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The Influence of Seeding Rates and Cutting Heights on Dry Matter Yields, During 22 Consecutive 35-day-harvests, of Alfalfa Grown Under Tropical Conditions in Hawaii
Charles Curtis Boyd
出版Hawaii Institute of Tropical Agriculture and Human Resources, College of Tropical Agriculture and Human Resources, University of Hawaii at Manoa, 1991
URLhttp://books.google.com.hk/books?id=kPLYuQEACAAJ&hl=&source=gbs_api