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Sweetpotato Production in California

C. Scott StoddardR. Michael DavisMarita Cantwell

出版	2013
URL	http://books.google.com.hk/books?id=whP9uQEACAAJ&hl=&source=gbs_api

註釋

Basic information for commercial growers, including climatic requirements, varieties, planting, fertilization, harvest, and marketing channels.