DB12T 452-2012 小麦-玉米咸水灌溉技术规程

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1、ICS65.020.20B05DB12天津市地方标准DB12/T452—2012小麦-玉米咸水灌溉技术规程TechnicalCodeforSalineWaterIrrigationofWheat-Corn2012-03-06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...............................................................................III1范围............

2、...................................................................12规范性引用文件.....................................................................13术语和定义.........................................................................13.1咸水灌溉....................

3、...................................................13.2土壤盐分调理...................................................................13.3土壤养分调控...................................................................13.4混水池.........................................

4、................................14咸水灌溉适宜的条件.................................................................14.1土壤...........................................................................14.2水源..........................................................

5、.................24.3地下水位要求...................................................................24.4种植方式.......................................................................25田间灌排系统.......................................................................2

6、5.1田间灌溉系统...................................................................25.2田间排水系统...................................................................25.3浅层咸水井技术要求.............................................................25.4混水池...................

7、......................................................26咸水灌溉技术.......................................................................36.1咸水灌溉水质...................................................................36.2灌溉方法...................................

8、....................................36.3灌溉制度.......................................................................37咸水灌溉土壤改良和土壤盐分调理.....................................................37.1土壤改良....................................