It was found, in one livestock elite station of Xuzhou, the ejaculum quality,eros and performance of some adult bulls were poor in recent years.

近几年来，徐州市某家畜良种站饲养成年公牛表现常年液品质不良，性欲差，力低下。

It was found, in one livestock elite station of Xuzhou, the ejaculum quality,eros and performance of some adult bulls were poor in recent years.

近几，州市某家畜良种站饲养的部成公牛表现常液品质不良，欲差，生产能力低下。

It was found, in one livestock elite station of Xuzhou, the ejaculum quality,eros and performance of some adult bulls were poor in recent years.

近几来，徐州市某家畜良种站饲养的部公牛表现常液品质不良，性，产能力低下。

It was found, in one livestock elite station of Xuzhou, the ejaculum quality,eros and performance of some adult bulls were poor in recent years.

近几年来，徐州市某家畜饲养的部分成年公牛表现常年液品质不，性欲差，生产能力低。

It was found, in one livestock elite station of Xuzhou, the ejaculum quality,eros and performance of some adult bulls were poor in recent years.

近几年来，徐州市某家畜良种站饲养部分年公牛表现常年液品质不良，性欲差，产能力低下。

It was found, in one livestock elite station of Xuzhou, the ejaculum quality,eros and performance of some adult bulls were poor in recent years.

近几年来，徐州畜良种站饲养的部分成年公牛表现常年液品质不良，性欲差，生产能力低下。

It was found, in one livestock elite station of Xuzhou, the ejaculum quality,eros and performance of some adult bulls were poor in recent years.

近几年来，徐州市某家畜良种站饲养的部分成年公牛表现常年液品质不良，性欲差，生产能力低下。

It was found, in one livestock elite station of Xuzhou, the ejaculum quality,eros and performance of some adult bulls were poor in recent years.

近几年，市某家畜良种站饲养的部成年公牛表现常年液品质不良，欲差，生产能力低下。

It was found, in one livestock elite station of Xuzhou, the ejaculum quality,eros and performance of some adult bulls were poor in recent years.

近几年来，徐州市某家畜种站饲养的部分成年现常年液品质，欲差，生产能力低下。