1. Toxic effects of certain bacterial metabolic products on soil protozoa
  2. Selection of bacterial food by soil flagellates and amoebae
  3. Obituary Sir Daniel Hall
  4. Chemistry and agriculture reconstruction
  5. The impact of science on agriculture
  6. Collective farming in Russia and the Ukraine II
  7. Agriculture in European Russia
  8. Re-establishment of the Scorched earth
  9. Post-war agriculture in Great Britain
  10. British agricultural research Rothamsted
  11. The film technique of insecticidal testing
  12. The problem of the evaluation of rotenone-containing plants VI The toxicity of l-elliptone and of posons applied jointly withfurther observation on the rotenone equivalent method of assessing the toxicity of Derris root
  13. Accuracy of mutation rates
  14. Fertilizer policy on the farm
  15. Transmission of potato virus Y by Aphis rhamni (Boyer)
  16. The active principles of leguminous fish-poison plants. Part IX The synthesis of Furanoisoflavones related to rotenone
  17. The active principles of leguminous fish-poison plants. Part VIII The synthesis of Dehydrotetrahydroelliptone and Dehydrotetrahydromalaccol
  18. The active principles of leguminous fish-poison plants. Part VI The reduction of elliptone
  19. The active principles of leguminous fish-poison plants. Part VI Robustic acid
  20. Laboratory and field experiments on the control of wireworms
  21. The analysis of toxicity tests on mixtures of poisons
  22. Examples of the planning and interpretation of toxicity tests involving more than one factor
  23. The detection of linkage VI Supplementary tables
  24. The detection of linkage VI The loss of information from incompleteness of parental records
  25. Some notes on the biology of the click beetles Agriotes obscurus L. and A. sputator L.
  26. Observations on some factors influencing growth in wireworms of the genus Agriotes Esch.
  27. The determination of the moisture equivalent by the silt-suction method and the shifting of the pF curve of stored soil samples
  28. Studies in soil cultivation: XI. The effect of inter-tillage on the sugar-beet crop
  29. The determination of rotenone in derris root
  30. A comparison of the chemical and biological assays of several strains of pyrethrum flowers
  31. Soil physics: Theory and practice
  32. Hoeing
  33. Measurement of the suction of soil water by Portland stone absorbers calibrated by a new method for determining vapour pressures near to saturation
  34. The efficiency of pneumatic tyred tractors under farm conditions
  35. Presence of virus in the primordial meristem
  36. The ‘blotches’ on leaves of Arran pilot potatoes
  37. Influence of changes in level of feeding on milk production
  38. Students collected papers
  39. The direct use of leaf protein in human nutrition
  40. Sugar-beet yellows virus. A preliminary account of experiments and observations on its effect in the field
  41. Manuring under a fertilizer rationing scheme
  42. Studies of fluctuations in insect populations IX The carrot fly (Psila rosae) in 1936-41
  43. Baiting slugs using metaldehyde mixed with various substances
  44. Studies in the migration of lepidoptera
  45. The manurial value of sewage sludges
  46. Straw on the land
  47. The honeybee
  48. Cercosporella Herpotrichoides Fron., causing eyespot of wheat in Great Britain
  49. Eyespot in wheat. A disease causing lodging and straggling
  50. The effects of heat on the serological reactions of antisera
  51. The antigenicity of non-precipitating complexes
  52. A preliminary description of preparations of some of the viruses causing tobacco necrosis
  53. Alfred Daniel Hall. 1864-1942
  54. Statistical problems in field sampling for wireworms
  55. Influence of changes in level of feeding on milk production
  56. Theory of porometers used in the study of stomatal movements in leaves
  57. Preliminary investigations on the value of electric heating of beehives
  58. The influence of various physical and biological factors of the environment on honeybee activity. An examination of the relationship between activity and solar radiation
  59. Insect survival in relation to the rate of water loss