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Effect of Urea and Urea-ammonium Nitrate Solution (28-0-0) on Barley Emergence and Growth
Jack Mervon Carefoot
其他書名
(microfilm).
出版National Library of Canada, 1971
URLhttp://books.google.com.hk/books?id=gAOD0AEACAAJ&hl=&source=gbs_api