Showing 1 - 6 results of 6 for search 'Hirt, Ray Roland, 1893-', query time: 0.15s Refine Results
  1. 1
    The biology of Polyporus gilvus (Schw.) Fries /
    by Hirt, Ray Roland, 1893-
    Published 1928
    Book
  2. 2
    On the biology of Trametes suaveolens (L.) Fries /
    by Hirt, Ray Roland, 1893-
    Published 1932
    Book
  3. 3
    Observations on the production and germination of sporidia of Cronartium ribicola /
    by Hirt, Ray Roland, 1893-
    Published 1935
    Book
  4. 4
    The relation of certain meteorological factors to the infection of eastern white pine by the blister-rust fungus /
    by Hirt, Ray Roland, 1893-
    Published 1942
    Book
  5. 5
    Pinus strobus L. ; a literature review and discussion of its fungous diseases in North America.
    by Hirt, Ray Roland, 1893-
    Published 1959
    Book
  6. 6
    Cronartium ribicola ; its growth and reproduction in the tissues of eastern white pine /
    by Hirt, Ray Roland, 1893-
    Published 1964
    Book
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