1927

  1. Studies On Contact Insecticides Part V The toxicity of the amines and n-heterocyclic compounds to Aphis rumicus. L. (the bean aphis)
  2. Studies On Contact Insecticides Part VI The insecticidal action of the fatty acids. Their methyl esters and sodium and ammonium salts
  3. Investigations on the behaviour of hygrometric hairs
  4. The place of green manuring in British agriculture
  5. Some recent researches on soil colloids
  6. Field observations on starch production in the leaves of the potato
  7. The insect and other invertebrate fauna of arable land at Rothamsted II
  8. Reaktion des Bodens und Pflanzenwachstum
  9. Laboratory and field experiments on the use of 3: 5-dinitro-o-cresol and the sodium salt for winter spraying
  10. Biochemistry (plants)
  11. Studies in the physical properties of soils: IV. A further contribution to the theory of capillary phenomena in soil
  12. the limited role of capillarity in supplying water to plant roots
  13. A new dynamometer for all types of horse and power drawn implements
  14. the value of the dynamometer in cultivation experiments
  15. The qualitative and quantitative effects of food on the growth of a soil amoeba (Hartmanella hyalina)
  16. Soil protozoa and bacteria in relation to their environment
  17. The qualitative and quantitative effects of food on the growth of a soil amoeba (Hartmanella hyalina)
  18. The effect of soil storage and water content on the protozoan population
  19. Experiments on the physiology and genetics the smut fungi - Hyphal-fusion
  20. On the Tracheal System of Collembola, with special reference to that of Sminthurus viridis, Lubb
  21. On the tracheal system of Collembola, with special reference to that of Sminthurus viridis (Linne)
  22. Methods for collecting parasites of earwigs
  23. On the Occurrence of Intermediates in Aphis rumicis L. and their Relation to the Alate and Apterous Viviparous Females
  24. On some Aphides infesting Tulips
  25. The place of the tractor in soil cultivation
  26. Some physical and physico-chemical effects of soil organic matter
  27. The American agricultural research and advisory system
  28. Science of the year - 1927 The biological sciences
  29. The quantitative study of soil fungi
  30. Immunity of potato varieties from attack by the wart disease fungus, synchytrium endob ioticum (schilb.) Perc.
  31. On the algae of some normal English soils
  32. On the carbon nutrition of some algae isolated from soil
  33. Soils and fertilisers
  34. Chemical aspects of soil cultivation
  35. A manometric apparatus for the direct determination of summation percentage curves in mechanical analysis
  36. Some physical properties of heavy alkaline soils under irrigation in the Sudan Gezira
  37. Soil Classification and Soil Surveys
  38. Nomographs for use in mechanical analysis calculations
  39. The direct determination of distribution curves of particle size in suspension
  40. Sulphur treatment of soil and the control of wart disease of potatoes in pot experiments
  41. Sulphur treatment of soil and the control of wart disease of potatoes in pot experiments
  42. The role of boron in the growth of plants
  43. The inter-relation between silicon and other elements in plant nutrition
  44. On the distribution of the error of an interpolated value, and on the construction of tables
  45. On some objections to mimicry theory; statistical and genetic
  46. Studies in crop variation: IV. The experimental determination of the value of top dressings with cereals