Browsing by Author "Brick, Robert W."
Now showing items 1-4 of 4
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Meister, Charles Alexander (1977)Laboratory bioassays were conducted with toxaphene to determine its toxicity and LC₅₀ for grass shrimp, Palaemonetes pugio. Tests were conducted at 10, 19 and 100 ppb at 25°C and 10, 19 and 23 ppb at 30°C. The 24 hour LC₅₀ ...
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Yamaguchi, Royji (Texas A&M University. Libraries, 1981)The dynamics of growth in aquatic organisms were mathematically described in this study. The growth rate equation, a function of organism weight, food availability and oxygen concentration, was developed employing a Growth ...
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Brick, Robert W.; Davis, James T. (Texas Agricultural Extension Service, 1981)
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The Effect of Plant Sterols on the Growth, Survival, and Sterol Levels in Macrobrachium Rosenbergii Soule, Cynthia (1977)Growth in Macrobrachium rosenbergii was studied using diets in which plant sterol was substituted for cholesterol. Weight changes, mortality, molt cycle, and sterol levels were observed. Results of a study of the effect ...