensis n. sp. (Nematoda: Heteroderidae) a new British species of root-knot nematode
  16. The distribution of slugs in a potato crop
  17. The moisture regimes of soils developed on Keuper Marl
  18. The effects of magnesium sulphate on sugar-beet yield and its interactions with other fertilizers
  19. The effect of environment on sex determination in Heterodera rostochiensis
  20. The reactions of Dysdercus intermedium (Heteroptera, Pyrrhocoridae) to moisture with special reference to aggregation
  21. Observations on some effects of population density on Dysdercus intermedius Distant (Heteroptera, Pyrrhocoridae)
  22. 235 Note Cyclic Generation of Robinson's Balanced Incomplete Block Designs
  23. Nested balanced incomplete block designs
  24. Incomplete block designs with v= 2k
  25. An all-plastic suction funnel
  26. Spectrophotometric determination of aluminium in soil extracts with xylenol orange
  27. Automatic measurement of frost-heave results from Malham and Rodley (Yorkshire)
  28. Infectivity Changes in Preparations from Plants Infected with Tobacco Mosaic Virus
  29. In vitro crystallization of tobacco mosaic virus in the presence of basic proteins
  30. Results of an experiment at Woburn testing farmyard manure and N, P and K fertilizers on five arable crops and a long ley: I. Yields
  31. Experiments comparing the effects on yields of potatoes of three methods of applying three amounts of NPK fertilizer and the residual effects on following winter wheat
  32. Experiments measuring effects of ammonium and nitrate fertilizers, with and without sodium and potassium, on spring barley
  33. Results of an experiment at Woburn testing farmyard manure and N, P and K fertilizers on five arable crops and on a long ley: II. N, P and K removed by the crops
  34. Water Deficit and the Growth of Crop Seedlings I The effect of rate of change of soil water content on kale seedlings
  35. A radiation-cooled growth cabinet
  36. Bee poisoning in 1968
  37. Bee poisoning in 1967
  38. Changes in phlogopites during their artificial alteration
  39. The effect of different nitrogenous fertilizers applied as solids or soluctions dry matter yields and niotrogen uptake by grass. Part II
  40. Factors affecting the toxicity of diazinon to Musca domestica L.
  41. The horizontal and vertical distribution of flying insects near artificial windbreaks
  42. Observations on the Timing of Irrigation and the Incidence of Potato Common Scab (Streptomyces scabies)
  43. Laboratory assessments of the susceptibility of potato tubers to infection by blight (Phytophthora infestans)
  44. Small Doses of D‐D Soil Fumigant to Control Free‐living Nematodes Injurious to Sugar Beet
  45. A fresh look at the basic principles of the design and analysis of experiments
  46. Water use in agriculture
  47. Climate and crops
  48. The production of virus‐free clones of some British potato varieties
  49. The quality of virus as affected by the ambient temperature
  50. Algorithm AS 28: Transposing Multiway Structures
  51. The effects of changes in soil compaction and porosity on germination, establishment and yield of barley and globe beet
  52. The component of commercial Titan yellow most reactive towards magnesium: its isolation and use in determining magnesium in silicate minerals
  53. Frequency of new females (cysts) in single-cyst cultures of Heterodera rostochiensis; their relevance to the inheritance of ability to overcome resistance and to the frequency of mating
  54. The Yield of Potatoes Resistant To Heterodera Rostochiensis On Infested Land
  55. The population genetics of the potato cyst‐nematode, Heterodera rostochiensis: mathematical models to simulate the effects of growing eelworm ‐resistant potatoes bred from Solatium tuberosum ssp. andigena
  56. The progress of research at Rothamsted on aerial migrations of insects
  57. International dispersal of insects and insect-borne viruses
  58. The chemical analysis of small samples of leaf material and the relationship between the disappearance and composition of leaves
  59. The Overwintering of Aphids and Viruses on Sugar Beet Seed Crops in England, 1963‐1966
  60. Observations on two races of the groundnut aphid Aphis craccivora
  61. The synthesis of the active component of commercial Titan yellow for use in the determination of magnesium
  62. The transmission of strawberry latent ringspot virus by Xiphinema diversicaudatutn (Nematoda)
  63. The transmission of European wheat striate mosaic virus by Javesella pellucida (Fabr.) injected with extracts of plants and plant‐hoppers
  64. Some properties of cocksfoot mottle virus
  65. Atmospheric microbial cloud systems
  66. Persistence and effectiveness of carbophenothion, chlorfenvinphos and ethion seed dressings to control wheat bulb fly (Leptohylemyia coarctata)
  67. Persistence and distribution of insecticidal seed‐dressings for control of the wheat bulb fly, Leptohylemyia coarctata
  68. The effects of insecticides on the biting behaviour of wireworms (Agriotes spp)
  69. The effects on soil fauna of insecticides tested against wireworms (Agriotes spp.) in wheat
  70. The effect of soil fumigation on the growth of sugar beet
  71. Preparation of nematodes for examination under the Stereoscan electron microscope
  72. The effect of ultra-violet radiation on the invasion, survival and fertility of larvae of Heterodera rostochiensis
  73. The attraction of male cyst-nematodes by their females
  74. Nematodes
  75. The dependence of photosynthesis on carbohydrate sinks: current concepts
  76. Some general properties of growth regulators and their potential use in agriculture
  77. Interaction of CCC and water deficit on wheat yield
  78. Experiments on the time of application of insecticide to decrease the spread of yellowing viruses of sugar beet, 1954‐66
  79. The effect of subsoiling and different levels of manuring on yields of cereals, lucerne and sugar beet
  80. Some observations on Anomyctus xenurus Allen, 1940
  81. Chlorophyll-type compounds in soil III Their significance in arable soils
  82. The inactivation of pea-seedling diamine oxidase by peroxidase and 1, 5-diaminopentane
  83. Long-distance spore transport
  84. Long-distance Spore Transport: Vertical Sections of Spore Clouds over the Sea
  85. Long-distance Spore Transport: Methods of Measurement, Vertical Spore Profiles and the Detection of Immigrant Spores
  86. The importance of tuber diseases
  87. An effect of soil compaction on the incidence of potato coiled sprout
  88. The prevalence of pathogenic fungi on seed tubers
  89. Preliminary studies on sap‐transmissible viruses of red clover (Trifolium pratense L.) in England and Wales
  90. The value of urea nitrate and urea phosphate as nitrogen fertilizers for grass and barley
  91. The effect of a nitrification inhibitor on the concentration of nitrate in plants
  92. Effects of ammonium sulphate and calcium nitrate on the growth, yield and nitrogen uptake of barley, wheat and oats
  93. Measurement of losses from fertilizer nitrogen during incubation in acid sandy soils and during subsequent growth of ryegrass, using 15N‐labelled fertilizers
  94. Factors affecting earthworms in pastures
  95. The altitudinal zoning of grassland and soils on the Brecon Beacons in South Wales
  96. A rasp-drum laboratory thresher and cleaner
  97. Results of fertiliser experiments on carrots in 1941 and 1942
  98. The production of drone comb by honeybee colonies
  99. Factors determining the collection of pollen by honeybee foragers.
  100. Seasonal regulations in the honeybee colony
  101. Recent discoveries about honeybee behaviour that have possible application to bee keeping
  102. The effect on honeybee mortality of applying insecticides as sprays or granules to flowering field beans
  103. Measurement of soil moisture in the field by neutron moderation
  104. Obituary Bernard George Peters
  105. Aphelenchoides goodeyi n. sp.(Nematoda: Aphelenchoidea), a mycophagous nematode from South India
  106. Effect of late season N and K top dressings applied to conifer seedlings and transplants on nutrient concentrations in the whole plant and on growth after transplanting
  107. Comparative effects of temperature on the multiplication in tobacco leaves of two tobacco rattle viruses
  108. Apparent symbiotic interaction between particles of tobacco rattle virus
  109. Effect of CO2 Concentration on Growth of Sugar-beet, Barley, Kale, and Maize
  110. Some gross changes in particles of tobacco mosaic virus caused by large doses of ultraviolet radiation.
  111. Inactivation of infectivity of RNA of tobacco mosaic virus during ultraviolet-irradiation of the whole virus at two wavelengths
  112. Inactivation of infectivity of RNA of tobacco mosaic virus during ultraviolet-irradiation of the whole virus at two wavelengths
  113. Genetics of resistance to insecticides of the SKA strain of Musca domestica II. Isolation of the dominant factors of resistance to diazinon
  114. New synthetic insecticidal compounds related to pyrethrins
  115. Effect of wax and lanolin emulsions on the efficiency of potato‐blight fungicides in laboratory tests
  116. 2,4-Dimethylphenylacetic acid from cyanodihydrocarvone
  117. Effect of soil fumigants on Fusarium wilt and nodulation of peas ( Pisum sativum L. )
  118. Observations on periodicity of hatching of eggs of the potato cyst nematode, Heterodera rostochiensis Woll.
  119. The relationship between the size of yellow water traps and catches of aphids
  120. Flavianic acid as a hatching agent for Heterodera cruciferae Franklin and other cyst nematodes
  121. The chemical composition of the egg shells of the potato cyst-nematode, Heterodera rostochiensis Woll
  122. The residual effects of potassium fertilizers on yield of arable crops : preliminary results of 5 rotation experiments
  123. The development and life history of the false root-knot nematode, Nacobbus serendipiticus.
  124. The availability of plant nutrients in soils and their uptake by crops
  125. Advice on using fertilizers 1861-1967
  126. Value and valuation of fertilizer residues
  127. The soil survey
  128. Stone orientation and other structural features of tills in east Yorkshire
  129. The origin and development of Clay‐with‐flints and associated soil horizons on the South Downs
  130. The altitudinal zoning of grassland and soils on the Brecon Beacons in South Wales
  131. The behaviour of second-stage Heterodera rostochiensis larvae leading to their emergence from the egg.
  132. Effects of growth regulators, CCC and B9, on some potato varieties
  133. Effect of a growth inhibitor, N-dimethylaminosuccinamic acid (B9), on potato plants in the field
  134. Thermodynamics of K–Ca ion exchange in soils
  135. Rubidium 86 as a tracer for exchangeable potassium in soils
  136. Ion exchange in soils from the ion pairs K–Ca, K–Rb, and K–Na
  137. Variation in the long-tailed field-mouse (Apodemus sylvaticus (L.)) in the Channel Islands
  138. Variation in the Long‐tailed field‐mouse (Apodemus sylvaticus) in South‐West England
  139. Some observations on the economic importance of sugar‐beet downy mildew in England
  140. Host specialization of Peronospora farinosa on Beta, Spinacia and Chenopodium
  141. Field experiments on sugar‐beet downy mildew (Peronospora farinosa)
  142. The effect of some cultivation factors on the incidence of downy mildew in sugar‐beet root crops
  143. The in vitro hydrolysis of leaf proteins II The action of papain on protein concentrates extracted from leaves of different species
  144. The in vitro hydrolysis of leaf proteins I The action of papain on protein extracted from the leaves of Zea mays
  145. The Penetration of Acetylcholine into the Central Nervous System of the Cockroach Periplaneta Americana L
  146. The activation of diazinon by ganglia of the cockroach Periplaneta americana L. and its action on nerve conduction and cholinesterase activity
  147. Mixed Magnesium-Aluminium hydroxides. II. Structure and structural chemistry of synthetic hydroxycarbonates and related minerals and compounds
  148. Mixed magnesium-aluminiun hydroxides. I. Preparation and characterization of compounds formed in dialysed systems
  149. Method of supplying water to soil at osmotically controlled potentials
  150. Effect of soil moisture conditions on uptake of systemic insecticides from soil by plants
  151. Absorption of disulfoton by soil
  152. Analytical methods for potassium and their correlations with crop response - Soil potassium and magnesium
  153. Fertiliser requirements of potatoes in relation to kind of soil and soil analysis
  154. Long distance movement of two migrant lepidoptera in relation to synoptic weather conditions
  155. Causes of resistance to DDT in a Diazinon‐selected and a DDT‐selected strain of house flies
  156. Effect of some phosphate fertilizers on the oxidation of elemental sulfur in soil
  157. Protein metabolism
  158. Introduction: the purpose and function of the International Biological Programme
  159. Varietal differences in the nodulation of subterranean clover
  160. The mode of action of weather on insect flight
  161. Leaf protein research in the International Biological Program
  162. The alleviation of world protein shortage
  163. Susceptibility of potato tubers to infection by Phytophthora infestans
  164. The role of water in the spread of Phytophthora infestans in the potato crop
  165. Mastigosporium leaf fleck of perennial ryegrass
  166. The construction of a lunar microcosm
  167. Epidemiology of aphid-transmitted plant-virus diseases
  168. Studies on the transmission of groundnut rosette virus by Aphis craccivora Koch
  169. A statistical programming language
  170. Multivariate Analysis and Multidimensional Geometry
  171. A Comparison of Some Methods of Cluster Analysis
  172. Methods for field trials to assess the loss of yield of crops attacked by pests. Background papers prepared for F.A.O. Symposium on crop losses Rome (1967)
  173. The Loss of Yield in a Crop of Sweet Corn (Zea Mays L.) Following the Complete Destruction of Some Plants at an Early Stage by Brown Rats (Rattus Norvegicus Berk.)
  174. Placement of fertilizers for potatoes
  175. Intra-specific mechanisms in relation to the natural regulation of numbers of Aphis fabae Scop
  176. Effects of Aphis fabae Scop, and of its attendant ants and insect predators on yields of field beans (Vicia faba L.)
  177. Changes in chlorophylls resulting from various chemical and physical treatments of leaves and leaf extracts
  178. An electric insect barrier using a neon oscillator
  179. Hand-operated micro-applicator to deliver drops of five sizes
  180. Hoosfield Continuous Barley
  181. Pesticide residues in soils
  182. Relationships between weight, volume and numbers of soil animals
  183. Changes in soil invertebrate populations caused by some organophosphorus insecticides
  184. Pesticides and the soil fauna: effects of aldrin and DDT in an arable field
  185. A new genus and species of Symphyla, Neosymphyla ghanensis, with comments on Symphyla segmentation
  186. Some effects of 2,4-dichlorophenoxyacetic acid herbicides on nematode-infested cereals
  187. The effect of a host crop and cultivations on the rate that Ditylenchus dipsaci reinfested a partially sterilized area of land
  188. The influence of plant-growth substances and their inhibitors on the host-parasite relationships of Aphelenchoides ritzemabosi in culture
  189. The effect of amino acid antimetabolites on four nematode species and their host plants
  190. Effect of temperature on the rate of development of Nacobbus serendipiticus in excised tomato roots
  191. The significance of biological races of Ditylenchus dipsaci and their hybrids
  192. The effect of resistant solanaceous plants on the sex ratio of Heterodera rostochiensis and the use of the sex ratio to assess the frequency and genetic constitution of pathotypes
  193. Acute bee-paralysis virus in adult honey bees injected with sacbrood virus
  194. The effect of temperature on the pathogenicity of the fungus Ascosphaera apis for larvae of the honeybee, Apis mellifera
  195. Nosema apis and dysentery of the Honeybee
  196. The incidence of virus diseases in the honey bee
  197. The incidence of Acarapis woodi in North American strains of Honeybee in Britiain
  198. Discussion on reports on cloud seeding experiments
  199. Evaporation from forests: a comparison of theory and observation
  200. Insect pheromones
  201. Temperature and humidity changes in lowest few thousand feet of atmosphere during a fine summer day in southern england
  202. Some aspects of large-scale turbulence and diffusion in atmosphere - lagrangian and eulerian correlations and energy spectra of geostrophic velocities
  203. Rose,cw - agricultural physics
  204. Radiation balance of natural and agricultural vegetation
  205. Reviewed Work: Environmental Measurement and Interpretation. by Robert B. Platt, John F. Griffith
  206. Local differences in the attenuation of solar radiation over Britain
  207. A ground-water recharge study in north eastern jordan
  208. The diffusive conductivity of stomata of wheat leaves
  209. Correction
  210. A 10-level atmospheric model and frontal rain
  211. Pheromones of queen honeybee (Apis mellifera L) which enable her workers to follow her when swarming
  212. Attraction of Apis mellifera drones by odours of queens of 2 other species of honeybees
  213. A sex attractant acting as an aphrodisiac in honeybee (Apis mellifera L.)
  214. Krombein,KV - trap-nesting wasps and bees
  215. Synthesis of 4-allyl- and 4-benzyl-2,6-dimethylbromobenzene from 2,6-xylidine
  216. Synthesizing pyrethrin-like insecticides
  217. Pyrethrins and related compounds. IX. Alkenylbenzyl and benzylbenzyl chrysanthemates
  218. Experiments on synthesis of pyrethrins .14. Rethrins and cyclopentadienone related to 3-methylcyclopent-2-enone
  219. 5-Benzyl-3-furylmethyl Chrysanthemate: a New Potent Insecticide
  220. Variance analysis of complete designs - some practical aspects - seeger,p
  221. Statistics of crop responses to fertilizers - rome-food-and-agricultural-organisation
  222. Omnitab - computer program for statistical and numerical analysis - hilsenrath,j, ziegler,gg, messina,cg, walsh,pj and herbold,rj
  223. Ability and attainment of short-sighted pupils