绵山羊双羔素提高黑山羊繁殖率的研究
2016-10-14冯瑞林郭健裴杰刘建斌岳耀敬郭婷婷牛春娥孙晓萍杨博辉
冯瑞林 郭健 裴杰 刘建斌 岳耀敬 郭婷婷 牛春娥 孙晓萍 杨博辉

摘要[目的]提高南方黑山羊的繁殖率,增加养殖户的经济效益。[方法]应用绵山羊双羔素(睾酮-3-羧甲基肟·牛血清白蛋白),免疫贵州黑山羊80只和云岭黑山羊275只,开展提高黑山羊繁殖率的试验。[结果]贵州黑山羊试验点试验组产羔率为166.15%,对照组产羔率为143.75%,试验组产羔率比对照组提高了22.40%;云岭黑山羊试验点试验组产羔率为150.98%,对照组产羔率为107.35%,试验组比对照组提高了43.63%。[结论]只要加强南方黑山羊的饲养管理,使用绵山羊双羔素就可以提高繁殖率。
關键词 绵山羊双羔素;贵州黑山羊;云岭黑山羊;繁殖率;双羔率;产羔率
中图分类号 S827 文献标识码 A 文章编号 0517-6611(2016)09-122-02
Abstract[Objective]The study aimed of improving reproductive rate of southern black goat, and increasing economic benefits for farmers.[Method]With fecundin (testosterone3ethyloicoxime·BSA) as an immunogen, 80 Guizhou black goats and 275 Yunling black goats were selected to carry out experiment for improving black goat reproductive rate.[Result]In Guizhou black goat test point, lambing rate of experimental group was 166.15% and lambing rate of control group was 143.75%, the lambing rate was improved by 22.40%; in Yunling black goat test area, lambing rate of experimental group was 150.98% and lambing rate of control group was 107.35%, the lambing rate was improved by 43.63%.[Conclusion]The results suggested that the fecundin can improve reproductive rate of southern black goat, as long as the feeding management is enhanced.
Key words Fecundin; Guizhou black goat; Yunling black goat; Reproductive rate; Double rate of lamb; Lambing rate
我国山羊饲养历史悠久,早在夏商时代就有养羊的相关记载。1 000多年前,我国就开始饲养山羊,后来逐步形成规模[1]。我国南方饲养的山羊普遍具有繁殖率高、适应性强、易管理等特点[2-3]。生活在云贵高原的黑山羊主要有贵州黑山羊和云岭黑山羊,它们是云南省和贵州省畜牧业发展的宝贵资源[4],随着经济的发展和生活水平的不断提高,山羊养殖得到长足发展,存栏量和产品数量有明显增长[5]。但是,由于云贵高原特殊的地理环境和复杂的气候条件,一个山羊品种形成不同的生态类群,从而影响了山羊繁殖力,使养羊成本提高,经济效益下降,其主要原因是本品种选育不够,特别是一些繁殖性状降低[6-7]。为了提高贵州黑山羊和云岭黑山羊的繁殖率,笔者利用绵山羊双羔素开展了提高繁殖率的试验研究。……
