Technical and Special Reports
These technical and special reports contain the results of TWRI-funded research.
Recent Submissions
-
(Texas Water Resources Institute, 2002)Healthy rangelands are relatively efficient at conserving rainfall, but they may become dysfunctional in this regard as vegetative cover diminishes and aggregation of the surface soil layer is destroyed by overgrazing, ...
-
(Texas Water Resources Institute, 2002)
-
(Texas Water Resources Institute, 2002)The El Paso Del Norte Region, composed of the cities of El Paso, Texas; Las Cruces, New Mexico in the United States; and Ciudad Juarez, Chihuahua, in Mexico, is facing a severe drought and, as a result, a significant ...
-
(Texas Water Resources Institute, 2002)In March of 2002, Nyland Falkenberg was awarded a $5,000 grant from TWRI to work with researcher Giovanni Piccinni at the Texas A&M Agricultural Research and Extension Center in Uvalde. The focus of this project, which is ...
-
(Texas Water Resources Institute, 2002)Divergent natural selection (fitness trade-offs) between environments often drives intraspecific diversification. When multiple species face a common environmental gradient their patterns of divergence might exhibit both ...
-
(Texas Water Resources Institute, 2002)Previous research concluded that water sprayed above the canopy on open flowers interrupted pollination causing flower drop and subsequent reduction in boll set and lint yield. The effect of water delivered through three ...
-
(Texas Water Resources Institute, 2002)The banks of the Pecos River in Far West Texas are currently covered with dense stands of Saltcedar (Tamarix spp.), not uncommon to an increasing number of rivers in Texas. Saltcedar is known for its heavy consumption of ...
-
(Texas Water Resources Institute, 2002)Groundwater is and will continue to be a major source of water for Texans. However, in many parts of the state, more groundwater is being used that is being replenished through natural means. If this practice continues, ...
-
(Texas Water Resources Institute, 2002)An experiment with a Subsurface Drip Irrigation system was planned on a Texas farm with salty water to develop design and management recommendations for SDI systems. The objectives of this study were: 1) Compare 0.20 and ...
-
(Texas Water Resources Institute, 2002)Cotton production is an important economic base for Far West Texas; however, the region has erratic and limited rainfall and is dependent on limited groundwater supplies. Maximizing water use efficiency (WUE) for cotton ...
-
(Texas Water Resources Institute, 2002)Josh Peschel is one of the many people TWRI has funded in 2002. Here are some materials he has developed in association with his ongoing research associated with this topic.
-
(Texas Water Resources Institute, 2002)Over 10,450 flood control damns have been built in 47 states. Many are nearing their design life of 50 years and have significant rehabilitation needs, the cost of which approaches over $540 million. While assessment of ...
-
(Texas Water Resources Institute, 2002)Randy Mayer is one of the students TWRI funded through the Mills Scholarships in 2002. Here are some materials he has developed in association with his ongoing research associated with this topic.
-
(Texas Water Resources Institute, 2002)
-
(Texas Water Resources Institute, 2002)Saludo Creek in Bexar County, Texas is one of 65 streams listed as impaired water bodies in the Clean Water Act’s 303(d) list for its high concentration of fecal coliform bacteria (TNRCC, 1998). The restoration of water ...
-
(Texas Water Resources Institute, 2002)Many oil and gas wells, particularly those in mature fields, produce large amounts of brine along with the hydrocarbons. Disposing of the brine can be costly, due to its composition and large volume. For example, in the ...
-
(Texas Water Resources Institute, 2002)Official SWAT website: https://swat.tamu.edu/
-
(Texas Water Resources Institute, 2002)The debate over groundwater aquifers that underlie more than one sovereign nation is not particular to Texas and Mexico. When one nation withdraws groundwater from a transboundry aquifer, the other side may perceive that ...
-
(Texas Water Resources Institute, 2002)Individual water well samples were collected and screened from private water wells. These samples were screened on-site for the presence of fecal coliform bacteria. Once all samples were screened, results were compiled and ...
-
(Texas Water Resources Institute, 2002)Lavaca Bay is a micro-tidal estuary located along the Texas Gulf Coast near Point Comfort, TX and Port Lavaca, TX. It is a secondary bay that exchanges flow with Matagorda Bay, which in turn exchanges flow with the Gulf ...