DB42/T 1389-2018 马铃薯、玉米、甘薯三熟套种栽培技术规程

ICS65.020.20

B05

备案号：DB42

湖北省地方标准

DB42/T1389—2018

代替DB

马铃薯、玉米、甘薯

三熟套种栽培技术规程

Technicalregulationsforthetripleharvestintercropping

ofpotato,cornandsweetpotato

（报批稿）

2018-09-04发布2018-11-24实施

湖北省质量技术监督局发布

DB42/T1389—2018

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

4茬口安排..........................................................................1

5品种选择..........................................................................2

5.1马铃薯........................................................................2

5.2玉米..........................................................................2

5.3甘薯..........................................................................2

6播种..............................................................................2

6.1播幅..........................................................................2

6.2密度..........................................................................2

7栽培管理..........................................................................3

7.1施肥..........................................................................3

7.1.1原则......................................................................3

7.1.2马铃薯....................................................................3

7.1.3玉米......................................................................3

7.1.4甘薯......................................................................3

7.2促控管理......................................................................3

7.2.1马铃薯....................................................................3

7.2.2玉米......................................................................3

7.2.3甘薯......................................................................4

7.3防治病虫草害..................................................................4

7.3.1原则..............................