1951

  1. Further Studies on the Identification of Heterodera Species by Larval Length. Estimation of the Length Parameters for Eight Species and Varieties
  2. On the Varying Nematicidal Effects of Different Samples of DD against the Potato-root Eelworm Heterodera rostochiensis
  3. The effect of temperature on the development of the potato‐root eelworm, heterodera rostochiensis
  4. A new modification of the McMaster slide for use in potato-root eelworm investigations
  5. Investigations on the Emergence of Larvae from the Cysts of the Potato-root Eel worm, Heterodera rostochiensis 5 A Shortened Method for the Conduct of Hatching Tests.
  6. Investigations on the Emergence of Larvae from the Cysts of the Potato-root Eelworm, Heterodera rostochiensis.: 4. Physical Conditions and their Influence on Larval Emergence in the Laboratory.
  7. The Use of a Microbalance in Putting up Uniformly Sized Batches of Heterodera Cysts for Experiment.
  8. A rapid method for estimating the density of white cysts of Heterodera rostochiensis on potato roots
  9. Insecticidal activity of the pyrethrins and related compounds
  10. Diurnal variation in the aerial density of Aphididae
  11. The ability of single phage particles to form plaques and to multiply in liquid cultures
  12. Fixation of phosphate during the acid extraction of soils
  13. How to apply fertilizers for sugar beet
  14. The mechanical application of fertilizers in field experiments
  15. Fertilizer placement machinery
  16. Placement of fertilizers for sugar beet
  17. The effect of soil calcium on the mineral content of wheat
  18. Latin rectangle designs for 2n factorial experiments on 32 plots
  19. The spread of lettuce mosaic in the field
  20. Lettuce mosaic in the field
  21. The influence of heat on some aphids
  22. Experiments on the colonization of potato plants by apterous and by alate aphids in relation to the spread of virus diseases
  23. Aphid excretion
  24. Economic and statistical aspects of vegetable an animal foods
  25. A review of recent work on soil organic matter part I
  26. Paper chromatography of amines
  27. Alkaline Decomposition of Amino-acids
  28. Experiments on the mechanism of gley formation.
  29. The influence of density of plant population on the incidence of yellows in sugar‐beet crops
  30. Colour reactions between clay minerals and root secretions
  31. An improved suction trap for insects
  32. The clear representation of very small masses
  33. Beet yellows virus
  34. The spread of beet yellows and beet mosaic viruses in the sugar-beet root crop. I. Field observations of the virus diseases of sugar beet and their vectors Myzus persicae Sulz. and Aphis fabae Koch
  35. The effect of infection with beet yellows and beet mosaic viruses on the carbohydrate content of sugar-beet leaves, and on translocation
  36. The behaviour of nitrogenous manures in the soil Part I. The loss of manurial nitrogen
  37. A new gall midge (Dipt., Cecidomyidae) predaceous on the Flour Mite, Tyroglyphus farinae (Deg.)
  38. Marking and breeding Testacella slugs
  39. Syrphidae as pests of cucumbers
  40. What is balanced manuring?
  41. Some aspects of the United Nations conference on the conservation of natural resources
  42. Comparing the efficiency of insect traps
  43. Effect of moonlight on insect activity
  44. Changes in insect populations in the field in relation to preceding weather conditions
  45. A note on the relative sizes of genera in the classification of animals and plants
  46. Seasonal changes in flight direction of migrant butterflies in the British Isles
  47. Intra-generic competition as illustrated by Moreau's records of East African bird communities
  48. Some interrelationships between manganese, molybdenum and vanadium in the nutrition of soybean, flax and oats
  49. Effects of cultural treatments on wheat and on the incidence of eyespot, lodging, take-all and weeds. Field Experiments 1945–8
  50. Some properties of broad-bean mottle virus
  51. Serologically related strains of potato virus y that are not mutually antagonistic in plants
  52. The application of electron microscopy to the study of plant viruses in unpurified plant extracts
  53. The survey of fertilizer practice. An example of operational research in agriculture
  54. Statistical methods in anthropology
  55. Quelques developpements modernes dans la planification des experiences
  56. The influence of statistical methods for research workers on the development of the science of statistics
  57. Bases logiques de la planification des experiences
  58. Some physical aspects of assimilation and transpiration
  59. The role of vegetation in meteorology, soil mechanics and hydrology
  60. Relationship of aphid density to altitude
  61. Evaporation over the British Isles
  62. The importance of perfume in the discovery of food by the worker honeybee (Apis-mellifera L)
  63. Aphids captured in a Rothamsted suction trap, 5 ft. above ground level, from June to November, 1947