1939

  1. Soil conditions and the take‐all disease of wheat IV Factors limiting infection by ascospores of Ophiobolus Graminis
  2. Foot rot disease in cereals Whiteheads and related conditions in Great Britiain
  3. The utilisation of food by the larva of the mealworm Tenebrio molitor l. (coleopb.)
  4. The utilisation of food by the larvae of the buff‐tip, Phalera bucephala (Linn.) (Lepidopt.)
  5. The utilisation of food by certain Lepidopterous larvae
  6. The protozoa of some East Greenland soils
  7. What happens to the rain?
  8. The intracellular inclusions of some plant virus diseases
  9. Micrurgical studies on virus-infected plants
  10. Some effects of plant virus diseases on the cells of their hosts
  11. The estimation of Rothamsted temperature from the temperature of Oxford and Greenwich
  12. A comparative study of the transmission of Hyoscyamus virus 3, potato virus Y and cucumber virus 1 by the vectors Myzus persicae (Sulz), M. circumflexus (Buckton), and Macrosiphum gei (Koch)
  13. Some gall midge species and their host plant range
  14. An analysis of four years captures of insects in a light trap Part I General survey; sex proportion; phenology; and time of flight
  15. Records of butterfly migration in Africa (lepidoptera)
  16. Some butterfly migrations in Europe, Asia and Australia
  17. Eyespot lodging of wheat caused by Cercosporella herpotrichoides Fron
  18. Some recent work on plant viruses
  19. Plant viruses I Serological, chemical and physio-chemical properties
  20. The use of the analysis of variance in enumeration by sampling
  21. Long-term agricultural experiments
  22. The purification of insect-transmitted plant viruses
  23. The intracellular inclusions of some plant virus diseases
  24. Tests of significance of the differences between regression coefficients derived from two sets of correlated variates
  25. The recovery of inter‐block information in variety trials arranged in three‐dimensional lattices
  26. Factors influencing the percentage of nitrogen in the barley grain of Hoosfield
  27. The comparative advantages of systematic and randomized arrangements in the design of agricultural and biological experiments
  28. An apparent inconsistency arising from tests of significance based on fiducial distributions of unknown parameters
  29. The analysis of Latin squares when two or more rows, columns, or treatments are missing
  30. The adjustment of the weights of compound index numbers based on inaccurate data
  31. Biological methods of testing insecticides : a review
  32. Bed-bugs and cockroaches