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1921

  1. The killing of botrytis spores by phenol
  2. The improvement of peaty soils Part I True peats
  3. Agricultural chemistry and vegetable physiology
  4. Science and modern farming
  5. The economical use of artificial manures on the farm
  6. Modern applications of chemistry to crop production
  7. The larval and pupal stages of the Bibionidae
  8. Dephenolisation in soil I
  9. Obituary Notice Percival Spencer Umfreville Pickering 6 March 1858 – 5 December 1920
  10. On the Life History of Wireworms of the Genus Agriotes, Esch., with Some notes on that of Athous Haemorrhoidalis, F. Part II
  11. Biological studies of Aphis Rumicis Linn. 1746 Part II
  12. Biological studies of Aphis Rumicis Linn. 1746 Part 1
  13. Biological studies of Aphis rumicis, L A Appearance of winged forms. B. Appearance of sexual forms
  14. The relation between the clay content of certain physical properties of a soil
  15. The factors determining soil temperature
  16. The evaporation of water from soil. II.: Influence of soil type and manurial treatment
  17. On a form of Botrytis Cinerea with colourless Scherotia
  18. Root development in barley and wheat under different conditions of growth
  19. The development of the flower and grain of barley
  20. Studies on soil reaction. I. A resume
  21. Studies on soil reaction. II. The colorimetric determination of the hydrogen ion concentration in soils and aqueous soil extracts
  22. Studies in crop variation. 1. An examination of the yield of dressed grain from Broadbalk

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BBSRC
Athena Swan
Lawes Agricultural Trust

Harpenden, Hertfordshire, AL5 2JQ View map + 44 (0) 1582 763 133 comms@rothamsted.ac.uk

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