ICS65.020.40 备案号：B65 DB6106 延安市地方标准 DB6106 /T173—2021 黄土区陡坡地植被恢复技术规程 Technical Regulations forRevegetation ontheSteep Slopes ofthe Hilly Loess Area intheLoess Plateau 2021-01-20 发布 2021-02-18 实施 延安市市场监督管理局 发布 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 3.1黄土坡面微地形 ......................................................................................................................... 1 3.2坡面表土干土层 ......................................................................................................................... 1 4调查与规划设计 ..................................................................................................................................... 1 4.1调查内容 ..................................................................................................................................... 2 4.2作业设计 ..................................................................................................................................... 2 5造林方法 ................................................................................................................................................. 2 5.1播种造林 ..................................................................................................................................... 2 5.2植苗造林 ..................................................................................................................................... 2 6种子和苗木 ............................................................................................................................................. 2 6.1种子 ............................................................................................................................................. 2 6.2苗木 ............................................................................................................................................. 2 7栽植技术 ................................................................................................................................................. 3 7.1树种选择与栽植密度 ................................................................................................................. 3 7.2整地 ............................................................................................................................................. 3 7.3种苗处理 ..................................................................................................................................... 3 7.4播种或栽植 ................................................................................................................................. 4 7.5补植 ............................................................................................................................................. 4 7.6保水剂和地膜使用 ..................................................................................................................... 4 7.7抚育管理 ..................................................................................................................................... 4 8特殊立地造林技术 ................................................................................................................................. 5 8.1微地形造林 ................................................................................................................................. 5 8.2极陡坡造林 ................................................................................................................................. 5 9检查验收 ......