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A survey of corn yield responses to various levels of fertilization on several Wisconsin soilsDoersch, Ron. January 1961 (has links)
Thesis (M.S.)--University of Wisconsin--Madison, 1961. / Typescript. eContent provider-neutral record in process. Description based on print version record. Includes bibliographical references (leaves 59-62).
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Nitrate concentration in cereal stems and its use in evaluating rotations and predicting nitrogen fertilizer requirementsPapastylianou, Ioannis. January 1980 (has links) (PDF)
No description available.
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Nitrate concentration in cereal stems and its use in evaluating rotations and predicting nitrogen fertilizer requirements / Ioannis PapastylianouPapastylianou, Ioannis January 1980 (has links)
xx, 271 leaves, 28 leaves of plates (3 col.) ; 30 cm. / Title page, contents and abstract only. The complete thesis in print form is available from the University Library. / Thesis (Ph.D.) Dept. of Agronomy, University of Adelaide, 1981
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