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Assessing the Impact of Irrigation Return Flow on River Salinity for Colorado’s Arkansas River Valley
Publisher: American Society of Civil Engineers
Abstract: A river salinity model has been developed on the 21 major canal areas in the lower Arkansas River Basin in Colorado to address the impact of irrigation return flow on the river. The quantity of the return flow is predicted ...
Using Neural Networks to Model the Impacts of Climate Change on Water Supplies
Publisher: American Society of Civil Engineers
Abstract: An artificial neural network methodology is developed to investigate the possible effects on monthly and seasonal surface water supplies in Colorado’s Arkansas River Basin under two transient climate change scenarios, the ...
Field Strategy for Agricultural Drainage and Water-Quality Management
Publisher: American Society of Civil Engineers
Abstract: An integrated irrigation-drainage design and management system is developed and applied to a hypothetical farm representative of the field conditions of the San Joaquin Valley (SJV), Calif. through computer simulations. ...
Modeling Flow and Transport in Drainage Areas with Shallow Ground Water
Publisher: American Society of Civil Engineers
Abstract: A new modified linked approach is introduced to solve the governing partial differential equations for subsurface flow and salt transport by finite difference. It combines the attractive features of the standard linked and ...
Remote Sensing and District Database Programs for Irrigation Monitoring and Evaluation at a Regional Scale
Publisher: American Society of Civil Engineers
Abstract: This study develops an approach aimed at improving the capability of regional irrigation monitoring and evaluation to identify relevant factors and subareas influencing irrigation performance. Its objective is to contribute ...
Determination and Optimization of the Maintenance Frequencies in the Overhead Contact Line System
Publisher: American Society of Civil Engineers
Abstract: This paper proposes a methodology to determine the optimum maintenance frequencies for the components of an electric railway overhead contact line system. This methodology is aimed at improving the reliability and availability ...
ET Mapping with High-Resolution Airborne Remote Sensing Data in an Advective Semiarid Environment
Publisher: American Society of Civil Engineers
Abstract: Accurate estimates of spatially distributed evapotranspiration (ET) are essential for managing water in irrigated regions and for hydrologic modeling. METRIC (Mapping ET at high Resolutions with Internal Calibration) energy ...