Natural selection associated with birth weight V. The secular relaxation of the stabilizing component

Natural selection associated with birth weight V. The secular relaxation of the stabilizing component
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与出生体重相关的自然选择 V. 稳定成分的长期松弛

DOI:
10.1111/j.1469-1809.1987.tb00873.x
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发表时间:
1987
影响因子:
1.9
通讯作者:
L. Terrenato
L. Terrenato
中科院分区:
生物学4区
文献类型:
--
作者:
L. Ulizzi;L. Terrenato

文献摘要

被引文献

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过去几十年来,以美洲、亚洲和欧洲为代表的 17 个国家对稳定出生体重选择的长期趋势进行了研究。经常观察到选择强度的放松,这可能归因于出生体重差异的环境因素逐渐减少。
The secular trend of stabilizing selection on birth weight has been studied during the last decades in 17 countries, representative of America, Asia and Europe. A relaxation of the intensity of selection is regularly observed, which can probably be attributed to a progressive reduction of the environmental component of birth weight variance.