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This project presents results on a laboratory and field investigation of some of the biological and physical effects as a result of the use of a 1:1 mixture of hexadecanol and octadecanol. Laboratory investigations were concerned with changes in...
2011-06-30
2011-06-30 1969-02-01 |
This investigation is concerned with the applicability of the linear convolution relationship for approximating the rainfall-runoff phenomenon for small drainage basins. A solution for the transfer function of the convolution relationship is...
2011-06-30
2011-06-30 1969-12-01 |
An established economic simulation model for reservoir development was applied to ten reservoir projects throughout Texas. The model as a predictor of economic impact was given a difficult test because of the diversity of geographic, economic, and...
2011-06-30
2011-06-30 1969-08-01 |
Despite numerous studies of and plans for the use of land and water resources of the lower Rio Grande Valley for efficient agricultural production, development has lagged and the production potential has not been realized. Institutional...
2011-06-30
2011-06-30 1969-09-01 |
The State of Texas has been actively developing a State Water Plan which is to become a basic guide for water development in Texas through the year 2020. The availability of water to agriculture in the future and its effect on the Texas economy is...
2011-06-30
2011-06-30 1969-08-01 |
A field evaluation study of user requirements for effective use of the Water Resources Scientific Information Center (WRSIC) is described. The study included several components including an analysis of potential users classified by their...
2011-06-30
2011-06-30 1969-11-15 |
Supplementary information and supporting data for the main report (Volume I) is presented in this second volume. All questionnaire forms and related material, as well as a complete report of the case study phase are included in Appendix I. Other...
2011-06-30
2011-06-30 1969-11-15 |
A study designed to analyze two information services provided by the Water Resources Scientific Information Center is described. The study was conducted to assess the monetary value and acceptability to users of the Selected Water Resources...
2011-06-30
2011-06-30 1969-11-15 |
Facilities and Systems - Design of the lysimetric facility of the project began in 1966. During 1967, soil cores were taken for the lysimeters, and in 1968 an unforseen temperature problem in the lysimeters was solved. A total of 9 undisturbed...
2011-06-30
2011-06-30 1970-02-01 |
Federal, state and local planners in the United States have come to realize that our rapidly growing population, and the increased agricultural, municipal, recreational and industrial expansion caused by this population growth, is increasing the...
2011-06-30
2011-06-30 1970-01-01 |
Concern over the effects of water development projects on coastal nurseries prompted the Department of Wildlife Science of Texas A&M University, with the cooperation of the UO So Bureau of Commercial Fisheries, Galveston, to undertake a study of a...
2011-06-30
2011-06-30 1970-02-01 |
In 1968 and 1969, moisture level treatments were applied to tomatoes and citrus. Light sprinkler applications and white acrylic paint were applied to leaf canopies of tomatoes and citrus. Moisture use and yields as influenced by treatments were...
2011-06-30
2011-06-30 1970-05-01 |
The effects of urbanization on streamflow are investigated for two adjacent similar watersheds located in and near Bryan, Texas. The Burton Creek watershed is 84 per cent urbanized and the Hudson Creek watershed is completely rural. Storms...
2011-06-30
2011-06-30 1970-06-01 |
Water resource planning, development, and utilization encompass the concerns of water quantity and water quality. In a given location a sufficient quantity of water is required to sustain community human activities, provide for industrial use, and...
2011-06-30
2011-06-30 1970-06-01 |
One of the major problems in the United States today involves controlling and limiting the pollution of the nation's water resources. The quality of water in streams, reservoirs and estuaries is continually being altered by natural and man-made...
2011-06-30
2011-06-30 1970-07-01 |
There is an ever growing need for new and superior water treatment methods which will remove the alarming growth and variety of pollutants present in our waters. Suspended particulate matter such as clay, algae, and bacteria are troublesome...
2011-06-30
2011-06-30 1970-08-01 |
Extensive greenhouse experiments were conducted to evaluate chemicals not previously studied extensively for their potential as evaporation suppressants. Included in the studies were crude oil, anionics, cationics, nonionics, silicones,...
2011-06-30
2011-06-30 1971-02-01 |
Water resources planners and systems analysts are continually confronted with many complex optimization problems. Two major factors contribute to this problem. Firstly, mathematical modeling and system description capabilities in water resources...
2011-06-30
2011-06-30 1971-02-01 |
The development and use of land and water resources has been and will continue to be significantly affected by institutions--legal, cultural, economic, political and religious. Institutions are the organizing and directing mechanisms by which we...
2011-06-30
2011-06-30 1971-03-01 |
Water users in the Lower Rio Grande Basin of Texas have depended on the flow of the Rio Grande to supply water for agricultural as well as municipal and industrial purposes. Although the area is a major agricultural production region, it faces...
2011-06-30
2011-06-30 1971-03-01 |
The normal, log-normal, square-root-normal, and cube-root-normal frequency distributions of hydrometeorological data, viz., precipitation, evaporation, and streamflow, were studied for selected regions of Texas. The regions were: East Texas, South...
2011-06-30
2011-06-30 1971-06-01 |
This interim report describes the research performed to date on Project A-017-TEX sponsored by the U. S. Department of Interior Office of Water Resources Research and the Texas A&M University Texas Water Resources Institute.
The research reported...
2011-06-30
2011-06-30 1971-09-01 |
Two computer programs were developed. One simulated vertical unsteady infiltration through the surface into a homogeneous unsaturated soil. Simulation results were obtained for three different soils--Yolo light clay, Adelanto loam, and Pachappa...
2011-06-30
2011-06-30 1971-11-01 |
Twenty-one thousand fish representing 9 orders, 14 families and 56 species were collected from various habitats of the Navasota River drainage. Some species such as Notropis lutrensis, Gambusia affinis and Lepomis macrocllirlls were taken...
2011-06-30
2011-06-30 1972-08-01 |
In Chapter I of this report a model of a single multi-purpose reservoir with stochastic inflows is addressed. The objective of the model is the development of an optimal operating policy for given time sequence of minimum and maximum reservoir...
2011-06-30
2011-06-30 1972-06-01 |