Showing 1 - 2 results of 2 for search 'Cowie, G. A.', query time: 0.07s Refine Results
  1. 1
    Study of the effects of manures and rainfall on yields of crops grown in rotation
    by Cowie, G. A.
    Published 1944
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  2. 2
    Effects of phosphoric acid on the potato crop
    by Cowie, G. A.
    Published 1940
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