DB42/T 1142-2016 甘薯“两段法”种苗生产技术规程

ICS65.020.20

B05

备案号：

DB42

湖北省地方标准

DB42/T1142—2016

甘薯“两段法”种苗生产技术规程

“Two-stageseedlingmethod”

seedlingproductiontechnicalspecificationofsweetpatato

﹙报批稿﹚

2016-01-20发布2016-03-20实施

湖北省质量技术监督局发布

DB42/T1142—2016

目次

前言.......................................................................................................................................................................I

1范围.................................................................................................................................................................1

2规范性引用文件..............................................................................................................................................1

3术语和定义......................................................................................................................................................1

4园地选择..........................................................................................................................................................1

4.1环境条件......................................................................................................................................................1

4.2大棚设置......................................................................................................................................................1

4.3育苗方式......................................................................................................................................................1

4.3.1酿热温床育苗...............................................................................................................................................1

4.3.2电热温床育苗...............................................................................................................................................2

5第一阶段育苗..................................................................................................................................................2

5.1品种选择......................................................................................................................................................2

5.2精选种薯......................................................................................................................................................2

5.3种薯处理......................................................................................................................................................2

5.3.1温汤浸种......................................................................................................................................................2

5.3.2药剂浸种......................................................................................................................................................2

5.4排种..............................................................................................................................................................2

5.4.1排种期.......................................................................................................................................................2

5.4.2密度.............................................................................................................................................................2

5.4.3方法.............................................................................................................................................................2

5.5苗床管理......................................................................................................................................................2

5.5.1排种后管理.................................................................................................................