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Evaluation of nitrogen recommendations for corn based on soil analysis and remotely sensed dataBast, Laura Elizabeth, January 2009 (has links)
Thesis (M.S.)--Ohio State University, 2009. / Title from first page of PDF file. Includes vita. Includes bibliographical references (p. 71-80).
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The major soil divisions of the United States a pedologic-geographic survey,Wolfanger, Louis Albert, January 1929 (has links)
Thesis (Ph. D.)--Columbia University, 1930. / Vita. Bibliography: p. 135-139.
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Comparison of methods for the estimation of soil available zincMartens, D. C. January 1964 (has links)
Thesis (Ph. D.)--University of Wisconsin--Madison, 1964. / Typescript. Vita. eContent provider-neutral record in process. Description based on print version record. Includes bibliographical references.
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De gronden van het cultuurgebied van Sumatra's oost-kust en hunne vruchtbaarheid voor cultuurgewassen ...Heurn, Frans Cornelis van, January 1922 (has links)
Proefschrift--Delft. / "Stellingen": [6] p. laid in.
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