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The Effect of Different Phosphatic Fertilizers on the Yield, Plant Population, and Chemical Composition of Pasture Herbage on Dunmore and Emory Soils
Robert Emmett O'Brien
Samuel Shockley Obenshain
出版
Virginia Agricultural Experiment Station
, 1942
URL
http://books.google.com.hk/books?id=cDMrAQAAMAAJ&hl=&source=gbs_api
