3、 异系繁殖（out breeding）:即彼此没有血缘干系的搭配，若是两边都没有明明弱点（各方面），则此法孕育的子辈可精选成为舍中的基本犬，待长成之后再行他种要...
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out-breeding 远系繁殖
·2,447,543篇论文数据，部分数据来源于NoteExpress
Helping us out is Ron Breeding.
NPR: Does Arkansas Still Heart Huckabee?
"I don't think we have ever had as intensive and difficult to put out fires this late in the breeding season, " she said.
BBC: Brecon Beacons' 'worst' grass fires in 30 years
Mr Jones said the wildlife trust's "toad patrol" of volunteers would once again be out on the road during the breeding season to help the animals and ensure the number does not drop any further.
BBC: Toad tunnel: Llandrindod Wells road shuts for mating
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