Browsing by Subject "Fertility"
Now showing items 1-13 of 13
-
(2010-10-12)This dissertation contains two essays on the effect of welfare reform on child- birth, marriage, and divorce. In the first essay, I exploit the cross state variation in welfare reform implementation to identify its effect ...
-
(Texas A&M University. Libraries, 1987)The influences of age and dietary energy intake on the hypothalamic-hypophyseal-testicular axis of developing Brahman bulls are not well understood. Two experiments were conducted to examine these relationships. In the ...
-
(Texas A&M University. Libraries, 1983)In the first experiment twenty-four postpartum mares were infused on days two and three with either: (1) .2mg of estradiol benzoate (E(beta)) in a carrier 6 of 60 ml of physiologic saline, (2) 1 x 10('6) units of K Pencillin ...
-
(Texas A&M University, 2005-11-01)Ejaculates from peripubertal Angus (n=106), Brahman (n=156) and Brangus (n=212) bulls were evaluated for the presence of a 31 kDa protein known as fertility associated antigen (FAA) using the ReproTest for Bulls (ReproTech, ...
-
(Texas A&M University, 2006-08-16)In order to maintain itself into the future, the PeopleÂs Republic of China undertook in the 1970s a legendary demographic endeavor dealing with the artificial constraint of population growth. The Âlater, longer, fewer ...
-
(Texas A&M University, 2004-11-15)Sociological and demographic analyses of minority fertility in the United States have suggested that the processes of socioeconomic, cultural, marital, and structural assimilation will lead to convergence in fertility. ...
-
(Texas A&M University. Libraries, 1986)Differentiation of granulosa cells (GC) into luteal cells and mechanisms subserving attainment of puberty are two areas of interest in reproductive endocrinology of the bovine. The first study described herein compared GC ...
-
(Texas A&M University, 2005-11-01)Over the past forty years a tremendous number of women have entered the labor market, removing stay-home motherhood as the most dominant female occupation. The linkage between the change in the labor market and change in ...
-
(Texas A&M University. Libraries, 1987)The objective of the first experiment was to determine if thermal stress directly affects the endocrine regulation of ovulation. Hens were acutely heat stressed to limit the indirect effect of reduced feed consumption on ...
-
(2015-11-23)This dissertation investigates the contribution of migration and urbanization to China’s demographic dynamics. Migration in China from the rural to the urban areas has increased substantially over the last thirty years. ...
-
(2023-08-14)The present research efforts focused on identifying different strategies to increase reproductive efficiency in beef cattle. Reproductive efficiency of beef females has a direct impact on the profitability of beef cattle ...
-
(Texas A&M University, 2005-02-17)Demographic and sociological theories usually do not incorporate biological variable into their explanations. This dissertation addresses this void by examining the influence of age at menarche on age at first birth, the ...
-
(Texas A&M University, 2005-08-29)In this dissertation, I examine individual decisions in occupational choice, labor supply, and health care utilization. Occupational choice decisions of female college graduates on whether to teach or not are analyzed to ...