DB42/T 1421-2018 “早籼晚粳”双季机插栽培技术规程

ICS65.020.20

B05

备案号：

DB42

湖北省地方标准

DB42/T1421—2018

“早籼晚粳”双季机插栽培技术规程

Technicalregulationofthecultivationpattern"earlyIndicaandlateJaponica"in

doubleseasonricecroppingmechanicaltransplantingricesystems

（报批稿）

2018-09-11发布2018-12-10实施

湖北省质量技术监督局发布

DB42/T1421—2018

目次

前言...............................................................................III

引言.................................................................................V

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

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

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

3.1双季稻“早籼晚粳”种植模式.....................................................2

3.2根系盘结力.....................................................................2

4基本要求...........................................................................2

4.1种子...........................................................................2

4.2插秧机.........................................................................2

4.3田块要求.......................................................................2

4.4水质...........................................................................2

5作业流程...........................................................................2

6育秧技术...........................................................................3

6.1种子处理.......................................................................3

6.2播种期.........................................................................3

6.3播种量.........................................................................3

6.4育秧技术.......................................................................3

6.4.1工厂化育秧.................................................................3

6.4.2旱育秧.....................................................................3

7大田准备...........................................................................4

7.1田块耕整......................................................................5

7.1.1整地......................................................................5

7.1.2平田和沉实................................................................5

7.2施基肥........................................................................5

8机械插秧..........................................................................5

8.1机具调试......................................................................5

8.2田间作业......................................................................5

9大田管理..........................................................................5

9.1追肥..........................................................................5

9.1.1分蘖肥....................................................................5

9.1.2穗粒肥....................................................................5

9.2水分管理......................................................................5

I

DB42/T1421—2018

9.2.1分蘖期水分管理............................................................5

9.2.2中期水分管理..............................................................5

9.2.3结实期水分管理............................................................6

9.3除草..........................................................................6

9.4病虫草害防治..................................................................6

9.4.1防治原则................................