DB3311/T 220-2022 长序榆种苗繁育技术规程

ICS65.020.20

CCSB61

DB3311

浙江省丽水市地方标准

DB3311/T220—2022

长序榆种苗繁育技术规程

2022-07-26发布2022-08-26实施

丽水市市场监督管理局  发布

DB3311/T220—2022

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长序榆.......................................................................................................................................................1

3.1苗龄...........................................................................................................................................................1

4圃地建设...........................................................................................................................................................1

4.1圃地选址...................................................................................................................................................1

4.2基肥...........................................................................................................................................................1

4.3整地...........................................................................................................................................................1

4.4作床...........................................................................................................................................................1

4.5苗床消毒...................................................................................................................................................2

5播种育苗...........................................................................................................................................................2

5.1种子采集及处理.......................................................................................................................................2

5.2播种时间...................................................................................................................................................2

5.3播种量.......................................................................................................................................................2

5.4播种方法...................................................................................................................................................2

5.5播后管理...................................................................................................................................................2

6扦插育苗...........................................................................................................................................................2

6.1插床基质...................................................................................................................................................2

6.2插穗选择...................................................................................................................................................2

6.3插穗处理...................................................................................................................................................2

6.4扦插时间...................................................................................................................................................2

6.5扦插方法...................................................................................................................................................2

6.6插后管理...................................................................................................................................................3

7苗期管理.................................................................