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精液品质不良，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精液品质不良，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精液品质不良，性差，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分牛表现常精液品质不良，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，州市某家畜良种站饲养的部分成公牛表现常精液品质不良，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精液品质不良，差，生低下。

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.

几年来，徐州市某家站饲养的部分成年公牛表现常年精液品质不，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，州市某家畜良种站饲养的部分成公牛表现常精液品质不良，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.

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