Otto J. Helweg

Identifiers

Open LibraryOL945967A

Top Subjects

California (1)
San Luis Rey River watershed (1)
Agriculture -- Economic aspects -- California -- San Luis Rey River watershed (1)
Saline waters -- California -- San Luis Rey River watershed (1)
Water quality management -- California -- San Luis Rey River watershed (1)
Irrigation water -- California -- San Luis Rey River watershed -- Quality (1)
Pumping machinery (1)

Books by Otto J. Helweg

Total count: 7

A salinity management strategy for stream-aquifier systems

Colorado State University1976-01-01
Economic impact of water quality on river basin management

California Water Resources Center, University of California1978-01-01
Improving well and pump efficiency

American Water Works Association1983-01-01
Water resources planning and management

Wiley1985-01-01
Water Research Planning and Management

John Wiley & Sons Inc1986-02-01
Microcomputer applications in water resources

Prentice Hall1991-01-01
Recursos Hidraulicos - Planeacion y Administracion

Limusa2000-06-01