Which of the following is NOT a reliable indicator that a cow is on heat and ready to be artificially inseminated?单项选择题

A

The cow has slobber on her back and the applied tail paint has become ruffled.

B

The cow mounts other cows.

C

The cow stands to be mounted by other cows.

D

The hair at the base of her tail has become ruffled or rubbed.

E

The heat mount detector glued to the base of her tail has become activated and turned red.

登录即可查看完整答案

我们收录了全球超50000道真实原题与详细解析,现在登录,立即获得答案。

类似问题

更多留学生实用工具

加入我们,立即解锁 海量真题独家解析,让复习快人一步!