Performance Measures for Irrigation Water Delivery
Performance measures are developed which facilitate analysis of irrigation water delivery systems in light of the objectives of adequacy, efficiency, dependability and equity and of water...
Fish Bypass Facilities - Tehama-Colusa Canal
Operation of the canal headworks has proven to be detrimental to migrating fish passing the Red Bluff Diversion Dam. Studies performed for the U.S. Bureau of Reclamation were undertaken...
Research Needs in Movement of Agricultural Chemicals to Groundwater
Better prediction of the movement of agricultural chemicals to groundwater is necessary to permit development of best management practices to reduce adverse environmental effects of agriculture....
Management Practice Effects on Water Quality
An array of resource conservation and water quality issues are providing research challenges and opportunities in soil and water, irrigation, and drainage. The key to addressing these...
Practical Approaches Used in Neutron Meter Moisture Monitoring
This paper describes a practical, appropriate methodology for utilizing neutron meter soil moisture measurements to provide irrigation management information to farmers. A neutron meter...
Simple Water Measuring Device for On Farm Irrigation Evaluation
Laboratory experiments were conducted for the calibration of three flumes of different sizes. The logarithmic transformation in linear regression yielded excellent results for the stage-discharge...
The USDA Colorado River Salinity Control Program
Approximately 37 percent of the salt contribution in the Colorado River can be attributed to irrigation activities in the river basin. The United States Department of Agriculture (USDA),...
Research Need on Integrated System for Water and Pest Management to Protect Groundwater Quality
Research is urgently needed to develop the technology for integrating the methodologies for managing soil, water, ground cover, pesticide applications, and fertilizer applications in such...
Strategies to Reduce Salt Load in Drainage Water
A study of irrigation efficiency, drainage flow and trace element loading in the drainage water from a 14000 ha irrigation district on the west side of the San Joaquin Valley of California...
Innovative Ways of Meeting California's Water Needs
The California State Water Project has contracted to sell 4.2 million acre-feet of water per year. But, the annual dependable project yield is only about 2.4 million acre-feet. And the...
Landslides and Cherry Trees -- Upgrading the Dalles Irrigation District
The Dalles Irrigation District recently began the process of applying for a federal loan to finance upgrading of the District's distribution system. The process included preparation...
Prognosis on Managing Trace Elements
Management options assessed for trace elements discharged from irrigated lands include source control, drainwater reuse, drainwater treatment and removal of contaminants, disposal, and...
Location, Design, and Construction of Water Wells
Proper location, design, and construction of water wells are important to assure their efficient operation and minimize maintenance problems. Detailed and accurate records of the design...
An Evaluation of the Large Mammal Entry/Escape Steps Coachella Canal In-Place Lining Project
This study evaluated the effectiveness of a new system of large mammal entry/escape steps as part of the environmental investigations for the Coachella Canal In-place Lining Prototype,...
Water Quality Criteria for Cyanide in the Similkameen River, British Columbia
The toxicological and environmental significance of the major cyanide compounds is discussed. Data from earlier bioassays studies of cyanide are summarised and the ranges of median lethal...
San Miguel Water Supply Study: A Case Study in Non-Structural Alternatives for Improved Irrigation Water Supplies
The San Miguel study area is located in southwestern Colorado sixty miles south of Grand Junction. Investigations of alternatives for developing additional water supplies involved mainstem...
Near Real Time Irrigation Scheduling Using Heat Unit Based Crop Coefficients
An interactive computer program (SCHEDPEN) which utilizes growing-degree-day based crop coefficients for irrigation scheduling was developed and tested on cotton during 1988 and 1989 at...
Nonpoint Source Pollution from Agricultural Drainage: Impacts and Innovations in California
This paper provides an overview of the more significant impacts of agricultural drainage in California, and describes the role of the State's Agricultural Drainage Water Management...
Optimizing the Resources for Water Management
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Water Resources Infrastructure
Needs, Economics, and Financing
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