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AuthorDavis, J. V. (3)
Earhart, David R. (3)
Haby, Vincent A. (3)
Leonard, Allen T. (3)
Subject
nitrogen (3)
broccoli (1)cabbage (1)fertilizer (1)horticulture (1)limestone (1)onion (1)potassium (1)soil (1)sweet potato (1)... View MoreDate Issued1989 (2)1992 (1)Type
Article (3)
Text (3)Has File(s)Yes (3)