DB12/T 452-2012 小米-玉米咸水灌溉技术规程

ICS65.020.20

B05

DB12

天津市地方标准

DB12/T452—2012

小麦-玉米咸水灌溉技术规程

TechnicalCodeforSalineWaterIrrigationofWheat-Corn

2012-03-06发布2012-06-01实施

天津市质量技术监督局发布

DB12/T452—2012

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

3.1咸水灌溉.......................................................................1

3.2土壤盐分调理...................................................................1

3.3土壤养分调控...................................................................1

3.4混水池.........................................................................1

4咸水灌溉适宜的条件.................................................................1

4.1土壤...........................................................................1

4.2水源...........................................................................2

4.3地下水位要求...................................................................2

4.4种植方式.......................................................................2

5田间灌排系统.......................................................................2

5.1田间灌溉系统...................................................................2

5.2田间排水系统...................................................................2

5.3浅层咸水井技术要求.............................................................2

5.4混水池.........................................................................2

6咸水灌溉技术.......................................................................3

6.1咸水灌溉水质...................................................................3

6.2灌溉方法.......................................................................3

6.3灌溉制度.......................................................................3

7咸水灌溉土壤改良和土壤盐分调理.....................................................3

7.1土壤改良.......................................................................3

7.2土壤盐分调理...................................................................4

8咸水灌溉土壤养分调控...............................................................5

8.1小麦施肥技术...................................................................5

8.2夏玉米施肥技术.................................................................6

I

DB12/T452—2012

前言

本标准按照GB/T1.1-2009的规定起草。

本标准提出单位：天津市农业科学院

本标准起草单位：天津市农业资源与环境研究所

本标准起草人：张余良王艳廉晓娟