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The Effect of Calcium and Phosphorus Additions and Length of Incubation Periods Upon Cellulose Disappearance and Rumen PH of Fistulated Steers Fed Roughage-free Rations

Harrel Dan Barnhill

出版	University of Georgia, 1961
URL	http://books.google.com.hk/books?id=NsdgSeBwLu4C&hl=&source=gbs_api