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Summary of Soil and Water Conservation and Management Research at the Red Plains Conservation Experiment Station, Guthrie, Oklahoma, 1954

Harley A. Daniel

出版	Oklahoma Agricultural Experiment Station, Division of Agriculture, Oklahoma A. & M. College, 1954
URL	http://books.google.com.hk/books?id=8z1WcgAACAAJ&hl=&source=gbs_api