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搜索结果: 1-6 共查到Reproductive behavior相关记录6条 . 查询时间(0.078 秒)
Background: Few studies have investigated the role of the intermediate variables of fertility at the micro-level in Italy, and, in particular, little is known about the influence of socioeconomic fact...
CONTEXT: Women's employment opportunities may reduce the risk of early intercourse and pregnancy, but some evidence has linked adolescent employment and problem behaviors with early intercourse. M...
Context: Differences among developed countries in teenagers' patterns of sexual and reproductive behavior may partly reflect differences in the extent of disadvantage. However, to date, this potential...
The objective of this research is to examine the association between social organization and reproductive behavior in one setting in sub-Saharan Africa. The particular focus is on the effects of socia...
In situ studies of fish behavior can be challenging. The expense and limited bottom time of underwater research make each observation precious, while the three- dimensional environment of a fish prec...
In situ studies of fish behavior can be challenging. The expense and limited bottom time of underwater research make each observation precious, while the three- dimensional environment of a fish precl...

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