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辽宁省:DB21/T 3601.6-2022《农机作业系列技术规程 第6部分:丘陵区玉米沟播机械化作业技术规程》

2023-08-28 14:37:48 来源:农机网整理发布 阅读量:27983 评论

导读:规定了丘陵区玉米沟播机械化作业技术的作业条件、作业方式、作业准备、试作业、作业、安全、维护与保养的要求,适用于丘陵区玉米沟播机械化作业。

  【农机网 政策与标准】2022年6月30日,辽宁省市场监督管理局批准发布DB21/T 3601.6-2022《农机作业系列技术规程 第6部分:丘陵区玉米沟播机械化作业技术规程》,该地方标准自2022年7月30日开始实施。

  该标准由辽宁省农业农村厅提出并归口管理,辽宁省农业机械化研究所起草,规定了丘陵区玉米沟播机械化作业技术的作业条件、作业方式、作业准备、试作业、作业、安全、维护与保养的要求,适用于丘陵区玉米沟播机械化作业。
 
  作业条件——
 
  耕地坡度:耕地坡度<15゜。
 
  土壤墒情:春季 5cm~10cm 表土层温度连续 5d 稳定在 10℃以上,土壤绝对含水率以 13%~20%为宜。
 
  作业方式:沟垄分明地块可直接实施沟播作业;若垄型不明显,应造垄后再实施沟播作业。
 
  作业准备—
 
  整地:
 
  表土作业。对应造垄地块,宜秋季实施旋耕、起垄、压实等表土作业,起垄后镇压强度适当加大,翌年春季沟播作业。垄距宜结合当地实际确定,一般为55cm~60cm,垄高10cm~15cm。
 
  苗带处理。使用条带整地机清理种植带,在种植带上实施沟播作业。
 
  深松作业。宜在秋季实施,作业深度≥25cm,作业质量应符合NY/T 1409的规定。对不宜深松的地块,可根据当地土壤情况实施秋季浅松作业,即不超过耕作层深度、土层基本不乱的松土作业。
 
  种子选择:选用适宜丘陵区自然生态条件、经国家或省级审定推广的优质玉米杂交种子,种子质量应符合 GB 4404.1 的规定;种子播前晾晒 3d~5d 进行包衣处理。
 
  肥料选择:肥料选择符合 NY/T 496 的规定。
 
  机具选择:选用符合丘陵区农艺要求、仿形能力强的专业玉米沟播机或免耕精量播种机实施沟播作业,作业质量应符合 NY/T 503 和NY/T 1628 的规定。
 
  参数设定:
 
  播种量。单粒精播,根据玉米品种特性和耕地地力等级确定种植密度。
 
  株距。按预期保苗数分别计算确定。
 
  垄距。结合当地实际设定。
 
  施肥量。根据NY/T 2911的要求进行测土配方施肥。如需中耕追肥,应在定苗后、拔节期前进行。肥料使用应符合NY/T 496的规定。
 
  施肥深度。口肥施于距种子侧下方3cm~5cm处,侧深施肥则施于种侧6cm~8cm、深10cm~12cm 处。选用符合丘陵区农艺要求、仿形能力强的专业玉米沟播机或免耕精量播种机实施沟播作业,作业质量应符合NY/T 503和NY/T 1628的规定。
 
  机具安装调试:
 
  按照使用说明书组装机具并挂接到拖拉机上,锁定牢靠。
 
  检查地轮、排种、排肥、覆土镇压装置等旋转活动部件,加注润滑油
 
  播种作业前对机具调试后应进行试播作业,待确认一切正常后方可投入作业。
 
  试作业:
 
  作业机组进入地块,摆正方向,启动机组缓缓前行,播种机构进入地头后降下。
 
  按照说明书要求的适宜时速,匀速前进。
 
  机具前行30m~40m停车,在每行中间部位间隔2m~3m取3段,每段3m~4m,对设定的各项作业参数进行检查与调整,直到符合质量要求。
 
  作业:
 
  行进速度稳定,避免中途停车。如中途停车,应退后1m再前行播种,避免漏播。
 
  随时注意观察排种、排肥等作业是否正常。
 
  播种作业过程中如有堆土、堵塞或秸秆缠绕,应及时停车熄火、清理疏通。
 
  到达地头或后退、拐弯时应升起播种机构。
 
  耕地坡度≤6º的地块,按原垄走向进行沟播作业;6º<耕地坡度≤15º的缓坡地,宜采用等高种植方式。
 
  安全要求:
 
  操作人员应符合上岗条件,熟悉操作安全要求、机具性能、调整使用方法及农艺要求。
 
  辅助人员应具备基本的作业知识和安全常识。
 
  机组安装和作业时,应查阅相关使用说明书的安全要求和注意事项,按要求操作与防护。
 
  运输行进过程中应安全升起播种机构,不可载人载物。
 
  检修机具时拖拉机应停稳驻车,稳定升起播种机构并锁止,防止意外滑行或降落。
 
  维护与保养——
 
  维护:
 
  注意工作状态,遇有报警、阻力或异常声响,立即停车,检查处理。
 
  每个往返,检查机具状态,清理黏土或缠草等杂物。
 
  检查易损件和连接件,及时维护与紧固。
 
  主要活动部位适时加注润滑油。
 
  变更作业对象时应彻底清理种箱和肥箱,重新加注。
 
  保养:
 
  作业季节结束应清空种箱和肥箱,清理黏土或缠草等杂物,机体擦拭干净。
 
  检查机器部件,发现问题进行维修或更换。
 
  检查保养紧固螺栓、管路等连接件。
 
 
  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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