1940

  1. The longevity of the fasting bed-bug (C. lectularius L.) under experimental conditions and particularly in relation to the saturation deficiency law of water-loss
  2. Development, hatching and mortality of the eggs of Cimex lectularius L. (Hemiptera) in relation to climate, with observations on the effects of preconditioning to temperature
  3. Rothamsted Experimental Station Harpenden Lawes Agricultural Trust Guide to the experimental farm
  4. Rothamsted Experimental Station Harpenden Field Experiments and Farm Operations 1939
  5. Some Fish-Poison Plants and Their Insecticidal Properties
  6. The determination of the size distribution of soil clods and crumbs
  7. Obituary Mr C H Turnor - 1940
  8. Obituary Professor Jan Wodek and Adam Rozanski - 1940
  9. Studies on the feeding methods and penetration rates of Myzus persicae Sulz., Myzus circumflexus Buckt., and Macrosiphum gei Koch
  10. Clay mineral structures and their physical significance
  11. Note on the freezing of soil
  12. A quantitative study of the interaction of viruses in plants
  13. The Insecticidal Properties of Certain Species of Annona and of an Indian Strain of Mundulea sericea (" Supli").
  14. The problem of the evaluation of rotenone-eontaining plants V The relative toxicities of different species of derris
  15. Aerobic denitrification
  16. Studies on the British White-flies (Homoptera, Aleyrodidae).
  17. Ophiobolus graminis Sacc. var. avenae var. N., as the cause of take all or whiteheads of oats in Wales
  18. Soil conditions and the Fusarium culmorum seedling blight of Wheat.
  19. The active principles of leguminous fish-poison plants. Part IV The isolation of malaccol from Derris malaccensis
  20. The active principles of leguminous fish-poison plants. Part V. Derris malaccensis and Tephrosia toxicaria
  21. Utilization of nitrogen by Ophiobolus graminis
  22. Soil conditions and the take-all disease of wheat V Further experiments on the survival of Ophiobolus graminis in infected wheat stubble buried in the soil
  23. The cultivation of malting barley in England.
  24. The detection of linkage
  25. The Little Hoos field experiment on the residual values of certain manures
  26. The structure of 'ineffective'nodules and its influence on nitrogen fixation
  27. The minerals in the clay fractions of a black cotton soil and a red earth from Hyderabad, Deccan State, India
  28. Weather and crops
  29. Field trials: their lay-out and statistical analysis
  30. The growth of nodule bacteria in the expressed juices from legume roots bearing effective and ineffective nodules
  31. Evidence against the hypothesis that certain plant viruses are transmitted mechanically by aphides
  32. Studies on the transmission of sugar-beet yellows virus by the aphis, Myzus persicae (Sulz.)
  33. Gall midges and grass seed production
  34. Studies of fluctuations in insect populations VII The Button Top Midge (Rhabdophaga heterobia) at Syston, 1934-39
  35. Meta slug control: experiments on possible substitutes for bran
  36. The gall midges attacking the seed-heads of Cocksfoot, Dactylis glomerata, L
  37. Two new pests of apple and black currant
  38. The ecology of activated sludge in relation to its properties and the isolation of a specific soluble substance from the purified effluent
  39. The biology of the Chrysanthemum midge in England
  40. An analysis of four years captures of insects in a light trap. Part II The effect of weather conditions on insect activity; and the estimation and forecasting of changes inthe insect population
  41. The numbers of insects caught in a light trap at Rothamsted during four years 1933–1937
  42. A note on the statistical analysis of sentence-length as a criterion of literary style
  43. Manuring Hevea III Results on young buddings in British Malaya
  44. The growth and anatomical structure of the carrot (Davcus carota) as affected by boron deficiency
  45. The estimation of the yields of cereal experiments by sampling for the ratio of grain to total produce
  46. The inactivation of some plant viruses by urea
  47. The effects of alkali and some simple organic substances on three plant viruses
  48. The recovery of inter‐block information in balanced incomplete block designs
  49. Modern experimental design and its function in plant selection
  50. Lattice squares
  51. Meteorological and soil factors affecting evaporation from fallow soil
  52. Gas and vapour movements in the soil: II. The diffusion of carbon dioxide through porous solids
  53. Gas and vapour movements in the soil: I. The diffusion of vapours through porous solids
  54. The choice of drinking water by the honeybee
  55. The maintenance of high atmospheric humidities for entomological work with glycerol-water mixtures