Showing 1 - 4 results of 4 for search 'Tysdal, H.M. (Hewitt Merlin), 1902-', query time: 0.04s Refine Results
  1. 1
    Alfalfa varieties in the United States /

    Alfalfa varieties in the United States / by Westover, H. L. (Harvey Leroy)

    Published 1945
    Other Authors: “…Tysdal, H. M. (Hewitt Merlin), 1902-…”
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  2. 2
    Yearbook of Agriculture, 1937. United States Department of Agriculture

    Yearbook of Agriculture, 1937. United States Department of Agriculture

    Published 1937
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  3. 3
    Grass, the yearbook of agriculture 1948

    Grass, the yearbook of agriculture 1948

    Published 1947
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  4. 4
    Yearbook of Agriculture, 1943-1947. Science in farming

    Yearbook of Agriculture, 1943-1947. Science in farming

    Published 1946
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