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A Preliminary Report on Muck Humus as a Fertilizer and Carrier of Beneficial Soil Bacteria
Thomas Franklin Manns
Delaware Agricultural Experiment Station
Joseph M. Goheen
出版
Delaware College Agricultural Experiment Station
, 1916
URL
http://books.google.com.hk/books?id=5A4fcgAACAAJ&hl=&source=gbs_api