内容简介
DB21/T 2725-2017紫椴育苗技术规程
Technical Regulations for Cultivation of Seeding of Thamuensis Rupr.
2017- 03-23 实施
2017-02-23 发布
目 次
前言.........................................................................1
1 范围.........................................................................1
2 规范性引用文件...............................................................1
3 术语与定义...................................................................1
4 圃地选择及区划设计...........................................................2
5 整地施肥与做土床.............................................................2
6 种子采集与处理...............................................................3
7 播种.........................................................................3
8 田间管理.....................................................................4
9 越冬管理.....................................................................5
10 起苗和分级..................................................................5
11 苗木检疫....................................................................5
12 质量调查和出圃..............................................................5
13 档案管理....................................................................6
本标准依据GB/T 1.1-2009的规则起草。
本标准由辽宁省林业厅提出并归口。