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Last edited by RenameBot
August 21, 2008 | History
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Otto J. Helweg

We need a photo of Otto J. Helweg

9 works Add another?

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  • Cover of: Microcomputer applications in water resources

    First published in 1991 — 2 editions
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  • Cover of: Water resources planning and management

    First published in 1985 — 2 editions
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  • Cover of: Economic impact of water quality on river basin management

    First published in 1978 — 1 edition
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  • Cover of: Improving well and pump efficiency

    First published in 1983 — 1 edition
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  • Cover of: Recursos Hidraulicos - Planeacion y Administracion

    First published in 2000 — 1 edition
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  • Cover of: salinity management strategy for stream-aquifier systems

    First published in 1976 — 1 edition
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  • Cover of: Water Research Planning and Management

    First published in 1986 — 1 edition
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  • Cover of: Supplying water and saving the environment for six billion people: proceedings of selected sessions from the 1990 ASCE Convention, San Francisco, California, November 5-8, 1990

    First published in 1990 — 1 edition
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  • Cover of: Recursos hidráulicos: planeación y administración

    First published in 1992 — 1 edition
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We need a photo of Otto J. Helweg

Subjects

Agriculture, Congresses, Data processing, Economic aspects of Agriculture, Hydraulic engineering, Hydrology, Irrigation water, Management, Microcomputers, Planning, Planung, Pumping machinery, Quality, Saline waters, Wasserreserve, Water quality, Water quality management, Water resources development, Water-supply, Water-supply engineering, Waterbronnen, Wells

Places

California, San Luis Rey River watershed, United States

Lists

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ID Numbers

  • OLID: OL945967A

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History

Download catalog record: RDF / JSON
August 21, 2008 Edited by RenameBot fix author name
April 1, 2008 Created by an anonymous user initial import