DB42∕T 1735-2021 棉花无膜直播全程机械化栽培技术规程(湖北省)

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1、TCS65.020.20CCSB32DB42ET山巳湖北省圃，万标准D842/T1735--2021棉花无膜直播全程机械化栽培技术规程Codeofpracticeforsowingwithoutplasticfi1mandentiremechanizationcultivationtechnologyofcotton2021-08-06发布2021-10-06实施湖北省市场监督管理局发布DB42/T1735--2021目次前言................................................................................II

2、I引言..................................................................................vl范围...............................................................................12规范性引用文件.....................................................................13术语和定义............................................

3、.............................14播前准备...........................................................................14.I品种选择.......................................................................14.2棉田选择.......................................................................24.:3种子处理....................

4、...................................................25产量结构...........................................................................26无膜机播...........................................................................26.1播种时间方式和施肥量...........................................................26.2耕后直播...

5、....................................................................26.3板茬旋耕直播...................................................................27田间管理...........................................................................:37.1查苗补缺..............................................................

6、.........:37.2洁理三沟37.:)中耕除草.......................................................................37.4肥水管理.......................................................................37.5病虫害防治.....................................................................37.6系统化控..................................

7、...............................38机械收获.........................................................................49秸轩还田4附录A(资料性)棉花常用除草剂......................................................5附录B(资料性)棉花病虫害防治药剂..............