ICS 65.020.20 B 05 DB11 北京市 地方标 准 DB11/T 1623—2019 玉簪栽培技术规程 Technical regulations for cultivation of hosta 2019-03-27 发布 2019-07-01 实施 北京市市场监督管理局 发布 目 次 前言...................................................................................ii i范围...................................................................................i 2规范性引用文件........................................................................1 3繁殖...................................................................................1 3.1 播种繁殖..........................................................................1 3.2分株繁殖..........................................................................2 3.3 组培繁殖..........................................................................2 4成品苗生产技术........................................................................3 4.1裸根苗生产........................................................................4 4.2 容器苗生产........................................................................4 5 出圃...................................................................................5 5.1 出麵格..........................................................................5 5.2 出圃季节..........................................................................5 5.3 出圃苗包装........................................................................5 5.4 运输...............................................................................6 6 栽培养护技术..........................................................................6 6.1 场地要求..........................................................................6 6.2栽植季节和材料要求................................................................6 6.3 栽植...............................................................................6 6.4 养护管理..........................................................................6 7有害生物防治..........................................................