1. The dependence of photosynthesis on carbohydrate sinks: current concepts
  2. Some general properties of growth regulators and their potential use in agriculture
  3. Interaction of CCC and water deficit on wheat yield
  4. Experiments on the time of application of insecticide to decrease the spread of yellowing viruses of sugar beet, 1954‐66
  5. The effect of subsoiling and different levels of manuring on yields of cereals, lucerne and sugar beet
  6. Some observations on Anomyctus xenurus Allen, 1940
  7. Chlorophyll-type compounds in soil III Their significance in arable soils
  8. The inactivation of pea-seedling diamine oxidase by peroxidase and 1, 5-diaminopentane
  9. Long-distance spore transport
  10. Long-distance Spore Transport: Vertical Sections of Spore Clouds over the Sea
  11. Long-distance Spore Transport: Methods of Measurement, Vertical Spore Profiles and the Detection of Immigrant Spores
  12. The importance of tuber diseases
  13. An effect of soil compaction on the incidence of potato coiled sprout
  14. The prevalence of pathogenic fungi on seed tubers
  15. An effect of soil compaction on the incidence of potato coiled sprout
  16. Preliminary studies on sap‐transmissible viruses of red clover (Trifolium pratense L.) in England and Wales
  17. The value of urea nitrate and urea phosphate as nitrogen fertilizers for grass and barley
  18. The effect of a nitrification inhibitor on the concentration of nitrate in plants
  19. Effects of ammonium sulphate and calcium nitrate on the growth, yield and nitrogen uptake of barley, wheat and oats
  20. Measurement of losses from fertilizer nitrogen during incubation in acid sandy soils and during subsequent growth of ryegrass, using 15N‐labelled fertilizers
  21. Factors affecting earthworms in pastures
  22. The altitudinal zoning of grassland and soils on the Brecon Beacons in South Wales
  23. A rasp-drum laboratory thresher and cleaner
  24. Results of fertiliser experiments on carrots in 1941 and 1942
  25. The production of drone comb by honeybee colonies
  26. Factors determining the collection of pollen by honeybee foragers.
  27. Seasonal regulations in the honeybee colony
  28. Recent discoveries about honeybee behaviour that have possible application to bee keeping
  29. The effect on honeybee mortality of applying insecticides as sprays or granules to flowering field beans
  30. Measurement of soil moisture in the field by neutron moderation
  31. Obituary Bernard George Peters
  32. Aphelenchoides goodeyi n. sp.(Nematoda: Aphelenchoidea), a mycophagous nematode from South India
  33. 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
  34. Comparative effects of temperature on the multiplication in tobacco leaves of two tobacco rattle viruses
  35. Apparent symbiotic interaction between particles of tobacco rattle virus
  36. Effect of CO2 Concentration on Growth of Sugar-beet, Barley, Kale, and Maize
  37. Some gross changes in particles of tobacco mosaic virus caused by large doses of ultraviolet radiation.
  38. Inactivation of infectivity of RNA of tobacco mosaic virus during ultraviolet-irradiation of the whole virus at two wavelengths
  39. Inactivation of infectivity of RNA of tobacco mosaic virus during ultraviolet-irradiation of the whole virus at two wavelengths
  40. Genetics of resistance to insecticides of the SKA strain of Musca domestica II. Isolation of the dominant factors of resistance to diazinon
  41. New synthetic insecticidal compounds related to pyrethrins
  42. Effect of wax and lanolin emulsions on the efficiency of potato‐blight fungicides in laboratory tests
  43. 2,4-Dimethylphenylacetic acid from cyanodihydrocarvone
  44. Effect of soil fumigants on Fusarium wilt and nodulation of peas ( Pisum sativum L. )
  45. Observations on periodicity of hatching of eggs of the potato cyst nematode, Heterodera rostochiensis Woll.
  46. The relationship between the size of yellow water traps and catches of aphids
  47. Flavianic acid as a hatching agent for Heterodera cruciferae Franklin and other cyst nematodes
  48. The chemical composition of the egg shells of the potato cyst-nematode, Heterodera rostochiensis Woll
  49. The development and life history of the false root-knot nematode, Nacobbus serendipiticus.
  50. The availability of plant nutrients in soils and their uptake by crops
  51. Advice on using fertilizers 1861-1967
  52. Value and valuation of fertilizer residues
  53. The soil survey
  54. Stone orientation and other structural features of tills in east Yorkshire
  55. The origin and development of Clay‐with‐flints and associated soil horizons on the South Downs
  56. The altitudinal zoning of grassland and soils on the Brecon Beacons in South Wales
  57. The behaviour of second-stage Heterodera rostochiensis larvae leading to their emergence from the egg.
  58. Effects of growth regulators, CCC and B9, on some potato varieties
  59. Effect of a growth inhibitor, N-dimethylaminosuccinamic acid (B9), on potato plants in the field
  60. Thermodynamics of K–Ca ion exchange in soils
  61. Rubidium 86 as a tracer for exchangeable potassium in soils
  62. Ion exchange in soils from the ion pairs K–Ca, K–Rb, and K–Na
  63. Variation in the long-tailed field-mouse (Apodemus sylvaticus (L.)) in the Channel Islands
  64. Variation in the Long‐tailed field‐mouse (Apodemus sylvaticus) in South‐West England
  65. Some observations on the economic importance of sugar‐beet downy mildew in England
  66. Host specialization of Peronospora farinosa on Beta, Spinacia and Chenopodium
  67. Field experiments on sugar‐beet downy mildew (Peronospora farinosa)
  68. The effect of some cultivation factors on the incidence of downy mildew in sugar‐beet root crops
  69. The in vitro hydrolysis of leaf proteins II The action of papain on protein concentrates extracted from leaves of different species
  70. The in vitro hydrolysis of leaf proteins I The action of papain on protein extracted from the leaves of Zea mays
  71. The Penetration of Acetylcholine into the Central Nervous System of the Cockroach Periplaneta Americana L
  72. The activation of diazinon by ganglia of the cockroach Periplaneta americana L. and its action on nerve conduction and cholinesterase activity
  73. Mixed Magnesium-Aluminium hydroxides. II. Structure and structural chemistry of synthetic hydroxycarbonates and related minerals and compounds
  74. Mixed magnesium-aluminiun hydroxides. I. Preparation and characterization of compounds formed in dialysed systems
  75. Method of supplying water to soil at osmotically controlled potentials
  76. Effect of soil moisture conditions on uptake of systemic insecticides from soil by plants
  77. Absorption of disulfoton by soil
  78. Analytical methods for potassium and their correlations with crop response - Soil potassium and magnesium
  79. Fertiliser requirements of potatoes in relation to kind of soil and soil analysis
  80. Long distance movement of two migrant lepidoptera in relation to synoptic weather conditions
  81. Causes of resistance to DDT in a Diazinon‐selected and a DDT‐selected strain of house flies
  82. Effect of some phosphate fertilizers on the oxidation of elemental sulfur in soil
  83. Protein metabolism
  84. Introduction: the purpose and function of the International Biological Programme
  85. Varietal differences in the nodulation of subterranean clover
  86. The mode of action of weather on insect flight
  87. Leaf protein research in the International Biological Program
  88. The alleviation of world protein shortage
  89. Susceptibility of potato tubers to infection by Phytophthora infestans
  90. The role of water in the spread of Phytophthora infestans in the potato crop
  91. Mastigosporium leaf fleck of perennial ryegrass
  92. The construction of a lunar microcosm
  93. Epidemiology of aphid-transmitted plant-virus diseases
  94. Studies on the transmission of groundnut rosette virus by Aphis craccivora Koch
  95. A statistical programming language
  96. Multivariate Analysis and Multidimensional Geometry
  97. A Comparison of Some Methods of Cluster Analysis
  98. 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)
  99. 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.)
  100. Placement of fertilizers for potatoes
  101. Intra-specific mechanisms in relation to the natural regulation of numbers of Aphis fabae Scop
  102. Effects of Aphis fabae Scop, and of its attendant ants and insect predators on yields of field beans (Vicia faba L.)
  103. Changes in chlorophylls resulting from various chemical and physical treatments of leaves and leaf extracts
  104. An electric insect barrier using a neon oscillator
  105. Hand-operated micro-applicator to deliver drops of five sizes
  106. Hoosfield Continuous Barley
  107. Pesticide residues in soils
  108. Relationships between weight, volume and numbers of soil animals
  109. Changes in soil invertebrate populations caused by some organophosphorus insecticides
  110. Pesticides and the soil fauna: effects of aldrin and DDT in an arable field
  111. A new genus and species of Symphyla, Neosymphyla ghanensis, with comments on Symphyla segmentation
  112. Some effects of 2,4-dichlorophenoxyacetic acid herbicides on nematode-infested cereals
  113. The effect of a host crop and cultivations on the rate that Ditylenchus dipsaci reinfested a partially sterilized area of land
  114. The influence of plant-growth substances and their inhibitors on the host-parasite relationships of Aphelenchoides ritzemabosi in culture
  115. The effect of amino acid antimetabolites on four nematode species and their host plants
  116. Effect of temperature on the rate of development of Nacobbus serendipiticus in excised tomato roots
  117. The significance of biological races of Ditylenchus dipsaci and their hybrids
  118. 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
  119. Acute bee-paralysis virus in adult honey bees injected with sacbrood virus
  120. The effect of temperature on the pathogenicity of the fungus Ascosphaera apis for larvae of the honeybee, Apis mellifera
  121. Nosema apis and dysentery of the Honeybee
  122. The incidence of virus diseases in the honey bee
  123. The incidence of Acarapis woodi in North American strains of Honeybee in Britiain
  124. Discussion on reports on cloud seeding experiments
  125. Evaporation from forests: a comparison of theory and observation
  126. Insect pheromones
  127. Temperature and humidity changes in lowest few thousand feet of atmosphere during a fine summer day in southern england
  128. Some aspects of large-scale turbulence and diffusion in atmosphere - lagrangian and eulerian correlations and energy spectra of geostrophic velocities
  129. Rose,cw - agricultural physics
  130. Radiation balance of natural and agricultural vegetation
  131. Reviewed Work: Environmental Measurement and Interpretation. by Robert B. Platt, John F. Griffith
  132. Local differences in the attenuation of solar radiation over Britain
  133. A ground-water recharge study in north eastern jordan
  134. The diffusive conductivity of stomata of wheat leaves
  135. Correction
  136. A 10-level atmospheric model and frontal rain
  137. Pheromones of queen honeybee (Apis mellifera L) which enable her workers to follow her when swarming
  138. Attraction of Apis mellifera drones by odours of queens of 2 other species of honeybees
  139. A sex attractant acting as an aphrodisiac in honeybee (Apis mellifera L.)
  140. Krombein,KV - trap-nesting wasps and bees
  141. Synthesis of 4-allyl- and 4-benzyl-2,6-dimethylbromobenzene from 2,6-xylidine
  142. Synthesizing pyrethrin-like insecticides
  143. Pyrethrins and related compounds. IX. Alkenylbenzyl and benzylbenzyl chrysanthemates
  144. Experiments on synthesis of pyrethrins .14. Rethrins and cyclopentadienone related to 3-methylcyclopent-2-enone
  145. 5-Benzyl-3-furylmethyl Chrysanthemate: a New Potent Insecticide
  146. Variance analysis of complete designs - some practical aspects - seeger,p
  147. Statistics of crop responses to fertilizers - rome-food-and-agricultural-organisation
  148. Omnitab - computer program for statistical and numerical analysis - hilsenrath,j, ziegler,gg, messina,cg, walsh,pj and herbold,rj
  149. Ability and attainment of short-sighted pupils