 Examination of endogenous developmental stages suggested that the development of second generation schizogony of the precocious strain was earlier and the schizozoites fewer than that of the parental strain.

Optimal control on competitive fertility rate for time-dependent population developing system;

Some new health problems as follows has appeared in Chinese cities as the development of urbanization: the fertility rate is decreasing further, the “new empty-nest house” and the “old empty-nest house” are concurrent in urban areas, the social medicine problems of marginalized population become more and more obvious, the public safety problem of urban residents is severe.

And the fertility rate is decreasing.

The Influence Factor on Fertility Rate of Tujia Nationality Women in Hubei Province;

A positive study of realtionships between fertility decline and economic growth in shaanxi province;

How Culture Power Affects Fertility Decline in China;