1. Importance of osmotic potential as a component of the total potential of the soil water on the movement of nematodes.
  2. Variation in symbiotic effectiveness in subterranean clover (Trifolium subterraneum L.)
  3. Progress in biochemical engineering broadens our choice of crop plants
  4. Solar wind and terrestrial oxygen
  5. The analysis of numbers and distribution in an aerial population of Macrolepidoptera
  6. A method for the measurement of the calcium deficit in saline soils
  7. The breakdown of chlorophyll by chlorophyllase
  8. The disintegration of soft tissues in the absence of air
  9. Further experiments on the drifting of honey-bees
  10. Effect of temperature on Apis indica workers
  11. The effect of feeding sugar syrup to honey-bee colonies
  12. Analysis of honey farmers' records on queen rearing and queen introduction
  13. Aliasing in partially confounded factorial experiments
  14. Some relationships between isotopically exchangeable phosphate, soil analysis and crop growth in the greenhouse
  15. Isotopic Exchange of Phosphates in Soil
  16. Results of experiments with systemic insecticidal seed dressings
  17. Copper accumulation in the soils of apple orchards near wisbech
  18. A calcimeter for routine use on soil samples
  19. Field studies of the daily activity and feeding behaviour of Sunn Pest, Eurygaster integriceps put., (Hemiptera, Scutelleridae) on wheat in North Iran
  20. Soils and crop nutrition in relation to health
  21. Potassium-releasing power of soils from the Agdell rotation experiment assessed by glasshouse cropping
  22. Release of non-exchangeable potassium from some British soils cropped in the glasshouse
  23. The ecology of symphyla Part III Factors controlling soil distributions
  24. Phytotoxicity of insecticides and acaricides I Foliage Sprays
  25. Control of the glasshouse millepede
  26. The natural incidence of Acarapis woodi (Rennie) and the winter mortality of honeybee colonies
  27. Melanospora damnosa associated with Fusarium culmorum on cereals (New or uncommon plant diseases and pests)
  28. The susceptibility of the Rhoeo discolor to infection by tobacco mosaic virus
  29. Some effects of changing environment on the behaviour of plant viruses
  30. Effects of ultraviolet radiation on infection by intact and phenol-disrupted red clover mottle virus
  31. Marginal percentages in multiway tables of quantal data with disproportionate frequencies
  32. The analysis of surveys: Processing and printed the basic tables
  33. Weather, plant and soil factors in hydrology
  34. Weather in wheat - reply
  35. The radiation balance of bare soil and vegetation
  36. Measured radiative flux divergence near the ground at night - discussion
  37. The fragmentation and electrification of freezing water drops
  38. The flux of CO2 over a field of sugar beet - reply
  39. An empirical method for estimating long-wave radiation exchanges in the british isles
  40. A direct measurement of the humidity in the stratosphere using a cooled-vapour trap - discussion
  41. The scent of queen honeybees (A mellifera L) that causes partial inhibition of queen rearing
  42. Efficiency of a honeybee community
  43. A note on some asymptotic properties of the logarithmic series distribution
  44. Epidemiology of apple scab (Venturia inaequalis (Cke) Wint.) 1. Frequency of airborne spores in orchards
  45. The pyrethrins and related compounds. II. infra‐red spectra of the pyrethrins and of other constituents of pyrethrum extract
  46. A synthesis of calythrone
  47. Aggregation, Variance and the Mean
  48. The manuring of sugar beet
  49. The effect of time of application of phosphate and potash on sugar beet
  50. The effect of sodium and potassium on sugar beet on the Lincolnshire limestone soils
  51. The effect of sodium and potassium fertilizer on the mineral composition of sugar beet