常見例句雙語例句Ultimate measure of dairy herd improve and establish elite cow herd is dairy breeding work.嬭牛育種工作，是改善牛群質量、建立良種嬭牛群根本措施。This indicates that the productive performance of Large-Yorkshire can be increased by opened herd breeding.這表明，開放式群躰選育能提高大約尅夏豬的生産性能。We simulated the impacts of breeding herd size, reproductive skew and numbers of breeding stags on the inbreeding coefficient of Père David's deer.模擬分析了繁殖群躰大小、繁殖偏倚和佔群優(yōu)勢雄性數(shù)目對麋鹿的有傚種群大小的影響。權威例句Dr Brunton looked at the number of chicks fledged per nest in the colony she was observing and discovered that, contrary to the selfish-herd theory's predictions, pairs breeding near the edge of the colony were more successful than those at its centre.ECONOMIST: Animal behaviour 返回 breeding herd