43 湖南省地方标准 ICS CCS 65.020.40 B 61 DB43/T2265—2021 发 布 湖南省市场监督管理局2021-12发布-29 2022-03实施-29连香树苗木培育技术规程 Code of practice on cultivation techniques for seedlings Cercidiphyllum japonicum DB43/T 2265—2021 I 目 次 前言 ································ ································ ································ ························ Ⅲ 1 范围 ································ ································ ································ ····················· 1 2 规范性引用文件 ································ ································ ································ ······ 1 3 术语和定义 ································ ································ ································ ············ 1 3.1 黄心土 ································ ································ ································ ············ 1 3.2 火土灰 ································ ································ ································ ············ 1 4 圃地选择 ································ ································ ································ ··············· 1 4.1 基本条件 ································ ································ ································ ········· 1 4.2 土壤类型 ································ ································ ································ ········· 1 4.3 光照 ································ ································ ································ ··············· 2 5 圃地整理 ································ ································ ································ ··············· 2 5.1 整地 ································ ································ ································ ··············· 2 5.2 苗床准备 ································ ································ ································ ········· 2 6 播种育苗 ································ ································ ································ ··············· 2 6.1 采种 ································ ································ ································ ··············· 2 6.2 果实贮藏与处理 ································ ································ ································ 2 6.3 催芽 ································ ································ ································ ··············· 2 6.4 播种时间 ································ ································ ································ ········· 2 6.5 播种量 ································ ································ ································ ············ 2 6.6 播种方法 ································ ································ ································ ········· 2 7 出圃管理 ································ ································ ································ ··············· 3 7.1 苗木质量等级 ································ ································ ································ ··· 3 7.2 起苗 ································ ································ ································ ··············· 3 7.3 检验检疫 ································ ································ ································ ········· 3 7.4 包装和运输 ································ ································ ································ ······ 3 8 档案管理 ································ ································ ································ ··············· 3 附录A（资料性） 土壤处理常用消毒剂 ································ ································ ·········· 4 附录B（资料性） 主要病虫害及防治方法 ································ ································ ······· 5 附录C（资料性） 1年生实生苗质量分级标准 ································ ································ ·· 6 DB43/T 2265—2021 II DB43/T 2265—2021 III 前 言 本文件按照 GB/T 1.1 —2020《标准化工作导则 第1部分：标准化文件的结构和起草规则》的规 定起草。 请注意本文件的某些内容可能涉及专利。本文件的发布机构不承担识别专利的责任。 本文件由湖南省林业局提出。 本文件由湖南省林业标准化技术委员会归口。