Zoological Journal of the Linnean SocietyJewell PA, 1989. Factors that affect fertility in a feral population of sheep. Jewell, P. A. (1989). Factors that affect fertility in a feral population of sheep. Zoo/. J. Liizn. Soc. 95: 163-174....
Factors affecting male fertility Any alteration that influences any of these steps will affect, to a varying degree, male fertility. Studies have shown that there may be a decline in male fertility with age, as some parameters such as sperm concentration or motility worsen. However, these changes...
million people accessed the program’s website•Data indicate that the program meets a need for fertility-related information.Awareness among people of reproductive age about the factors that influence fertility and reproductive outcomes, including medically assisted reproduction outcomes, is generally low...
This study collected demographic data and the intention of respondents to have a second children, which focused on the factors that could affect fertility issues. 11,031 respondents were divided into non-fertile group (n=5062) and fertile group (n=5969) according to whether they had children ...
I had a male fertility test recently and my doctor said that my sperm count is extremely low and that it's impossible for me to impregnate my wife. I know the reason too, it's steroids. I used steroids on and off over the years for body-building. I knew before I started that stero...
Understanding factors influencing fertility is essential for development programs. Moreover, it’s crucial to study the parameters that affect the intention for childbearing in any society. Therefore, through a systematic scoping review, the present study investigates the factors influencing couples’ ...
The two internal factors that affect seed germination are vitality and viability. Vitality is the seed's ability to germinate based on the optimum...Become a member and unlock all Study Answers Start today. Try it now Create an account Ask a question Our experts can answer your tough ...
This study is investigates and identifies the impact of the factors that affect infant and child mortality in squatter settlement area, taking El-hag Yousif as a case for the study. The objective of the study is to define and assess how existing living conditions and family environment influence...
Testicular-borne factors affect sperm fertility Immature testicular germ cells secrete factors that influence sperm maturation in mice Male fertility relies on the genesis of sperm in seminiferous tubules of the testis and their maturation during transit through the epididymis. Mouse ... T Lord,JM Oat...
We examine continuity and change in marital status at two points in time because, again, marital status may affect health either because of the “greater economic resources, social support, and regulation of health behaviors that the married enjoy” (marital resource model) or because of “the ...