1931

  1. LXXIV. On the anomalous flow of a strong solution of lithium chloride through narrow glass tubes
  2. The cultivation and inoculation of lucerne
  3. Studies on soil reaction VII An electrodialysis apparatus for the determination of replaceable bases in soils
  4. The biological filtration of dilute sucrose solutions
  5. The liberation of elementary nitrogen by bacteria
  6. Observations on gall midges affecting fruit trees
  7. The sex ratio at the time of emergence and the occurrence of unisexual families in the gall midges (Cecidomyidae, Diptera)
  8. Notes on the parasites of the cabbage aphid, Brevicoryne brassicae L
  9. Gall midges (Cecidomyidae) whose larvae prevent seed production in grasses (Gramineae)
  10. A new predacious gall midge (Dipt., Cecidomyidae)
  11. Further results of an investigation into the resistance of basket willows to button gall formation
  12. Soils and fertilisers
  13. Studies on soil reaction VIII The influence of fertilisers and lime on the replaceable bases of a light acid soil after fifty years of continuous cropping with barley and wheat (An examination of the Stackyard Field Plots, Woburn Experimental Station) (With two text-figures)
  14. Winter leaching and the manurial value of green manures and crop residues for winter wheat
  15. Precision records in horticulture
  16. On the influence of soil temperature on the germination interval of crops
  17. Mathematical theorems involved in the analysis of variance
  18. The analysis of variance illustrated in its application to a complex agricultural experiment on sugar beet
  19. Notes on frequency-constants
  20. The mean and second moment coefficient of the multiple correlation coefficient, in samples from a normal population
  21. The soil
  22. XVII—The distribution of gene ratios for rare mutations
  23. The evolution of dominance