Showing 1 - 2 results of 2 for search 'Fraps, G. S. (George Stronach), 1876-', query time: 0.02s Refine Results
  1. 1
    Estimation of nitric and nitrous nitrogen in soils /

    Estimation of nitric and nitrous nitrogen in soils / by Fraps, G. S. (George Stronach), 1876-

    Published 1931
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    Government Document Book
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  2. 2
    The fertilizing value of greensand /

    The fertilizing value of greensand / by Fraps, G. S. (George Stronach), 1876-

    Published 1931
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    Government Document Book
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