نتایج جستجو برای: reproductive wast age

تعداد نتایج: 835272  

Journal: :American Journal of Public Health 1988

Journal: :Obstetrics and Gynecology Clinics of North America 2014

ژورنال: دانشور پزشکی 2012
رحیمی, عباس , فروزانفر, سهـیلا , مجلسی, فرشته , پوررضا, ابوالقاسم ,

 Background and Objective: The1994 International Conference on Population and Development (ICPD) specifically identified “empowering women” as an essential ingredient for achieving desirable reproductive health and population outcomes. This study was done to determine the relation between women empowerment and reproductive behaviors. Materials and Methods: An analytical descriptive surv...

2017
Ruairidh D. Campbell Frank Rosell Chris Newman David W. Macdonald

Using 15 years of data from a stable population of wild Eurasian beavers (Castor fiber), we examine how annual and lifetime access to food resources affect individual age-related changes in reproduction and somatic condition. We found an age-related decline in annual maternal reproductive output, after a peak at age 5-6. Rainfall, an established negative proxy of annual resource availability fo...

Journal: :Aging cell 2009
Alexei A Maklakov Matthew D Hall Stephen J Simpson Josephine Dessmann Fiona J Clissold Felix Zajitschek Simon P Lailvaux David Raubenheimer Russell Bonduriansky Robert C Brooks

Evolutionary theories of aging predict that fitness-related traits, including reproductive performance, will senesce because the strength of selection declines with age. Sexual selection theory predicts, however, that male reproductive performance (especially sexual advertisement) will increase with age. In both bodies of theory, diet should mediate age-dependent changes in reproductive perform...

D.W. Mengistu, K.A. Wondimagegn M.H. Demisash

The study was conducted at Ardaita Agricultural Technical Vocational Education Training (ATVET) college dairy farm, to evaluate the reproductive performance of Holstein Friesian and its crosses with Boran cattle breeds. Data collected between 2000 and 2015 on reproductive traits (n=2632) were studied and analyzed using general linear model procedure. The overall estimated means for age at first...

2014
BUSHRA FIZA RATI MATHUR MAHEEP SINHA PUSHPENDRA SARASWAT

As the chronological age increases, there is a physiological decline in reproductive potential of women. Moreover, the chronological age of women may not reflect the biological age of her ovaries. Various endocrine markers have been used to assess the ovarian reserve. The changing pattern of the endocrine markers; follicle stimulating hormone (FSH), luteinizing hormone (LH), estradiol (E2) and ...

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