 | Radwan, M. A., 1926- cn | (1) |
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 | Radwan, M. A., 1926- cn; Storing endrin-coated and endrin-impregnated Douglas-fir seed / M.A. Radwan and H.W. Anderson. Portland, Or. : Pacific Northwest Forest and Range Experiment Station, U.S. Dept. of Agriculture, 1970. | |
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