ICS 65.020.30 CCS B 43 15 内蒙古自治区 地方 标准 DB15/T 3556—2024 规模化猪场 种猪繁育技术规范 Technical specification for breeding pigs in Large -scale pig farms 2024-07-15发布 2024-08-15实施 内蒙古自治区市场监督管理局 发布 DB15/T 3556 —2024 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 环境要求 ................................ ................................ ........... 2 5 自繁自育模式 ................................ ................................ ....... 2 母猪群体结构 ................................ ................................ ... 2 种公猪 ................................ ................................ ......... 2 配种及分娩 ................................ ................................ ..... 2 母猪群年更新率 ................................ ................................ . 3 合理胎次结构 ................................ ................................ ... 3 6 自繁后备母猪选育 ................................ ................................ ... 3 初生 ................................ ................................ ........... 3 断奶 ................................ ................................ ........... 4 10周龄 ................................ ................................ ......... 4 20周龄 ................................ ................................ ......... 4 配种前 ................................ ................................ ......... 4 7 繁育母猪选配 ................................ ................................ ....... 4 建立系谱档案 ................................ ................................ ... 4 选配 ................................ ................................ ........... 4 8 无害化处理 ................................ ................................ ......... 4 附录A（规范性） 母猪系谱记录 ................................ ......................... 5 参考文献 ................................ ................................ .............. 6