ICS13.020 CCSZ06 21 辽宁省地方标准 DB21/T3974—2024 露天矿地质灾害治理植被生态修复 技术规范 Specificationforvegetationecologicalrestorationingeologicaldisastermanagement ofopen-pitmines 2024-06-30发布 2024-07-30实施 辽宁省市场监督管理局  发布 DB21/T3974—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总则.................................................................................2 5植物配置.............................................................................2 6露天矿植被生态修复...................................................................2 7养护.................................................................................3 附录A（资料性）植被修复可选用植物品种................................................5