1925

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