甘南欧拉型藏羊杂交改良半农半牧区本地藏羊效果
Animal Husbandry & Veterinary Medicine(2013)
Abstract
将欧拉羊引入半农半牧区临潭县,与本地藏羊进行杂交改良试验,并进行繁殖性能、F1代羔羊体尺体重跟踪测定,结果表明:欧拉羊在半农半牧区的繁殖性能比本地藏羊的高,繁殖能力强;杂种羔羊初生、3、6、12月龄体高、体长、胸围、体重极显著的高于对照组羔羊(P<0.01);管围差异不显著(P>0.05),说明欧拉羊杂交改良半农半牧区本地藏羊杂交F1代杂种优势明显。
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