1. The fertilizing value of green manures rotted under different conditions
  2. The Decomposition of Green Manures in Soil
  3. The functions of mechanical power in soil cultivation
  4. The contribution of Rothamsted to Soil Physics
  5. Experiments bearing on the nature of intracellular inclusions in plant virus diseases
  6. XVIII The constancy of the viscosity of strong lithium chloride solutions at low velocity gradients
  7. Further evidence upon the nitrogen uptake of grass grown with lucerne
  8. The effect of sodium nitrate on the growth and nitrogen content of a lucerne and grass mixture
  9. An Examination of the Degtjareff Method for Determining Soil Organic Matter, and a Proposed Modification of the Chromic Acid Titration Method
  10. The Asparagus Miner (Melan Agromyza Simplex H. Loew) (Agromyzidae; Diptera)
  11. Some biological and economic aspects of the gall midges
  12. Sudden outbreaks of insect pests
  13. Studies of fluctuations in insect populations III The gall midge, Rhabdophaga heterobia HLW, on black maul variety of Salix Triandra At Syston, leicestershire, 1927-1933
  14. Soils and fertilisers
  15. British immigrant insects
  16. CP32Treatment of apple pomace for pectic extraction
  17. Basic slags and mineral phosphates
  18. Infectivity of summer Sporangia of potato wart disease in incipient infections on varieties immune in the field
  19. Studies in the absorption of calcium from nutrient solutions with special reference to the presence or absence of boron
  20. The fertilising value and nitrifiability of humic materials prepared from coal (with three text-figures)
  21. The effect of rubidium sulphate and palladium chloride on the growth of plants
  22. Observer's bias in sampling-observations on wheat
  23. A complex pig-feeding experiment
  24. The analysis of multiple classifications with unequal numbers in the different classes
  25. The 6× 6 latin squares
  26. Contingency tables involving small numbers and the chi-squared test
  27. The effect of environmental conditions upon pyrethrum (chrysanthemum cinerariaefolium). II
  28. The effect of environmental conditions upon pyrethrum (chrysanthemum cinerariaefolium). I
  29. An apparatus for testing contact insecticides
  30. A comparison of English and Canadian tomato virus diseases