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Chemical Weed Control in Seedling Sweetclover (Melilotus Officinalis L.), Red Clover (Trifolium Pratense L.), and Birdsfoot Trefoil (Lotus Corniculatus L.)

Donald Lovelle Plucknett

出版	University of Nebraska (Lincoln campus)--1957., 1957
URL	http://books.google.com.hk/books?id=8djaNwAACAAJ&hl=&source=gbs_api