1968

  1. Calcium: Aluminium exchange equilibria in clay minerals and acid soils
  2. Relationships between soil volume used by roots and nutrient accessibility
  3. The effect of the size of soil aggregates on nutrient supply
  4. The Value of a Fluorescent Tracer in Determining the Quantity of Dieldrin on Honeybees Foraging in a Sprayed Crop
  5. Hatching agents for the potato cyst‐nematode, Heterodera rostochiensis Woll
  6. The chemical composition of the cyst wall of the potato cyst-nematode, Heterodera rostochiensis
  7. Soils and fertilizers
  8. Soil fertility problems in cereal growing
  9. How serious is soil compaction?
  10. Future trends in the use of fertilisers
  11. The forms and amounts of fertilizers used in the UK and possible changes that may affect methods of applications
  12. Fertiliser use on cereals in England and Wales, 1966
  13. Mites in bedroom air
  14. Cation-anion relationships in crop nutrition: VI. The effect of part, age and species of plant and some soil characteristics
  15. Geochemistry of the Whitbian (Upper Lias) sediments of the Yorkshire coast
  16. Identification and functions of secretion from the posterior scent gland of fifth instar larva of the bug Dysdercus intermedius
  17. Field comparisons between compound and straight fertilisers for sugar beet
  18. Field experiments and increases in yield of crops
  19. Potassium reserves in British soils: II. Soils from different parent materials
  20. Potassium reserves in British soils. I. The Rothamsted Classical Experiments
  21. Localization of peroxidase activity in legume root nodules
  22. Laboratory experiments on sugar‐beet downy mildew (Peronospora farinosa)
  23. Effect of the situation of the aphid host at death on the type of spore produced by Entomophthora spp.
  24. The influence of penetration, distribution, sorption and decomposition on the poisoning of the cockroach Periplaneta americana treated topically with diazoxon
  25. Expansion of Leaf Area Per Plant in Field Bean (Vicia fabia L.) as Related to Daily Maximum Temperature
  26. Production of plant growth substances by Azotobacter chroococcum
  27. Herbage /tillage systems in England
  28. Effects Produced on Tomato Plants, Lycopersicum esculentum, by Seed or Root Treatment with Gibberellic Acid and Indol-3yl-Acetic Acid
  29. Movement of systemic insecticides through soil to plant roots
  30. A type of farming map based on agricultural census data
  31. Migration records 1965
  32. Exchange visits of scientists between the Academy of the Socialist Republic of Rumania and the Royal Society [Report O/6 (68)]
  33. Oil plams on acid sulphate soils in Malaya
  34. The effects of drying and ageing tree leaves on the ability of their aqueous extracts to dissolve ferric oxide
  35. Symbiotic effectiveness in nodulated red clover V The n and d factors for ineffectiveness
  36. The identification and classification of Rhizobium
  37. The pollination of oilseed rape (Brassica napus) and the behaviour of bees on the crop
  38. Effect of the time of day at which honeybee colonies are first allowed flight in a new location on their choice of flower species
  39. Use of plant protein concentrates as human food
  40. Factors affecting flight responses of alienicolae of Aphis fabae Scop. and Schizaphis graminum Rondani (Homoptera: Aphididae)
  41. High-altitude migration of aphids in maritime and continental climates
  42. The larger fungi of Rothamsted
  43. Implementing the possibilities
  44. The Microflora of Fodders Associated with Bovine Respiratory Disease
  45. The Thermophilic Actinomycetes in mouldy hay
  46. A titrimetric method for determining total sulphur in mineral soils
  47. Studies on the decomposition of plant material in soil. III. The distribution of labelled and unlabelled carbon in soil incubated with 14C labelled ryegrass
  48. A key to the recognition of some Endogone spore types
  49. The distribution of Endogone spores in some Australian and New Zealand soils, and in an experimental field soil at Rothamsted
  50. Chemical tests for potentially available nitrogen in soil
  51. Leaching of fertilizers applied to a latosol in lysimeters
  52. The effects of potassium and magnesium fertilizers on yield and composition of successive crops of ryegrass, clover, sugar beet, potatoes, kale and barley on sandy soil at Woburn
  53. Algorithm AS 1: Simulating Multidimensional Arrays in One Dimension
  54. A method of assessing losses in spring oats from frit fly (Oscinella frit(L)) shoot attack
  55. Evaluation of phosphate fertilizers II Residual value of nitrophosphates, Gafsa rock phosphate, basic slag and potassium metaphosphate for potatoes, barley and swedes grown in rotation, with special reference to changes in soil phosphorus status
  56. Evaluation of phosphate fertilizers I. Immediate value of dicalcium phosphate, nitrophosphates, Gafsa rock phosphate, basic slag and potassium metaphosphate for barley and ryegrass
  57. Movement and oviposition of wheat bulb flies
  58. Distribution of pyrophosphate-extractable iron and organic carbon in soils of various groups
  59. A new apparatus for recording particle size distribution
  60. The effect on yield of maincrop potatoes of different methods of fertilizer application
  61. Leaf injury and food consumption by larvae of Phaedon cochleariae (Coleoptera; Chrysomelidae) and Plutella maculipennis (Lepidoptera plutellidae) feeding on turnip and radish
  62. Wheat bulb fly, Leptohylemyia coarctata Fall., and its effect on the growth and yield of wheat
  63. Population studies on the active stages of the black bean aphid, Aphis fabae Scop., on its winter host Euonymus europaeus L
  64. Cannibalism and predation by aphids
  65. Effects of insect predators on small populations of Aphis fabae in the field
  66. General soil classification: hierarchical and co-ordinate systems
  67. A versatile gas/liquid valve
  68. Broadbalk: Historical Introduction
  69. Some effects of chlorfenvinphos, an organophosphorus insecticide on populations of soil animals
  70. Serological and morphological studies on the inter- and intraspecific differences of the plant-parasitic nematodes Heterodera and Ditylenchus
  71. Clumping of the plant parasitic nematode Ditylenchus dipsaci in water
  72. Honey Bee Pathology
  73. The measurement and interrelationships of infections with Nosema apis and Malpighamoeba mellificae of honey-bee populations
  74. The multiplication of sacbrood virus in the adult honeybee
  75. Control of the greater and lesser wax moths (Galleria mellonella and Achroia grisella) with Bacillus thuringiensis
  76. The purification and properties of chronic bee-paralysis virus
  77. Experiments on the etiology of European foul brood of the honeybee
  78. The serological relationship between tobacco mosaic virus and cucumber viruses 3 and 4
  79. Algorithm AS 9: Construction of additive table
  80. Algorithm AS 8: Main effects from a multi-way table
  81. Patterns and progress of research
  82. Available and accessible water
  83. The inefficiency of world farming
  84. The Earth's potential
  85. Discussion of hamilton,ra
  86. Pheromones of the honeybee (Apis mellifera L.): the “inhibitory scent” of the queen
  87. Adding a point to vector diagrams in multivariate analysis