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More about William L. Powers:
| | Books by William L. Powers: Books in the extended shelves: Powers, William L., 1936-: Research status on effects of land application of animal wastes (Corvallis, Oregon : National Environmental Research Center, Office of Research and Development, U.S. Environmental Protection Agency, 1975., 1975), also by Larry S. Murphy, G. Walter Wallingford, Or.) National Environmental Research Center (Corvallis, United States. Environmental Protection Agency. Office of Research and Development, and Kansas State University (page images at HathiTrust) Powers, William L., 1936-: Soil survey of the Grande Ronde Valley area, Oregon (U.S. Govt. Print. Off., 1926), also by A. E. Kocher, A. O. Alben, Oregon State University. Agricultural Experiment Station, and United States. Soil Conservation Service (page images at HathiTrust) Powers, William L., 1936-: Treatment and ultimate disposal of cattle feedlot wastes (Corvallis, Oregon : National Environmental Research Center, Office of Research and Development, U.S. Environmental Protection Agency, 1975., 1975), also by Harry L. Manges, Lawrence Schmid, Larry S. Murphy, Ralph I. Lipper, United States. Environmental Protection Agency. Office of Research and Development, Or.) National Environmental Research Center (Corvallis, and Kansas State University (page images at HathiTrust) Powers, William L., 1936-: Ultimate disposal of beef feedlot wastes onto land (Ada, Oklahoma : Environmental Protection Agency, Office of Research and Development, Robert S. Kerr Environmental Research Laboratory, 1978., 1978), also by Harry L. Manges, Lawrence A. Schmid, Larry S. Murphy, United States. Environmental Protection Agency. Office of Research and Development, Robert S. Kerr Environmental Research Laboratory, and Wichita State University (page images at HathiTrust)
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