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Fertility reduction and the quality of family planning ...... 22. Bosnia and Herz egovin a. Russian Fe de ra on. Re public of Moldov a. *. Рис.1: Коэффициент.
www.euro.who.intFertility is the natural capability to produce offspring. As a measure, fertility rate is the number of offspring born per mating pair, individual or population.
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www.myfertility.co.nz
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Female fertility is affected by age. Age is thus a major fertility factor for women. Menarche, the first menstrual period, usually occurs around 12-13, although it may happen earlier or later, depending on each girl.
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