ICS65.020.01
CCSB43
4313
娄底市地方标准
DB4313/T0002—2023
“湘中黑牛”繁育技术规程
TechnicalRegulationofBreedingforXiangzhongblackcattle
娄底市市场监督管理局
娄底市农业农村局
发布
DB4313/T0002—2023
目
次
前言························································································································Ⅲ
1
2
3
4
5
范围·····················································································································1
规范性引用文件······································································································1
术语和定义············································································································1
繁育程序···············································································································2
杂交改良···············································································································4
5.1
引入品种·········································································································4
杂交亲本选择···································································································4
巫陵牛改良······································································································4
5.2
5.3
6
7
品种选育···············································································································4
6.1
横交固定·········································································································4
选种···············································································································4
选配···············································································································4
扩繁提高·········································································································4
6.2
6.3
6.4
发情鉴定······································································