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江苏省DB32/T 3569—2019《花生全程机械化生产技术规范》解读

2023-09-12 14:52:25 来源:农机网整理发布 阅读量:22983 评论

导读:本标准规定了花生生产过程中耕整地、播种、田间管理、收获、秸秆收集处理及残地膜回收等主要环节的机械化作业技术要求。适用于花生单作机械化生产。

  【农机网 政策与标准】2019年4月8日,江苏省市场监督管理局批准发布DB32/T 3569—2019《花生全程机械化生产技术规范》,该地方标准自2019年4月30日开始实施。
 
  该标准由江苏省农业农村厅提出,由江苏省农业机械标准化专业技术委员会归口,由农业农村部南京农业机械化研究、赣榆县农业机械技术推广站起草。本标准规定了花生生产过程中耕整地、播种、田间管理、收获、秸秆收集处理及残地膜回收等主要环节的机械化作业技术要求。适用于花生单作机械化生产。
 
 
       基本要求:
 
  应选用通过国家或省级审定的结果集中、结果深度浅、适收期长、不易落果的花生品种。
 
  花生种子质量应符合 GB 4407.2-2008 中 4.2.3 的规定,宜选用经过精选、分级处理的花生种子。
 
  采用地膜覆盖种植的,地膜质量应符合 GB 13735 的规定,幅宽符合机具和当地农艺要求。
 
  作业机具应符合花生种植农艺要求,技术状态完好,安全防护和警示标志应符合 GB10395.1 和GB10396 的规定。
 
  机具操作人员应经过培训,熟练掌握操作技术,严格按照机具使用说明书和安全操作规程要求进行操作。
 
  耕整地:
 
  应根据当地的种植模式、农艺要求和地表秸秆覆盖状况,选择相应的机具和作业方式。
 
  耕整地作业适宜土壤含水率为 10%~25%。
 
  可选用铧式犁深松机旋耕机、圆盘耙、钉齿耙、秸秆(根茬)粉碎还田机等耕整地机具或联合耕整地机进行耕整地作业,应根据耕深、土壤比阻以及机具规格选配相应功率的拖拉机。
 
  耕整地耕深应达到 22 cm~25 cm,耕深合格率应大于 85%,土壤细碎平整。前茬作物进行秸秆粉碎还田的,其作业质量应符合 NY/T 500 规定。
 
  可采用先撒肥后耕翻或边施肥边耕翻的方式撒施基肥。
 
  播种:
 
  地膜覆盖种植花生可适当提前播种,夏花生在前茬作物收获后应及时播种。
 
  播种时的土壤含水率应不低于 15%,低于 15%时播种后应及时进行灌溉。
 
  根据土壤墒情、土质等因素确定播种深度,播种深度以 5 cm 为宜,沙土、沙壤土地块可适当深播, 但应不大于 7 cm;粘土地可适当浅播,但应不小于 3 cm。
 
  机械化播种为穴播,春花生播种密度120000 穴/hm2~140000 穴/hm2,夏花生140000 穴/hm2~190000穴/hm2。播种早、土壤肥力高、地下水位高的田块,或中晚熟品种,播种密度要小;播种晚、土壤瘠薄的田块、气候干燥,或早熟品种,播种密度宜大。
 
  花生播种分为垄作播种和平作播种两种模式。
 
  垄作播种宜为一垄双行模式,垄高 10 cm~12 cm,易涝地垄高 15 cm~20 cm,垄距 80 cm~90 cm,垄上播种行距 28 cm~33 cm。同一田块内垄距、垄高、播种行距、播种株距应一致。
 
  平作播种宜为宽窄行种植模式,宽行距 45 cm~55 cm,窄行距 25 cm~30 cm。
 
  采用地膜覆盖播种的,地膜覆土应密实可靠。
 
  宜选用一次完成施肥、播种、覆膜等多项作业的复式播种机进行播种作业。夏播花生可选用全秸秆覆盖免耕播种机进行播种作业。
 
  播种前应按农艺要求调整播种机,进行试播,播种质量符合 JB/T 7732 的规定和当地花生种植农艺要求。
 
  田间管理——
 
  灌排:
 
  干旱无雨时,应及时灌溉;雨水较多、田间积水,应及时排水防涝。
 
  根据当地水资源状况和田间设施条件,并选择适宜的灌排方式。
 
  可采用农用水泵、低压管道、喷滴灌设备、渗灌设备和水肥一体化机等设施设备进行灌溉作业。
 
  机械化灌溉作业宜达到花生始花期前土壤田间持水量的 50%~60%、始花期到结荚阶段宜为60%~70%;排灌时,土壤水分不大于田间最大持水量的 80%、不小于田间持水量的 50%。
 
  中耕追肥:
 
  始花期前进行 2 次~3 次中耕除草追肥,追肥量应根据土壤肥力、产量水平和肥料养分含量等因素确定。
 
  中耕应消除表层土壤板结,去除杂草。追肥部位在植株行侧 8 cm~12 cm、追肥深度 5 cm~10 cm、肥带宽度应大于 3 cm。
 
  宜采用一次完成中耕除草、深施追肥和培土等作业的复式中耕追肥机进行中耕追肥作业。采用的中耕追肥机应与垄作垄距或平作行距相适应,具有良好的田间通过性能。
 
  机械化中耕追肥作业质量应符合 JB/T 8576 的规定。
 
  病虫草害防治及化控:
 
  应根据花生病虫草害实际发生情况或植保部门的预测预报,确定防治时间、农药品种和用量及防治方式。
 
  植保作业农药安全施用规范应遵守 NY/T 1225 和 NY/T 1276 的规定,不应在雨天或风力大于3级时进行植保作业。
 
  在播种的同时或出苗前喷洒除草剂进行封闭除草作业,苗后除草作业应在花生封垄之前进行。
 
  在花生盛花到结荚期,株高超过 35 cm,且有徒长趋势时,应喷施生物生长调节剂进行化学调控作业。
 
  宜采用高地隙喷杆式喷雾机、农业航空植保机等进行施药。作业机具应与垄距或平作行距相适应,机具地隙高于花生植株高度,具有良好的田间通过性能。
 
  植保作业前,应检查植保机械的压力部件和控制部件,保证喷雾机截止阀正常,药箱盖进气孔通畅,喷头无堵塞,各接口无滴漏。调整植保机械的行走速度、喷幅以及喷头药液流量和压力,满足作业要求,作业质量应符合 NY/T 650 的规定。
 
  收获:
 
  当花生植株顶端停止生长、叶片脱落和茎秆变黄,大部分荚果果壳硬化,网纹清晰,种仁呈现品种特征时即可进行收获。
 
  花生收获作业的适宜土壤含水率为 10%~15%。
 
  分段收获采用挖掘机和捡拾联合收获机,联合收获采用半喂入联合收获机和全喂入联合收获机。应选用割台(或挖掘装置)行距与花生种植行距相适应的收获机具进行收获作业。
 
  应根据花生种植的密度和长势、土壤含水率和坚实度,合理选择花生收获机的作业速度和割台高度(挖掘深度),花生收获作业质量应符合 NY/T 502 的规定。
 
  秸秆处理:
 
  花生收获后应进行秸秆粉碎还田或收集离田。
 
  宜采用秸秆粉碎还田机、带秸秆粉碎还田装置的花生收获机进行秸秆粉碎还田作业,作业质量应符合 NY/T 500 的规定。采用秸秆捡拾机具或捡拾打捆机进行收集离田作业,秸秆捡拾打捆机作业质量应达到拾净率大于 98%、成捆率应大于 95%。
 
  残地膜回收:
 
  采用地膜覆盖栽培的,应在花生收获后进行残地膜回收作业,清除田间残留的地膜。
 
  宜采用残地膜回收机或耕整地、残地膜回收复式作业机进行残地膜回收作业,残地膜捡拾机械化作业质量应符合 NY/T 1227 的规定。
 
  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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