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A Bulletin Based on Research Conducted Under the Sponsorship of Western Regional Research Projects W-9 and W-29 with the 12 Western States in Cooperation with the U.S. Department of Agriculture, Agricultural Research Service
出版Utah Agricultural Experiment Station, 1960
URLhttp://books.google.com.hk/books?id=UMxQAQAAMAAJ&hl=&source=gbs_api