www.bzfxw.comICS65.020.30CCSB4052贵州省地方标准DB52/T1812—2024关岭牛架子牛饲养技术规程TechnicalregulationsforcattlefeedingonGuanlingcattlerack2024-05-15发布2024-07-01实施贵州省市场监督管理局发布www.bzfxw.comwww.bzfxw.comDB52/T1812—2024目次前言.................................................................................II1范围...................................................................
