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Drainage ditches are widely used for agricultural water management to help remove excess water from fields, which mitigates the effects of water logging and salinization. These ditches act as a direct hydraulic link between the agricultural field...
2013-06-17
2013-06-17
2012-05-01
During the past year, the RGBI Economics Team completed various technical reports and professional journals and presented findings on RGBI water-resource issues to local, statewide, and national audiences. Key topics included: 1) business...
2013-06-17
2013-06-17
2012-05-01
A model setup of the Soil and Water Assessment Tool (SWAT) watershed model was developed to simulate flow and selected water quality parameters for the Arroyo Colorado watershed in South Texas. The model simulates flow, transport of sediment and...
2013-06-17
2013-06-17
2012-06-01
The 2012 Bacterial Source Tracking - State of the Science Conference was held February 28-29 at the T Bar M Resort and Conference Center in New Braunfels, Texas. Academia involved in BST analysis; state, federal, and regional agency personnel;...
2013-06-18
2013-06-18
2014-10-20
A smart controller testing facility was established by the Irrigation Technology Center at Texas A&M University in College Station in 2008 in order to evaluate their performance from an "enduser" point of view. The "end-user" is considered to be...
2013-06-20
2013-06-20
2012-06-01
As a result of low dissolved oxygen levels, the tidal segment of the Arroyo Colorado (Segment 2201), does not currently meet the aquatic life use designated by the State of Texas and described in the Texas Water Quality Standards. This has been...
2013-06-20
2013-06-20
2012-06-19
WRAP simulates development, management, control, allocation, and use of the water resources of river basins. The WRAP modeling system documented by the basic Reference and Users Manuals (TR-255 and TR-256) is based on a monthly computational time...
2013-06-20
2013-06-20
2012-10-01
The Water Rights Analysis Package (WRAP) is documented by a Reference Manual and Users Manual and several auxiliary manuals including this Hydrology Manual that cover specific aspects of the modeling system. This Hydrology Manual focuses...
2013-06-24
2013-06-24
2013-02-20
The Texas Water Resources Institute (TWRI), and many other agencies and organizations, have worked with Ralph Wurbs over the years to develop WRAP (the Water Rights Analysis Package). The WRAP model simulates management of the water resources of a...
2013-06-24
2013-06-24
2012-10-01
The Texas Water Resources Institute (TWRI), and many other agencies and organizations, have worked with Ralph Wurbs over the years to develop WRAP (the Water Rights Analysis Package). The WRAP model simulates management of the water resources of a...
2013-06-24
2013-06-24
2012-10-01
The Water Rights Analysis Package (WRAP) is routinely applied in the Texas Commission on Environmental Quality (TCEQ) Water Availability Modeling (WAM) System. However, the Brazos River Basin studies documented by this report represent inaugural...
2013-06-24
2013-06-24
2012-10-01
The WRAP modeling system is documented by Reference and Users Manuals (TR-255 and TR-256) and other auxiliary manuals (TR-317 and TR-430) required to apply particular features. The WRAP executable programs are applied by model users without being...
2013-06-24
2013-06-24
2012-10-01
Soil sodicity is known to affect soil structural stability and permeability. However, the impact differs depending on salinity of irrigation water, soil types as well as irrigation management practices. This study examined water infiltration into...
2013-06-24
2013-06-24
2012-10-05
This study was conducted to assess soil salinity levels in large landscape areas, such as golf courses, parks, and school grounds which were developed on various soil types in El Paso, Texas. The survey encompassed the East, the Central, the...
2013-06-25
2013-06-25
2012-10-25
In September 2006, a seven person Bacteria Total Maximum Daily Load (TMDL) Task Force was charged by the Texas Commission on Environmental Quality and Texas State Soil and Water Conservation Board to evaluate bacteria TMDL development and...
2013-06-25
2013-06-25
2012-11-27
The objectives were to provide the districts with a simple tool that would improve the availability of pumps and gates data from the existing SCADA system, improve the management of water orders, and allow access of data by account holders through...
2013-06-25
2013-06-25
2012-12-01
The following proceedings are a collection of papers presented at the 2012 International Soil and Water Assessment Tool (SWAT) Conference held in New Delhi, India, July 18-20, 2012. SWAT is a public domain model jointly developed by USDA...
2013-06-26
2013-06-26
2013-02-20
According to the 2008 Texas Water Quality Inventory and 303(d) List, recreation is impaired in 274 waterbody segments and oyster harvest is impaired in another 21 due to bacteria. One of the primary strategies for reducing bacteria in many of...
2013-09-23
2013-09-23
2013-01-01
As a part of the irrigation district plans, economists with Texas AgriLife Research and the Texas AgriLife Extension Service (through the Rio Grande Basin Initiative), developed and applied a spreadsheet model RGIDECON? (Rio Grande Irrigation...
2013-09-23
2013-09-23
2013-03-01
The Soil and Water Assessment Tool (SWAT) is a comprehensive model that requires a diversity of information in order to run. Novice users may feel overwhelmed by the variety and number of inputs when they first begin to use the model. This...
2013-09-23
2013-09-23
2013-03-04
The Texas Commission on Environmental Quality (TCEQ) Water Availability Modeling (WAM) System created pursuant to the 1997 Senate Bill 1 consists of the Water Rights Analysis Package (WRAP) and WRAP datasets for all of the river basins of Texas....
2013-09-23
2013-09-23
2013-07-18
The Bacterial Source Tracking to Support the Development and Implementation of Watershed Protection Plans for the Lampasas and Leon Rivers project was developed to provide supplemental information to stakeholders engaged in the development and...
2013-09-23
2013-09-23
2013-04-25
The Bacterial Source Tracking to Support the Development and Implementation of Watershed Protection Plans for the Lampasas and Leon Rivers project was developed to provide supplemental information to stakeholders engaged in the development and...
2013-09-23
2013-09-23
2013-04-25
A smart controller testing facility was established at Texas A&M University in College Station in 2008 in order to evaluate their performance from an ?end-user? point of view. The ?end-user? is considered to be the landscape or irrigation...
2013-09-23
2013-09-23
2013-07-18
The ?Water Quality Monitoring in the Buck Creek Watershed and Facilitation of Buck Creek Watershed Partnership? project was developed to continue water quality monitoring on Buck Creek and to continue to engage watershed stakeholders during the...
2013-09-23
2013-09-23
2013-08-01
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