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Report of Analyses of Samples of Commercial Fertilizers Collected by the Commissioner of Agriculture During 1914

Donald ReddickGeorge Henry HoweLucius Lincoln Van SlykePercival John ParrottHarold Edward HodgkissU. P. Hedrick

出版	New York Agricultural Experiment Station, 1914
URL	http://books.google.com.hk/books?id=qcZQAQAAMAAJ&hl=&source=gbs_api