近亲繁殖简称近交(inbreeding)，可使原本是杂交繁殖的生物增加纯合性(homozy—gosity)，从而提高基因的稳定性，但往往伴同出现严重的近交衰退现象(inbreedingd...
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...iage registration ; wedding registration ; WESTBANK marriage registration 近亲结婚 consanguineous marriage ; inbreeding ; intermarriageintermarry 结婚预告 banns ; bans ..
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inbreeding depression 近交衰退 ; [农学] 近交退化 ; 自交衰退
inbreeding coefficient [遗] [农学] 近交系数 ; 近亲系数 ; 近婚系数 ; 同一个祖先的一个基因拷贝在某后代中得到纯合的概率
coefficient of inbreeding 系数 ; [遗] [农学] 近交系数
close-inbreeding [农学] [生物] 亲缘选配
rate of inbreeding 亦称近交速率
inbreeding line 自交系 ; 近交系
Size of the breeding group should not be very small and the number of male should not be very little, so as to preventing inbreeding depression.
纯系繁育群中育种群的规模不能太小,公猪数不能太少,以防近交衰退。
参考来源 - 优质猪选育方案优化研究·2,447,543篇论文数据，部分数据来源于NoteExpress
N-UNCOUNT Inbreeding is the repeated breeding of closely related animals or people. 同系繁殖; 近亲交配
In the 19th century, inbreeding nearly led to the extinction of the royal family.
19世纪，近亲婚配几乎导致了皇室宗族的灭绝。
The same effects of inbreeding may have occurred in controlled cattle populations, with some additional, and perhaps unrecognized, advantages.
近亲繁殖在有限的一部分牛群中可能会有同样的效果，同时它还有其他一些也许还未被认识到的优点。
If inbreeding is bad, then the opposite - outbreeding - should be good.
如果同系繁殖不好，那么与之相反的远系繁殖就应该好。
And this is what happens with small populations and inbreeding of close relatives.
当一个物种的种群数量稀少而又不得不近亲繁殖时，灭绝就会发生。
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