1) Two-way crossbred
二元杂交牛
2) Three-way crossbred
三元杂交牛
3) binary crossing
二元杂交
1.
In this test, binary crossing was conducted between French R51 Line Muscovy Duck and Putian White Muscovy Duck in order to increase the growth rate and improve the meat performance, and the results of comparison of production performance between crossbred and parents showed that, at the age of 70 days, the average body weights of crossbred and Putian White Muscovy Duck were 2 870.
为改善莆田白番鸭的生长速度和肉用性能，本试验选用法国Ｒ５１系番鸭与莆田白番鸭进行二元杂交，通过对杂交后代与亲本的生产性能进行比较。
4) Three-breed crossbred calves
三元杂交犊牛
补充资料：有牛使牛﹐无牛使犊
1.比喻当达不到原有条件时﹐则降格以求。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条