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  1. By: Klement, K. D. - Heitschmidt, Rodney K. (Rodney Keith) - Kay, Charles, - United States. Agricultural Research Service.
    Publication info: [Miles City, MT], U.S. Dept. of Agriculture, Agriculture Research Service, [2001]
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    Subjects: AgSpace  botanical composition  Botany  forbs  Grasses  Great Plains  Great Plains region  Internet resource  Landscape  Landscapes  Range plants  Shrubs  Trees  
  2. By: Gratkowski, H. - Pacific Northwest Forest and Range Experiment Station (Portland, Or.)
    Publication info: Portland, Or, Pacific Northwest Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, [1976]
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    Subjects: Control  Diseases and pests  Douglas fir  forbs  Grasses  Herbicides  Oregon, Western  Testing