1. The effects of serum and of hyaluronic acid derivatives on the action of hyaluronidase
  2. The preparation and some properties of hyaluronic acid from human umbilical cord
  3. Physiological studies on nodule formation: I. The relation between nodulation and lateral root formation in red clover
  4. The Validity of Comparative Experiments
  5. Limitation of Bacteria by Micro-Predators in Soil
  6. On Estimating the Population of Aphids in A Potato Field
  7. The Transformation of Poisson, Binomial and Negative-Binomial Data
  8. The effect of infection with tobacco-mosaic virus on the levels of nitrogen, phosphorus, protease, and pectase in tobacco leaves and on their response to fertilizers
  9. The effect of fertilizers on the levels of nitrogen, phosphorus, protease, and pectase in healthy tobacco leaves
  10. An alkali-producing mechanism in macerated leaves
  11. Development of ideas on the nature of viruses
  12. Equipment used for trapping and identifying alate aphides
  13. Experiments on the spread of potato virus X between plants in contact
  14. The manuring of potatoes
  15. Soils and fertilizers
  16. Soil and the farmer
  17. The role of fertilizers in the national economy
  18. Fertilizers during the war and after
  19. The toxic action of molybdenum in relation to soils and crops
  20. Suggestions for the control of wild oats
  21. Variations in the properties of potato virus x and their effects on its interactions with ribonuclease and proteolytic enzymes
  22. Studies on the importance and control of potato virus x
  23. Photosynthesis and predisposition of plants to infection with certain viruses
  24. Systematic sampling
  25. The analysis of contingency tables with groupings based on quantitative characters
  26. Physics in agriculture
  27. Total synthesis of some pyrethrins
  28. Natural evaporation from open water, bare soil and grass