in breeding program 在育种方案中
In-breeding 内殖
leap in breeding 内孕飞跃
herons in breeding 鹭类繁殖
success in breeding 育种成果
progress in breeding 选育进展
practice in breeding 育种实践
utilization in breeding 在育种中的利用
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。
London zoo, along with other zoos in England, is currently involved in breeding programmes aimed at increasing Numbers of the species.
伦敦动物园与其他一些英国动物园正试图增加园内动物的种类。
And the Global Entrepreneurship Monitor (GEM), produced by a consortium of academics, tries to measure countries' success in breeding new businesses.
由一批研究机构构成的全球创业观察(GEM),试图测量一国在培育新产业方面的成功程度。
Selective breeding may result in a greyhound running faster and seeing better than a wolf.
选择育种可能会培育出一种比狼跑得更快、视力更好的灵缇。
In a disputed decision, officials took the wild condors into captivity so that their breeding could be supervised and protected.
VOA: special.2009.11.18
They are engaged in raising livestock, which in Greece is more likely to be sheep and goats than cattle, but also breeding horses, which is very important for the aristocracy for carrying on warfare.
他们擅长豢养牲畜,在当地似乎养绵羊和山羊比牛要来的容易,但是他们同样养马,这对于贵族阶层发动战争很重要
"We have a breeding program that would result in oysters that have a higher meat yield in it during the summer time."
VOA: standard.2010.07.13
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