今日要闻

“麦收快讯”小结

2022-06-28 14:20:34 来源:农业农村部 阅读量:18873 评论

导读:5月22日以来,“麦收快讯”在农业农村部网站累计发布34期。随着6月23日大规模麦收作业的结束,年度“麦收快讯”也迎来了收尾时刻。

  一、作业联合收割机数量
 
  5月22日以来,共监测到安装北斗终端的联合收割机51,955台投入麦收作业,累计作业715,395台次(某台收割机某一天的作业所有活动算一个台次),平均每台收割机作业13.8天。5月28日至6月17日,每日监测到作业的联合收割机数量均在2.8万台以上,这也是我国冬小麦收获进展最快的时期。
 
 
        二、作业重心迁移图
 
  “作业重心”是收割机作业最集中、作业面积最大的地区,其随日期的变化反映了不同地区小麦收获的时序差异,揭示了跨区作业机手作业的路径选择倾向。从下图可以看出,从5月22日至6月24日期间,作业重心变化总体呈现“从南到北为主轴,东西交错为辅助”的趋势,与农机作业热力图的时序特点一致。

       三、作业分析
 
  2022年大规模麦收期间,各类联合收割机的日作业面积在40亩/台以上,每天净收获作业时间超过4个小时。平均作业面积和经收获作业时间主要受当日天气情况是否适和作业影响。从作业效率来看,92.54%的收割机作业效率超过6亩/小时。
 

 

 

  

 
       四、特别鸣谢
 
  感谢国家发展改革委和农业农村部有关部门的关怀指导!
 
  感谢潍柴雷沃、沃得农机、中联农机、中国一拖、博创联动、江苏朗禾、惠达科技等农机企业和北斗导航企业的鼎力支持!
 
  感谢各界朋友的关注点赞鼓励!
 
  五、制作说明
 
  · 农机类型:稻麦联合收割机。
 
  · 数据获取:各企业向国家农机作业大数据中心传输。
 
  · 热点图制作:根据在线农机位置信息生成农机在线热点图。
 
  · 作业重心图:根据当日作业总面积最大的地市生成作业重心图。
 
  · 收获机数量图:根据每日在线农机数量生成农机在线数量图。
 
  · 作业分析:根据每日所有农机的作业面积和作业时长分别得到当日作业面积中位数与作业时长中位数。
 
  · 作业效率分布图:根据每日作业农机的工作效率占比生成农机作业效率分布图。
 
  · 产品发布:在作业季节,每日定期发布农机在线数量图、热点图、效率图。
 
  六、免责声明
 
  本次“北斗+收割机作业监测”工作,数据来源于各企业提供的收割机轨迹信息,数据分析单位不对原始数据的真实性负责,分析结果仅供参考。
 
  七、联系我们
 
  北斗赋能农机!
 
  助力乡村振兴!
 
  制作单位:农业农村部农业机械化总站、农业农村部农机作业监测与大数据应用重点实验室(中国农业大学)
 
  主创人员:涂志强、吴才聪、毛振强、陈瑛、翟卫欣、苏春华、张英娇、刘昱辉、张晓强、潘家文、权雷、张乐乐、匡开明、贾杰鹏、许智、谢中祥
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