4303 DB4303/T 4—2025 2025-06发布-30 2025-09实施-01湘 潭 市 地 方 标 准 湘潭市市场监督管理局 发 布壶天石羊种羊选育技术规范 Technical specification for breeding of Hutian shi goatICS 65.020.30 CCS B 43DB4303/T 4—2025 I 目 次 前言 ································································································ ························ Ⅱ 1 范围 ································································································ ····················· 1 2 规范性引用文件 ································································································ ······ 1 3 术语和定义 ································································································ ············ 1 4 选种方法 ································ ································ ··············································· 1 5 种羊选留 ································ ································ ··············································· 2 6 种羊选配 ································ ································ ··············································· 3 7 种羊培育 ································ ································ ··············································· 3 8 种羊淘汰 ································ ································ ··············································· 3 9 繁育技术 ································ ································ ··············································· 3 10 档案管理 ································································································ ·············· 4 附录A（规范性） 壶天石羊种羊鉴定 ································ ·············································· 5 附录B（资料性） 壶天石羊种羊系谱卡 ··········································································· 7 附录C（资料性） 壶天石羊种母羊繁殖性能 表 ·································································· 8 附录D（资料性） 壶天石羊种羊选育鉴定表 ································ ····································· 9 参考文献 ································ ·················································································· 10 DB4303/T 4—2025 II 前 言 本文件按照GB/T 1.1—2020 《标准化工作导则 第1部分：标准化文件的结构和起草规则》的规定 起草。 请注意本文件的某些内容可能涉及专利。本文件的发布机构不承担识别专利的责任。 本文件由湘潭市农业农村局提出并归口。 本文件起草单位：湘乡市畜牧水产事务中心、湘潭市畜牧水产技术研究和推广中心、湘潭市动物疫 病预防控制中心、湘乡市绿生宝生态农业发展有限公司。 本文件主要起草人：钱建新、陈月华、张勇、左晓红、李进、张兴、李兴华、陈斌、汪金发、周英、 周飞跃、彭艳、朱小宁、龚建春、刘国平、范楚宁、丁毅、陈珊、戴梦南、肖桂尧、杨赛湘、贺华辉、 李惠兰、彭伏南。 DB4303/T 4—2025 1 壶天石羊种羊选育技术规范 1 范围 本文件规定了壶天石羊种羊选种方法、种羊选留、种羊选配、种羊培育、种羊淘汰、繁育技术、档 案管理。 本文件适用于壶天石羊种羊的选择和培育。 2 规范性引用文件 下列文件中的内容通过文中的规范性引用而构成本文件必不可少的条款。 其中， 注日期的引用文件， 仅该日期对应的版本适用于本文件；不注日期的引用文件，其最新版本（包括所有的修改单）适用于本 文件。 GB/T 40184 畜禽基因组选择育种技术规程 NY/T 1872 种羊遗传评估技术规范 NY/T 3445 畜禽养殖场档案规范 NY/T 3453 家畜遗传资源保种场保种技术规范 第4部分：绵羊、山羊 DB43/T 2491 壶天石羊饲养管理技术规范 3 术语和定义 下列术语和定义适用于本文件。 3.1 壶天石羊 Hutian shi goat 产于湘乡市原壶天区 (翻江镇和壶天镇)及周边乡镇；生活在石山峻岭，采食以低矮灌木、野葛、藤 蔓为主；被毛黑色，皮薄毛短，体型轻小，头型较小似狗头，公羊角扁圆而尖，略向后弯，母羊角扁而弯，耳斜竖立，四蹄直立、短小刚劲；抗病力强；繁殖力高的皮肉兼用型山羊品种。 [来源：DB 43/T 2491—2022 ，3.1，有修改 ] 4 选种方法 4.1 表型选择 4.1.1 体型紧凑，较轻小，体格健壮。 4.1.2 被毛黑色，光泽油亮，枕部被毛有旋涡。 4.1.3 头型较小似狗头，眼大有神，耳小、斜竖立，额稍凸起，鼻梁稍拱。 4.1.4 体躯前低后高，背腰平直，后躯较丰满，四肢直立、短小刚劲。 4.1.5 公羊体态雄壮，下颌有须无肉髯，角扁圆而尖，向外斜伸，呈倒八字形；母羊角扁而弯，向外 扭转伸展，呈灰黑色。 DB4303/T 4—2025 2 4.1.6 公羊睾丸发育良好；母羊乳房发育良好，乳池较宽大。 4.2 体尺 体尺等级按附录 A表A.1的规定评定。 4.3 体重 体重等级按附录 A表A.2的规定评定。 4.4 繁殖性能 繁殖性能等级按附录 A表A.3的规定评定。 4.5 等级综合评定 按照体尺、体重、繁殖性能对种羊等级进行综合评定，等级综合评定按附录 A表A.4的规定执行。 4.6 基因选择 基因选择按照 GB/T 40184 的规定执行。 4.7 后裔测定与遗传评估 种公羊后裔测定按照 NY/T 1872 的规定开展，并进行遗传评估。 5 种羊选留 5.1 选留时间 初生、6月龄、12 月龄、24 月龄。 5.2 初生 对一级及以上母羊所产公羔、 二级及以上母羊所产母羔， 选择体质结实、 结构匀称、 品种特征明显， 且公羔初生重不低于 1.4 kg、母羔不低于 1.2 kg的羔羊进行登记，佩戴耳标。 5.3 6月龄 5.3.1 按体重、体尺进行评定，公羊符合一级及以上，母羊符合二级及以上。 5.3.2 母羊乳房和生殖系统发育良好，公羊睾丸对称且发育良好。 5.4 12月龄 5.4.1 按附录A表A.4进行评定，公羊符合一级及以上，母羊符合二级及以上。 5.4.2 公羊性欲旺盛。 5.4.3 母羊产羔数多、护仔能力强、奶水充足。 5.5 24月龄 5.5.1 按附录A表A.4进行评定，公羊符合一级及以上，母羊符合二级及以上。 5.5.2 公羊性欲旺盛。 5.5.3 母羊产羔数多、护仔能力强、奶水充足。 DB4303/T 4—2025