# Browse Dissertations and Theses - Animal Sciences by Contributor "Graves, Charles N."

• (1990)
Insemination of females with mixed sperm from two or more males often results in a disproportionate number of offspring sired by each of the males. Why one male is relatively more fertile than another male as demonstrated ...

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• (1994)
The present studies were undertaken to investigate the effect of different medium supplements, the involvement of steroid hormones and the role of estradiol-17$\beta$ on in vitro maturation of pig oocytes. Cumulus oocyte ...

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• (1991)
Ovulatory response of prepubertal ewe lambs of Booroola Merino x Rambouillet (F+) and Rambouillet (++) breeding was compared after administration of 500 IU PMSG, 750 IU hCG, a combination of PMSG and hCG (500 IU PMSG ...

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• (1992)
The main purpose of this dissertation was to determine the effect of gonadotropins and the interaction between different second messengers on regulation of cumulus expansion and cytoplasmic maturation. The first objective ...

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• (1994)
The purpose of this study was to determine if either the embryo or maternal genotype contribute to the difference in the percentage survival of embryos after cooling and storage. A total of 2669 eight-cell mouse embryos ...

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