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牛性控精液及其应用 被引量:2

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摘要 近年来,牛性控精液的商业化进程发展很快。然而,与常规精液比较,性控精液分离技术成本高,操作复杂,且受胎率低。虽然分离精液的公牛头数有限,但是许多国家仍在进行牛性控冷冻精液的商业化生产。目前,性控精液主要应用于青年母牛配种和超数排卵生产性控胚胎,以生产母犊。由于精子分离速度慢,与传统精液比较,性控精液精子数量少,使用性控精液输精常常会导致受胎率略有下降,获得可用胚胎数量减少。为确保使用性控精液成功,必须对牛加强饲养管理,处理精液小心谨慎,而且输精人员技术要熟练。随着成本的降低,性控精液将不断扩大应用于牛、马以及其他物种的繁殖中。
出处 《中国奶牛》 2008年第9期24-27,共4页 China Dairy Cattle
基金 "十一五"国家科技支撑计划项目"奶牛良种扩繁技术研究与产业化开发"(编号为2006BAD04A02) 北京市科技计划课题"优良种牛选育与遗传物质工厂化生产技术研究"课题(编号:D0705008040121)
关键词 性控精液 应用
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参考文献17

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