DB21∕T 2552-2016 辽河流域棉区棉花高产高效栽培技术规程

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1、ICS65.020.20B32DB21辽宁省地方标准DB21/T2552—2016辽河流域棉区棉花高产高效栽培技术规程TechnicalRegulationonHigh-yieldingandEfficiencyCultivationinCottoninLiaoheBasin2016-01-05发布2016-03-05实施辽宁省质量技术监督局发布DB21/T2552—2016目次前言..............................................................................

2、.iii引言................................................................................iv1范围..............................................................................12规范性引用文件....................................................................13术语和定义..................

3、......................................................13.1短季棉品种....................................................................13.2全程化学调控..................................................................13.3苗期..........................................................

4、................13.4蕾期..........................................................................13.5花铃期........................................................................13.6吐絮期........................................................................24播种.............

5、.................................................................24.1品种选择......................................................................24.2播前准备......................................................................24.3播种............................................

6、..............................24.4覆膜..........................................................................35苗期管理..........................................................................35.1破膜放苗......................................................................35.

7、2间苗定苗......................................................................35.3补种移栽......................................................................35.4灌水和排涝....................................................................35.5病虫害防治................................

8、....................................36蕾期管理.............................................................