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晋中市DB1407/T 46-2022《旱作玉米深松密植耕作技术规程》解读

2023-03-02 11:43:35 来源:农机网整理发布 阅读量:40367 评论

导读:该标准规定了旱作玉米深松密植耕作的术语和定义、技术要求及生产档案管理。适用于旱作玉米深松密植耕作管理。

  【农机网 政策与标准】2022年10月12日,晋中市市场监督管理局批准发布了DB1407/T 46-2022《旱作玉米深松密植耕作技术规程》,该地方标准自2022年12月1日实施。

  该标准由晋中市种植业标准化专家组归口,寿阳县嘉禾农业科技有限公司、寿阳县农业农村局、寿阳县市场监督管理局起草。规定了旱作玉米深松密植耕作的术语和定义、技术要求及生产档案管理。适用于旱作玉米深松密植耕作管理。
 
  【田间管理】
 
  除草——
 
  化学除草:
 
  a)苗前封闭;使用甲草胺、乙草胺、绣去津、阿特核嗉混剂采用喷施器械或机械进行喷施,喷药注意避开刮风、下雨、高温等天气。
 
  b)苗后除草:使用烟嘧磺隆、硝磺草酮、绣去津、氯氟吡氧乙酸、麦草畏等混剂采用喷施器械或机械进行喷施,喷药注意避开刮风、下雨、高温等天气。
 
  除草时间:
 
  a)苗前封闭:播种后出苗前。
 
  b)苗后除草:玉米 3~6 叶期。
 
  用法与用量:严格按照生产厂家使用说明配施。
 
  施肥方式:秋季取土15 cm~30 cm进行测试,根据测试结果及目标产量确定配肥方案进行施肥。
 
  肥料方案:根据配肥方案施用每亩40 kg氮、磷、钾复合肥作底肥;每亩20 kg高氮或纯氮肥作追肥。
 
  施肥:
 
  a)底肥:在播种时种肥同播。
 
  b)追肥:采用追肥机追施,一次完成开沟、施肥、培土和镇压工作。
 
  技术要求:
 
  a)肥料距苗带 10 cm~12 cm 位置,下肥深度 5 cm~8 cm。
 
  b)追肥时间为 6~10 片展叶期间。
 
  病虫害防治:所使用的农药应符合NY/T 393的要求,并严格按照说明书使用方法使用。
 
  苗期病虫害防治:
 
  玉米根腐病、茎基腐病:播种前采用咯菌腈·精甲霜、苯醚甲环唑、吡唑醚菌酯或戊唑醇等成分的种衣剂进行种子包衣。
 
  地老虎:播种前采用氯虫苯甲酰胺、吡虫啉等成分的种衣剂进行种子包衣;出苗后于傍晚及时喷氯虫苯甲酰胺或者高效氯氟氰菊酯。
 
  小喇叭口期至成熟期病虫害防治:
 
  玉米螟:玉米螟化蛹率达 20%时释放赤眼蜂进行防治,一般每亩释放 2 万头~3 万头,5 d~ 7 d 后进行第 2 次放蜂;小喇叭口期可选用四氯虫酰胺、氯虫苯甲酰胺、高效氯氟氰菊酯、甲氨基阿维菌素苯甲酸盐等杀虫剂喷施进行有效防治。
 
  粘虫:在粘虫卵孵化初期喷施苏云金杆菌制剂,低龄幼虫可用灭幼脲。后期可用甲氨基阿维菌素苯甲酸盐、氯虫苯甲酰胺、高效氯氟氰菊酯等杀虫剂喷雾进行有效防治。
 
  红蜘蛛:可用阿维菌素哒螨灵乳油、乙螨唑悬浮剂、哒螨灵乳油等进行有效防治。
 
  草地贪夜蛾:可用甲氨基阿维菌素苯甲酸盐、四氯虫酰胺、氯虫苯甲酰胺、甲维盐·高效氯氟氰菊酯等进行有效防治。
 
  玉米大、小斑病:可选用苯醚甲环唑、嘧菌酯、吡唑醚菌酯、丁香菌酯等进行有效防治,
 
  最好选择两种或两种以上成份的杀菌剂。首次喷施宜早不宜晚,每隔 7 d 喷施一次,连续喷施 2 次~3 次最佳。
 
  点击下方下载完整标准文件。
 
  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。
 
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