1925

  1. The soils of tropical Africa
  2. The survival of pink boll worm larvae in buried seed
  3. Some unsolved problems of butterfly migration
  4. The migration of the Painted Lady Butterfly
  5. Notes on insect migration in Egypt and the Near East
  6. Field experiments at Rothamsted during 1923 and 1924
  7. Third report on the experiments on the influence of soil, season, and manuring on the quality and growth of barley 1924
  8. A Three-Thousand Mile Journey up the Nile
  9. A visit to the Gezira
  10. The place of science in rural life
  11. Studies On Contact Insecticides Part I Introduction and methods II A quantitative examination of the toxicity of Tephrosia vogelii Hook. to Aphis rumicus. L. (the bean aphis)
  12. Some experiments on the interaction between soil and dilute acids
  13. A critical study of the hygroscopic coefficient of soil
  14. Soil chemistry and plant biochemistry
  15. Soils and fertilisers
  16. The value of calcium cyanamide as a fertiliser
  17. Studies on base exchange in Rothamsted soils
  18. Third report on the influence of soil season and manuring on the quality and growth of barley of the 1924 crop as indicated by the malts made therefrom
  19. Second report on the influence of soil season and manuring on the quality and growth of barley as indicated by the malts made therefrom
  20. XI.—The Theory of the Mechanical Analysis of Sediments by means of the Automatic Balance
  21. Statistical tests of agreement between observation and hypothesis
  22. Applications of Student's distribution New tables for testing the significance of observations Expansion of student's integral in powers of n-1
  23. Note on the Wheat Bulb Fly (Leptohylemyia coarctata, Fall.)
  24. Gout fly of barley
  25. Dephenolisation in soil II
  26. Further experiments with sodium fluosilicate as an insecticide
  27. The chemistry of basic slag I The determination of fluorine in basic slag
  28. Studies On Contact Insecticides: Part III A Quantitative Examination Of The Insecticidal Action Of Tke Chlor‐, Nitro‐ And Hydroxyl Derivatives Of Benzene And Naphthalene
  29. Studies in the physical properties of soils: III. Observations on the electrical conductivity of soils
  30. Studies in the physical properties of soils: I. Mechanical properties concerned in cultivation
  31. Studies in the physical properties of soils: II. A note on the cohesion developed by capillary forces in an ideal soil
  32. A comparison of the radiation recorders at Rothamsted
  33. The physicisit in agriculture with special reference to soil problems
  34. Recent work at Rothamsted Experiment Station
  35. Statistical methods for research workers
  36. The influence of washing upon the reproductive rate of Colpidium colpoda
  37. The use of the dynamometer in soil cultivation studies and implement trials
  38. Biological studies of Aphis Rumicis Linn. Factors affecting the infestation of Vicia faba with Aphis rumicis
  39. The bean aphis
  40. The dispersion of soil in water under various conditions
  41. Studies in soil cultivation. III. Measurements on the Rothamsted classical plots by means of dynamometer and plough
  42. Studies in soil cultivation. II. A test of soil uniformity by means of dynamometer and plough
  43. Studies in soil cultivation. I. The evolution of a reliable dynamometer technique for use in soil cultivation experiments
  44. The border-line between meteorology and soil physics
  45. A laboratory apparatus for the wet grinding of plant tissues out of contact with air
  46. On a labile blue compound from the potato tuber
  47. The determination of lime requirements
  48. Further experiments on the effect of removing the soluble humus from a soil on its productiveness
  49. A note on the availability of organic nitrogen compounds in pot experiments
  50. Some aspects of the Gezira soil problems (and analysis of the influence of rainfall on yield of cotton at the Gezira Research Farm)
  51. A source of error in the mechanical analysis of sediments by continuous weighing
  52. Studies on soil reaction III The determination of the hydrogenion concentration of soil suspensions by means of the hydrogen electrode
  53. Studies on soil reaction IV The soil reaction of continuously manured plots at Rothamsted and Woburn
  54. Studies on soil reaction V The depth-distribution of reaction and flocculation in continuously manured soils
  55. Studies on soil reaction: VI. The interaction of acid soils, calcium carbonate and water, in relation to the determination of “lime requirements.”
  56. The relation between the vapour pressure and water content of soils
  57. Experiments on the control of wart disease of potatoes by soil treatment with particular reference to the use of sulphur
  58. Infection experiments with wart disease of potatoes Synchytrium endobioticum (schilb.) perc
  59. The relation between the development, structure and functioning of the nodules on Vicia faba as influenced by the presence or absence of boron in the nutrient medium
  60. Spraying for weed eradication
  61. Theory of statistical estimation
  62. The resemblance between twins, a statistical examination of Lauterbach's measurements
  63. Note on the numerical evaluation of a Bessel function derivative
  64. The influence of rainfall on the yield of wheat at Rothamsted