breeding herd
常見(jiàn)例句
- Ultimate measure of dairy herd improve and establish elite cow herd is dairy breeding work.
奶牛育種工作，是改善牛群質(zhì)量、建立良種奶牛群根本措施。 - This indicates that the productive performance of Large-Yorkshire can be increased by opened herd breeding.
這表明，開放式群體選育能提高大約克夏豬的生產(chǎn)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.
模擬分析了繁殖群體大小、繁殖偏倚和占群優(yōu)勢(shì)雄性數(shù)目對(duì)麋鹿的有效種群大小的影響。 - 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