Use of Pilot Projects for Technology Transfer in Developing Countries
Pilot projects of various sizes - 25-1100 ha of farm land - have been used to demonstrate new concepts in water supply and farming practices in Sri Lanka, India and Pakistan, and they...
Simulating the Effects of Deficit Irrigation for Furrow Systems
The distribution of irrigation water across a field can dramatically affects management of furrow irrigation systems as water supplies become limiting. To assess management strategies...
Holistic Approach to Irrigation Management in Developing Countries
Sound development of irrigation and drainage projects in developing countries is a continuing need to reduce hunger, environmental degradation and excess population growth; and to promote...
Combined Allocation and Operation Model
Delft Hydraulics has developed a model package for the water management of irrigation schemes. The model package runs on a Personal Computer and is to be used by local water managers....
Ecuador?The Lower Guayas Flood Control and Drainage Project?A Case Study
The Government of Ecuador (GOE) invited the World Bank in 1975 for a general review of the rural development in the country. One of the main findings of a Bank mission was the importance...
Rehabilitating Irrigation Systems from the 20th Century for the 21st Century
Irrigation projects were begun in the southwestern United States in the late 1800's. These projects were increased and modified during the 1900's and have become the lifeblood of reservations...
Rehabilitating Irrigation Systems with USDA Water Quality Programs
Recently, the United States Department of Agriculture (USDA) targeted several irrigated areas with chemically-impaired water bodies for accelerated technical and financial assistance to...
Planning for Water Conservation Through Irrigation System Modernization and Rehabilitation
A landmark agreement became effective in December 1989 between the Metropolitan Water District of Southern California and Imperial Irrigation District which provides for the implementation...
Broad-Crested Weir Application on 15,000-Acre Farm
Growers in California have been subjected to increasing pressure to account for water used on the farm due to limited water supplies and increasing energy costs. Water measurement capability...
Ground-water Policy-making Support: USEM Optimization Modeling Plus GIS and Graphics
A support tool for ground-water management decision making involves integration of a multiobjective optimization model, GIS and graphics software. Two results are improved consideration...
Meteorological Aspects of Drought
This is an overview paper discussing meteorological aspects of drought, and it is part of the report of the Task Committee on Water Management During Droughts. Several drought definitions...
Operation of the Central Valley Project During California's Drought
The Federal Central Valley Project is one of the country's major water resource developments. A severe 5-year drought has tested the capabilities of the CVP to meet its authorized purposes....
Water Management Under Drought Conditions: An Overview of Practices by Non-Federal Entities
This paper provides an overview of water management procedures and practices of non-federal water management agencies under drought conditions. The general components of drought water...
Agricultural Impacts on Surface Water via Ground Water
Three years of ground and surface water quality monitoring data collected from one site in the mid-Atlantic coastal plain are presented. These data suggest that delivery of P from ground...
Water Quality Implications of Encapsulated Atrazine
This paper presents the movement of both encapsulated and wettable powder atrazine under no-till and conventional-till corn in the Coastal Plain physiographic region of Maryland. Soil...
Recycling Wastewater by Drip Irrigation
Hawaii's sugar factories produce about 380 million liters of wastewater per day from sugarcane washing, condensation, and cooling operations. Since 1972, wastewater has been used to irrigate...
Management of Agricultural Drainage Pollution Considering Regional Cooperation
Increasing awareness of toxic substance discharge from agriculture in the San Joaquin Valley of California has resulted in discharge limits on individual constituents in agricultural drainage....
Engineering Answers to Groundwater Impact Questions Using a Geographic Information System (GIS)
Environmental concerns have raised complex questions about the impacts of increased groundwater levels adjacent to navigational pools along the Red River, Louisiana. Previous studies had...
Climate Change and Water Management Flexibility
Changes in regional climate expected to occur as a result of the accumulation of greenhouse gases may have significant impacts on water resources. In this paper, I examine the sensitivity...
Cloud Seeding: The Engineering is Done, but What About Social Impacts?
As engineers, we tend to focus on the technical aspects of cloud seeding, and may neglect important social aspects or potential side effects. Often people in the target area are more concerned...
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