ICS 65.020 B 05 DB43 湖南省地方标准 DB43/T 1846—2020 三叶青栽培技术规程 Technical Regulations for Cultivation of Tetrastigma hemsleyanum Diels et Gilg 湖南省市场监督管理局发布 2020-09-30发布2020-12-30实施 DB43/T 1846—2020 目次 前言························································································································································ Ⅲ 1 范围···················································································································································· 1 2 规范性引用文件 ································································································································· 1 3 育苗技术 ············································································································································ 1 3.1 播种育苗 ····································································································································· 1 3.1.1 采种····································································································································· 1 3.1.2 种子预处理 ························································································································· 1 3.1.3 消毒····································································································································· 1 3.1.4 种子沙藏 ····························································································································· 1 3.1.5 圃地选择 ····························································································································· 1 3.1.6 整地····································································································································· 2 3.1.7 圃地消毒 ············································································································