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内蒙古DB15/T 2945—2023《河套灌区玉米减膜节水机械化栽培技术规程》

2023-05-10 13:40:31 来源:农机网整理发布 阅读量:22523 评论

导读:该标准适用于内蒙古自治区河套灌区,其他生态条件相类似地区可参照执行。

  【农机网 政策与标准】内蒙古DB15/T 2945—2023《河套灌区玉米减膜节水机械化栽培技术规程》于2023年3月28日由内蒙古自治区市场监督管理局批准发布,自2023年4月28日起实施。
 
  该标准由内蒙古自治区农牧厅提出,由内蒙古自治区农业标准化技术委员会(SAM/TC 20)归口,由内蒙古自治区农牧业科学院、巴彦淖尔市农牧业科学研究所、内蒙古大学、鄂尔多斯市农牧业生态与资源保护中心起草。

  规定了河套灌区玉米减膜节水增效全程机械化栽培技术的选地与整地要求、品种选择与种子处理、地膜要求、滴灌管选择与铺设要求、播种机具选择与调试、播种、播种铺管施肥覆膜一体化种植技术、施肥技术、灌水、杂草防除技术、病虫害防治、收获技术、残膜回收等各环节的技术内容。适用于内蒙古自治区河套灌区,其他生态条件相类似地区可参照执行。
 
  选地整地:选择土层深厚、土壤肥力中上等、集中连片、便于机械作业的平整地块;秋季翻耕20cm-35cm;翻耕后灌溉冬前水,亩灌水量为120㎡-160㎡,翌年春季及时耙磨达到待播状态。
 
  品种选择:选用通过国家或自治区审定、引种备案的耐密、抗逆、高产的玉米品种。玉米种子质量应符合GB 4404.1中单粒播种子质量要求。
 
  地膜选择:选用厚度为0.01 mm以上,宽度为50 cm~55 cm,符合GB 13735要求的地膜。
 
  滴灌带选择:选择毛管出水口间距为20 cm~30 cm,每小时流量2.0 L~3.0 L,符合GB 19812.3要求的滴灌带。
 
  播种机具选择:选择施肥、铺管、覆膜、膜侧播种一体化精量播种机。
 
  播种期:土壤表层5 cm~10 cm温度稳定通过10 ℃以上适时播种。
 
  播种密度:采用宽窄行模式播种玉米,宽行60 cm~70 cm,窄行距40 cm~50 cm,种植密度5000株/667 m2~ 6000株/667 m2。
 
  虫害防治:选用20%三氯杀螨醇乳油、73%克螨特乳油喷雾防治红蜘蛛;选用40%乐果乳油或10%吡虫啉可湿性粉剂喷雾防治蚜虫,选用50%辛硫磷乳油,防治双斑萤叶甲。田间作业按照GB 4285执行。
 
  机械收获:玉米生理成熟后,玉米籽粒含水率≤30%时采用机械收穗;籽粒含水量≤25%时采用机械籽粒直收。收获作业质量符合NY/T 1355要求。
 
  残膜回收:收获后采用秸秆回收机械进行秸秆离田;采用残膜回收机回收残膜,残膜回收率达85%以上。
 
  点击下方下载完整标准文本。
 
  注:本文由农机网(www.nongjx.com)整理发布,资料来源:地方标准信息公共服务平台。
 
相关资料下载:

DB15T 2945-2023FDIS.pdf

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