DB21/T 3326-2020 玉米田氮素面源污染防控技术规程
DB21/T 3326-2020 Nitrogen source pollution prevention and control technical specifications for corn field
基本信息
发布历史
-
2020年10月
研制信息
- 起草单位:
- 起草人:
- 出版信息:
- 页数:7页 | 字数:- | 开本: -
内容描述
ICS13.020.48
B05
DB21
辽宁省地方标准
DB21/T3326—2020
玉米田氮素面源污染防控技术规程
Technicalregulationsforcontrolofnon-pointsourcepollutionofnitrogen
incornfields
2020-10-30发布2020-11-30实施
辽宁省市场监督管理局发布
DB21/T3326—2020
目录
前言................................................................................II
1范围...............................................................................1
2规范性引用文件.....................................................................1
3术语和定义.........................................................................1
3.1玉米田氮素面源污染...............................................................1
3.2等高种植.........................................................................1
3.3梯田种植.........................................................................2
3.4植物篱...........................................................................2
4产地环境要求.......................................................................2
5氮肥调控...........................................................................2
5.1化学氮肥调控.....................................................................2
5.2有机氮肥调控.....................................................................2
6秸秆还田...........................................................................3
6.1作业要求.........................................................................3
6.2秸秆粉碎深翻还田.................................................................3
6.3秸秆覆盖免耕还田.................................................................3
7间作种
定制服务
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