Search results for: Riffle, Jerry W.

Showing 1 - 4 results of 4 Refine Results
  1. 1

    Studies on white pine seedling root rot

    Authors: Riffle, Jerry W.
    Published: 1959
    Physical Description: [x], 78 leaves : illustrations ; 29 cm
    Thesis Book
  2. 2

    Diseases of trees in the Great Plains

    Authors: Riffle, Jerry W.
    Published: U.S. Department of Agriculture, Forest Service, Rocky Mountain Forest and Range Experiment Station, 1986
    Physical Description: v, 149 pages : illustrations (some color), maps ; 28 cm.
    Government Document Book
  3. 3

    Nursery diseases of western conifers

    Authors: Riffle, Jerry W.
    Published: Department of Agriculture, Forest Service : for sale by the Supt. of Docs., U.S. Govt. Print. Off, 1979
    Physical Description: 11 pages : color illustrations ; 24 cm.
    Government Document Book
  4. 4

    Studies on white pine seedling root rot

    Authors: Riffle, Jerry W.
    Published: 1959
    Physical Description: 1 online resource ([x], 78 pages) : illustrations
    Connect to online resource - All users (Digital Object Identifier Permalink)
    Thesis Electronic eBook