1. Rothamsted Conference RC No 6 : Power for cultivation and haulage on the farm
  2. The transmission of potato mosaic to tomato
  3. Experiments with a mosaic disease of tomato
  4. Fifth report on the influence of soil, season, and manuring on the quality and growth of barley, 1926
  5. Palestine revisited
  6. Report on visit to Palestine April 1928
  7. A study of the protozoa of some American soils
  8. The influence of environmental conditions on the development of the angular leaf‐spot disease of cotton
  9. A method of maintaining constant humidity in closed chambers
  10. The decomposition of naphthalene in the soil and the effect upon its insecticidal action
  11. The growth of fungi in soil
  12. The formation of indigotin from indol by soil bacteria
  13. Soil bacteria that decompose certain aromatic compounds
  14. Laboratory Experiments With Non‐Arsenical Insecticides For Biting Insects
  15. The barley experiments of 1926 : Malting and analytical results
  16. English-Grown Pyrethrum as an Insecticide I
  17. The use of the tractor on the average farm
  18. Maximum-and Minimum-Correlation Tables in Comparative Climatology
  19. A statistical analysis of the daily observations of the maximum and minimum thermometers at Rothamsted
  20. The influence of soil heterogeneity on the growth and yield of successive crops
  21. Single value soil properties a study of the significance of certain soil constants
  22. Studies in soil cultivation: IV. A new form of traction dynamometer
  23. The effect of phenol, carbon bisulphide and heat on soil protozoa
  24. On the Economic Status and Bionomics of Sminthurus viridis, Lubb. (Collembola)
  25. Notes on the Feeding Habits of Habrosyne derasa, L. (Lepidoptera)
  26. The bionomics of Apion ulicis Forst (gorse weevil) with special reference to its role in the control of Ulex Europaeus in New Zealand 1
  27. Professor Antonio Berlese
  28. Some comments on the hydrometer method for studying soils
  29. First Commission: Soil mechanics and physics
  30. The micro-flora of the soil
  31. Professor W Johannsen - obituary notice
  32. Science of the year - 1928 The biological sciences
  33. The present position of our knowledge of the distribution and functions of algae in the soil
  34. On the Influence of Light and of Glucose on the Growth of a Soil Alga
  35. The determination of hydrogen ion concentration
  36. The British gall midges of peas
  37. Wheat Blossom Midges (Cecidomyidae, Diptera). Differences between Contarinia tritici (Kirby) and Sitodiplosis mosellana (Gehin)
  38. Soils and fertilisers
  39. Studies in crop variation V The relation between yield and soil nutrients
  40. The contributions of Glinka and the Russian school to the study of soils
  41. A physiological study of varietal differences in plants Part I A study of the comparative yields of barley varieties with different manurings
  42. The toxicity of certain sulphur compounds to Synchytrium endobioticum, the fungus causing wart disease of potatoes
  43. The exact treatment of the multiple correlation coefficient in meteorology and agriculture
  44. On errors in the multiple correlation coefficient due to random sampling
  45. Table of significant values of the multiple correlation coefficient
  46. Sampling errors in the theory of two factors
  47. The generalised product moment distribution in samples from a normal multivariate population
  48. The possible modification of the response of the wild type to recurrent mutations
  49. Two further notes on the origin of dominance
  50. The general sampling distribution of the multiple correlation coefficient
  51. Triplet children in Great Britain and Ireland
  52. Limiting forms of the frequency distribution of the largest or smallest member of a sample
  53. The estimation of linkage from the offspring of selfed heterozygotes
  54. Further note on the capillary forces in an ideal soil
  55. The Effect of Variation in Relative Humidity on Certain Species of Collembola
  56. Revised official British method for mechanical analysis
  57. Revised official methods of mechanical analysis of soils