963 resultados para Sonic irrigation
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Mode of access: Internet.
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Bibliography: p. 35-36.
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At head of title: Dept. of the Interior of Canada ... Irrigation Branch.
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Mode of access: Internet.
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Inserted "Bibliographic data sheet" lists Gerald H. Adams as editor.
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Thesis (M.S. in Irrigation)--University of California, Berkeley, 1916.
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"Authorities" at end of each chapter.
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Cover title.
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Mode of access: Internet.