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Fertilizer Ratio Experiments
Rosewell Page BledsoeJoshua John Skinner
其他書名
Conducted on Cecil Sandy Clay Loam, Cotton, Corn, and Wheat Grown in Rotation
出版Georgia Experiment Station, 1929
URLhttp://books.google.com.hk/books?id=J65WzgEACAAJ&hl=&source=gbs_api