Browsing by Author "Randolph, N. M."
Now showing items 1-11 of 11
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Stermer, Raymond Andrew (Texas A&M University. Libraries, 1971)An increased public awareness of the importance of a clean, wholesome food supply has focused attention on the problem of preventing and controlling insect infestation. Stored-grain insects feed and develop inside the ...
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Stringfellow, Thomas Leslie (Texas A&M University. Libraries, 1965)The objective of the study was to evaluate the efficiency and suitability of biological analyses of residues of endrin, diazinon, naled, and carbaryl insecticides on sorghum grain. Two methods of biological assay were found ...
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Newton, Weldon Harrison (Texas A&M University. Libraries, 1969)Chromosome patterns in excised gonads from laboratory-reared Mexican Boophilus annulatus (Say), B. microplus (Canestrini) and their reciprocal F₁ hybrids were studied. Mitotic and meiotic divisions were observed in males ...
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Meisch, M. V. (Texas A&M University. Libraries, 1970)Studies were conducted to determine the effect of the thermoperiod and photoperiod on the diel sensitivity of the boll weevil, Anthonomus grandis Bohemn, to organophosphorus insecticides. Other studies related to insecticide ...
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Teetes, George Lee (Texas A&M University. Libraries, 1971)The ecology and control of the sunflower moth, Homoeosoma electellum (Hulst), was studied at College Station and McGregor, Texas, during 1967-1969. The species exhibited 2 population peaks during the growing season. Larval, ...
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Fernandez, Alberto Thomas (Texas A&M University. Libraries, )The effects of various photoperiods on the life cycle and susceptibility of the house fly, Musca domestica L., to insecticide residues were studied in the laboratory. Six cultures of flies were established under light-dark ...
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Randolph, N. M.; Garner, C. F. (Texas Agricultural Experiment Station, 1961)
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Henry, Patrick Malcolm (Texas A&M University. Libraries, 1969)Fixed plot, negative binomial, and sequential sampling methods were carried out on cotton in Brazos County during 1966 and 1967 in order to compare the efficiency of the various methods. Increasing size and number of samples ...
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Sterling, Winfield Lincoln (Texas A&M University. Libraries, 1969)The population dynamics and seasonal biological and phenological history of the boll weevil, Anthonomus grandis Boheman was determined for a population inhabiting the High and Rolling Plains of Texas. Seasonal increases ...
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Giatgong, Piya (Texas A&M University. Libraries, 1968)
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Studies on the epidemiology and economic importance of Trypanosoma vivax Ziemann, 1905 in Colombia Betancourt, Jesus Antonio (Texas A&M University. Libraries, 1978)Epidemiological studies of Trypanosoma vivax infections in cattle were made in the Cauca River Valley and the Atlantic Coast of Colombia. The principle area of investigation was the Department of Valle del Cauca lying in ...