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1971 Report on Kansas Grain Sorghum Performance Tests

John Henry McCoyJohn R. BrethourNorman James BeatonRaymond James ColemanTed Lowell WalterWillard C. Dick

出版	Agricultural Experiment Station, Kansas State University of Agriculture and Applied Science, 1970
URL	http://books.google.com.hk/books?id=xM1EjgEACAAJ&hl=&source=gbs_api