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Co-operative Fertilizer Experiments with Cotton, 1898

Bennett Battle RossC. A. CaryFranklin Sumner EarleJohn Frederick DuggarPatrick Hues Mell

出版	Agricultural Experiment Station of the Agricultural and Mechanical College, 1899
URL	http://books.google.com.hk/books?id=IaxQAQAAMAAJ&hl=&source=gbs_api