16 resultados para Crop water needs


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Includes bibliographical references (p. 89).

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v. 1. Municipal investment needs.--v. 2. Cost effectiveness and clean water.

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Report no. 2 issued jointly by the Office for Local Government and the Dept. of Health.

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Vols. for 1954-68 accompanied by a separately paged statistical appendix.

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"A report on a conference at Zion, Illinois, which was supported by the Research Applications Directorate of the National Science Foundations, grant GI-30971".