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Proceedings [of The] Division of Agricultural Sciences Conference on Coordination of the Statewide Effort in Agricultural Research and Education, March 30, 31 and April 1, 1961, Asilomar, Pacific Grove, California
University of California (System). Division of Agricultural Sciences
出版1961
URLhttp://books.google.com.hk/books?id=83_UwdQ0yWgC&hl=&source=gbs_api