sex ratio

sex ratio怎么读

英式音标：[seks ˈreiʃiəu]

美式音标：[sɛks ˈreʃo]

sex ratio的意思释义

n.

男女人口比例；

英英释义

Sex ratio is the ratio of males to females in a population.

sex ratio用法及例句

例句参考

Sex ratio and unisexual sterility in hybrid animals

Sex Ratios and Reversals: The Theory of Sex Allocation

Sex ratio and local resource competition in a prosimian primate.

The dynamics of operational sex ratios and competition for mates

Natural Selection of Parental Ability to Vary the Sex Ratio of Offspring

Some Effects of Proportions on Group Life: Skewed Sex Ratios and Responses to Token Women

The Competitive Saving Motive: Evidence from Rising Sex Ratios and Savings Rates in China

Extraordinary sex ratios. A sex-ratio theory for sex linkage and inbreeding has new implications in cytogenetics and entomology.

QUASI-REPLICATION AND THE CONTRACT OF ERROR: Lessons from Sex Ratios, Heritabilities and Fluctuating Asymmetry

sex ratio相关例句

1.These problems include the high sex ratio and the growing population aging.

例如出生人口性别比偏高、人口老龄化等。

3.primary sex ratio

初级性比

4.They see the decline in the sex ratio during this period as one of the key contributors to modern feminism

他们视这段期间的男女比例下滑现象，为促进现代女性主义的关键因素之一。

7.sex ratio by age groups

按年龄分组的性比例

8.In our study, both incubation temperature and substrate moisture did not affect hatching success and sex

孵化温、度对孵化成功率和孵出幼体性别无显著的影响。

10.The sex ratio of female to male was more than 2 000∶1 in passionflower, and reproducing by pathenogenesis

该螨在西番莲上雌雄比大于 2 0 0 0∶ 1 ,主要为孤雌生殖 .