www.bzfxw.comICS65.020.30CCSB4341河南省地方标准DB41/T2709—2024奶牛生态养殖技术规范2024-07-26发布2024-10-25实施河南省市场监督管理局发布www.bzfxw.comwww.bzfxw.comDB41/T2709—2024I目次前言.................................................................................II1范围...............................................................................12规范性引用文件...............................
