Recent aspect of nitrogen metabolism in plants proceedings of a symposium held at long Ashton Reaearch stat /

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• Recent aspects of nitrogen metabolism in plants
  gan: Hewitt, E J, Ed
  Cyhoeddwyd: (1968)
• Recent aspects of nitrogen metabolism in plants: proceedings
  gan: Cutting, C V, et al.
  Cyhoeddwyd: (1968)
• Recent aspects of nitrogen metabolism in plants; proceedings of a symposium held at Long Ashton Research Station, University of Bristol, 18-19 April 1967.
  Cyhoeddwyd: (1968)
• Recent aspects of nitrogen metabolism in plants; proceedings of the symposium held at long Ashton research station, university of Bristol
  gan: Hewitt E J, Catting CV
  Cyhoeddwyd: (1968)
• Recent aspects of nitrogen metabolism in plants
  gan: Cuttin, C V
  Cyhoeddwyd: (1968)