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Now showing items 91-100 of 147
Permanent deformation potential in asphalt concrete overlays over portland cement concrete pavements
(1989)
Rutting potential in asphalt concrete pavements (ACP) over both flexible (granular), and rigid portland cement concrete (PCC) pavements is investigated. A detailed analysis of the influence of ACP mixture stiffness, stiffness ...
Analysis of tests in wells with multiphase flow and wellbore storage distortion
(1989)
The analysis and interpretation of well test data usually depends on the assumptions of a constant reservoir flowrate and single phase flow in the reservoir. These assumptions are usually not valid for field data. This ...
Development of value-added meat products for export
(1989)
A study was performed to determine if addition of lactic acid within limits of industrially-practical concentrations might affect the pH of lymph node tissue. Mesenteric beef lymph nodes were either soaked in la c tic acid ...
The interactions of 2,3,7,8-tetrachlorodibenzo-p-dioxin (TCDD) and 6-methyl-1,3,8-trichlorodibenzofuran (MCDF) in TCDD-induced porphyria
(1989)
Halogenated aryl hydrocarbon(HAH)-induced porphyria is caused by alteration of porphyrin metabolism and results in the accumulation of hepatic and urinary porphyrins. 2,3,7,8-Tetrachlorodibenzo-p-dioxin (75 μg/kg) caused ...
The significance of the child in selected works of Thomas Hardy
(1989)
The child is an essential figure in Thomas Hardy's fiction, and Hardy's concept of childhood is intimately related to his vision of life. In the novels of character and environment-Under the Greenwood Tree, Far From the ...
Perceptions and attitudes of farmers and ranchers concerning Texas Agricultural Extension Service computer-based farm management short courses and software
(1989)
The purpose of this study was to determine the perceptions and attitudes of selected farmers and ranchers in Texas concerning the use and benefits of computer-based farm and ranch management programs sponsored by the ...
Application of the Algal Assay Procedure-Bottle Test to pond limnology : an improved pretreatment method
(1989)
The wide diversity of farm ponds makes categorizing and making regional comparisons of these aquatic systems a difficult task. Before meaningful regional classifications can be identified, a large and diverse data set must ...
Sources of drug information and drug use behavior among adolescent students in Region VI, Texas
(1989)
Purpose. The purpose of this study was to determine sources of drug information as well as the scope of the drug use problem among adolescent students in Texas Education Agency (TEA) Region VI. Furthermore, the intent was ...
A quantitative framework for economic analysis of alternative U.S. government policies affecting the domestic raw peanut industry
(1989)
Structure of the U.S. peanut industry and history of domestic peanut policies are described. Intermediate product category (edible or crush), final product use location (U.S. or abroad), and, for crushed nuts, location of ...
Sorghum stover removal and fertilizer nitrogen effects on sorghum yields and nutrient cycling
(1989)
A four year field study was conducted to evaluate the effects of sorghum stover removal and fertilizer N on yields of four sorghum genotypes, soil properties, and nutrient cycling in a conventional tillage, continuous ...