Showing 1 - 2 results of 2 for search 'Barker, Allen V. 1937-', query time: 0.03s Refine Results
  1. 1
    by Barker, Allen V. 1937-
    Published 2021
    Book

    Science and technology of organic farming
  2. 2
    Published 2007
    Publisher description
    Book

    Handbook of plant nutrition
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