1970

  1. Interrelationships of nematodes, weeds, herbicides and crops.
  2. Nursery and forest extension experiments in tree nutrition. Nitrogen concentrations in conifer transplants and subsequent growth in the forest.
  3. The effect of small doses of nematicides on migratory root‐parasitic nematodes and on the growth of sugar beet and barley in sandy soils
  4. The effect of D–D, chloropicrin and previous crops on numbers of migratory root‐parasitic nematodes and on the growth of sugar beet and barley
  5. Inactivation by ultraviolet radiation at different wavelengths of the RNA isolated from potato virus X
  6. Longevity of males and fertilisation of females of Heterodera rostochiensis.
  7. The effects of gamma radiation on Heterodera rostochiensis.
  8. A simple vacuum-gauge scale expander
  9. The Relationship between the Structure and the Activity of Pyrethroids
  10. Effect of Fumigants on Fungi in Buried Wheat Straw
  11. The taxonomic status of British water voles Genus Arvicola
  12. Cereal Pratylenchus spp. in England and Wales, and their Recognition
  13. Maintaining nematode cultures under mineral oil.
  14. Plant and soil nematode population changes in wheat grown continuously in ploughed and in unploughed soil
  15. Root‐lesion Nematodes (Pratylenchus spp) in Britain and their Identification
  16. The composition of the cyst wall of the beet cyst-nematode Heterodera schachtii
  17. The carrying capacity of the land in the year 2000
  18. Soils and fertilisers
  19. Soil fertility problems in cereal growing in temperate zones
  20. Losses of nitrogen and phosphorus from agricultural land
  21. The quality of stored main crop potatoes in Great Britain
  22. Effects of green manuring, farmyard manure, and straw on the organic matter of soil and of green manuring on available nitrogen
  23. Soil water measurement by a low‐resolution nuclear magnetic resonance technique
  24. Movement of gases in soil respiration.
  25. Heterogeneous distribution of nutrients, air and water within the soil
  26. Potato cyst nematode: one species or two?
  27. The stacked-disk structure of tobacco mosaic virus protein
  28. The effect of flame cultivation on eyespot disease of winter wheat
  29. Chemistry of communication in the honeybee - a lecture by RK Callow
  30. Effect of previous cropping and manuring on the nitrogen fertilizer needed by sugar beet
  31. Effects of soil compaction on yield and fertilizer requirement of sugar beet
  32. Sodium and potassium relationships in sugar beet
  33. The relationship between exchangeable soil magnesium and response by sugar beet to magnesium sulphate
  34. Comparisons of liquid and solid fertilizers and anhydrous ammonia for sugar beet
  35. Air movement near windbreaks and a hypothesis of the mechanism of the accumulation of airborne insects
  36. A bivane direction indicator and a sensitive vertical anemometer for measuring components of wind in sheltered places
  37. Distribution of aphids in cereal crops
  38. Root temperature and root-hair infection ofTrifolium subterraneum L. cv. Cranmore
  39. Nodulation and nitrogen fixation by Vigna sinensis and Vicia atropurpurea: The influence of concentration, form, and site of application of combined nitrogen
  40. Myxomycetes on Beet seed
  41. Experiments on the effect of plant losses after singling on the yield of sugar beet
  42. Biophysical aspects of nervous activity in relation to studies on the mode of action of insecticides
  43. Field trials of anti-Capsid insecticides on farmers' cocoa in Ghana, 1956-60. 1, Comparing the effects of treatments by assessing subsequent damage
  44. Indolyl-3-acetic acid formation by Azotobacter chroococcum
  45. Influence of cultivations on soil properties
  46. Cation exchange properties of micsas III Release of potassium sorbed by potassium depleted micas
  47. Polarography of demeton, disulfoton and phorate
  48. Multi-level nitrogen tests for cereals
  49. Nitrogen requirement of sugar beet grown on mineral soils
  50. Some recent ideas on fertilizer response curves
  51. Pollution of soils
  52. The distribution of sulphur in the mud of Lake Victoria
  53. The influence of root temperature on root-hair infection of Trifolium subterraneum L. by Rhizobium trifolii Dang.
  54. The Infection of Trifolium subterraneum Root Hairs by Rhizobium trifolii
  55. Effect of low temperature pre-treatment on infection of clover root hairs by Rhizobium
  56. Potential protein sources for human food
  57. Light and Temperature Thresholds for Take-Off by Aphids
  58. Aggregation and the transformation of counts of Aphis fabae Scop, on beans
  59. Chlorophyll bleaching systems in leaves
  60. Lipoxidase activity of leaves
  61. Studies on the genus Thermomonospora
  62. A herbicide-induced abnormality in sugar beet
  63. Sulphur as a nutrient for Sitka spruce (Picea sitchensis) seedlings and radish (Raphanus sativus) grown on a sandy podzol in England
  64. Glasshouse and leaf canopy enclosures for studying the effects of environment on the growth and nature of the photosynaptic apparatus
  65. Virus-like particles in the plant hopper Javesella pellucida Fab.
  66. A note on Burnaby’s character-weighted similarity coefficient
  67. Classification and Geology
  68. Residual effects of soil fumigation on soil respiration and mineralization
  69. Inorganic soil phosphorus I. Changes in monocalcium phosphate potentials on cropping
  70. Inorganic soil phosphorus: II. Changes in monocalcium phosphate and lime potentials on mixing and liming soils
  71. Yields of, and N uptakes by, some grass species and varieties under different glasshouse conditions
  72. Residual value of basic slag, Gafsa rock phosphate and superphosphate in a sandy podzol
  73. Total phosphorus contents of soils by perchloric acid digestion and sodium carbonate fusion
  74. Recent work on wheat bulb fly
  75. Energy relationships between larvae of Phaedon cochleariae (Coleoptera; Chrysomelidae) or Plutella maculipennis (Lepidoptera; Plutellidae) und radish or turnip plants
  76. Effects of flea beetles on the yield of radish
  77. Suspected insecticide resistance mechanism in the peach–potato aphid
  78. Comparison of the biology of Myzus persicae Sulz. resistant and susceptible to dimethoate
  79. Effects of varying the hostplant and environmental conditions on the feeding and reproduction of Aphis Fabae
  80. Chlorophyllase of sugar-beet leaves
  81. The value of residues from long-period manuring at Rothamsted and Woburn I A summary of the results of experiments started by Lawes and Gilbert
  82. A semi-quantitative hydrological classification of soils in North-East England
  83. A measured volume dispenser for watering plants
  84. Seed production by couch grass (Agropyron repens)
  85. The soils of Hertfordshire
  86. The value of residues from long-period manuring at Rothamsted and Woburn II A summary of the results of experiments started by Lawes and Gilbert
  87. The value of residues from long-period manuring at Rothamsted and Woburn III The experiments made from 1957 to 1962, the soils and histories of the sites on which they were made
  88. The value of residues from long-period manuring at Rothamsted and Woburn IV The value to arable crops of residues accumulated from superphosphate
  89. The value of residues from long-period manuring at Rothamsted and Woburn V The value to arable crops of residues accumulated from potassium fertilizers
  90. The residual value of farmyard manure and superphosphate in the Saxmundham Rotation II Experiment, 1899-1968
  91. Assessment of terrestrial invertebrate populations
  92. Persistent pesticides in the environment
  93. Chemical communications in insects : behavioral and ecologic aspects
  94. A simple way of purifying several insect viruses
  95. Disinfection of honeybee combs by gamma irradiation II European foul brood disease
  96. Musings of an erstwhile plant pathologist
  97. The effect of soil pH on potassium intensity and release of non-exchangeable potassium to ryegrass
  98. A diffusive resistance porometer for field use. II. Theory, calibration and performance
  99. Chemical communication in insects : behavioral and ecologic aspects
  100. Woburn irrigation, 1960-8 .6. Results for rotation crops
  101. Woburn irrigation, 1960-8 .5. Results for leys
  102. Woburn irrigation, 1960-8 .4. Design and interpretation
  103. The water cycle
  104. A possible source of error in estimation of stomatal resistance
  105. A major low-level air current near indian ocean during northern summer - interhemispheric transport of air in lower troposphere over western indian ocean
  106. Air motion and precipitation growth in a wave depression
  107. Hive entrance finding by honeybee (Apis-mellifera) foragers
  108. The efficient use of function minimization in non-linear maximum-likelihood estimation
  109. Insecticidal activity of the pyrethrins and related compounds: III.—Penetration of pyrethroid insecticides into mustard beetles (Phaedon cochleariae)
  110. The pyrethrins and related compounds: X.—The methylbenzyl chrysanthemates
  111. Scientific basis of contraception
  112. An oscillating insect barrier
  113. Influence of soil moisture on the performance of granular systemic insecticides applied to soil
  114. Genstat: a general statistics program
  115. Some factors affecting the activities of dinitrophenol fungicides
  116. Improved procedures for clearing roots and staining parasitic and vesicular-arbuscular mycorrhizal fungi for rapid assessment of infection
  117. Use of the quantity/potential relationship to provide a scale of the ability of extractants to remove soil potassium
  118. The uptake of initially available soil potassium by ryegrass
  119. Potassium uptake by potatoes
  120. The potassium Q/l relationships of soils given different K manuring
  121. Potassium : calcium exchange in soils of the Broadbalk experiment at Rothamsted
  122. A note on resolving soil cation exchange capacity into "mineral" and "organic" fractions