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2916亿斤!2021年夏粮再获丰收,“秘诀”是什么?

2021-07-14 17:35:51 来源:农机网原创 阅读量:59202 评论

导读:7月14日,国家统计局发布了2021年夏粮产量数据。数据显示,2021年全国夏粮总产量为14582万吨(2916亿斤),比2020年增加296.7万吨(59.3亿斤),增长2.1%。

  【农机网 编辑视角】 7月14日,国家统计局发布了2021年夏粮产量数据。数据显示,2021年全国夏粮总产量为14582万吨(2916亿斤),比2020年增加296.7万吨(59.3亿斤),增长2.1%。其中小麦产量13434万吨(2687亿斤),比2020年增加258.9万吨(51.8亿斤),增长2.0%。国家统计局农村司司长李锁强表示,2021年夏粮播种面积恢复性增长,单产稳步提高,夏粮喜获丰收。
 
  2021年夏粮丰收,可以说为全年粮食产量保持在1.3万亿斤以上奠定了坚实基础,为“十四五”开好局、起好步,推动经济社会高质量发展,构建新发展格局提供了有力支撑。
 
  今年夏粮喜获丰收,且产量较去年增长了296.7万吨,除夏粮播种面积增长外,还有几个因素起了重要作用:科技因素、高度机械化生产以及今年备受重视的机收减损等。
 

 

  新技术+新装备
 
  根据农业农村部的消息,今年三夏全国投入1650万台各类农机,充分保障了夏收夏种顺利进行,其中小麦联合收割机超过60万台,参与跨区机收的机具约25万台。整体上,今年全国小麦机收率达到了97%。
 
  同时,物联网、大数据、移动互联网等信息技术在农业生产中的应用也是粮食丰收的重要“科技因素”。无人机植保、无人驾驶农机等新装备纷纷投入到农业生产中,各地科学调度农机作业,有效地促进了服务供需对接,不断推进智慧农业。有数据表明,自动驾驶收割机比传统收割机每亩地能多收60斤~80斤小麦。而随着人工智能农机的应用范围越来越广,机器越来越智能和聪明,对更复杂的工况适应能力也越来越强。农机作业对农机手的技能依赖度大大降低,十分有利于农业标准化生产和粮食丰收。
 
  机收减损,颗粒归仓
 
  在农机化作业水平全面提升的同时,“机收减损”是今年夏粮产量增加的因素之一。本质上来说,降低机收损耗就相当于增加了种植面积和粮食产量。今年中央一号文件明确指出,开展粮食节约行动,减少生产、流通、加工、存储、消费环节粮食损耗浪费。农业农村部部长唐仁健表示,要狠抓夏收减损,持续提升农机技术管理水平,努力在机收减损上挖潜力,促进增产增收。
 
  因此,今年三夏中各地都在十分重视“机收减损”问题:强化作业管理和宣传培训,组织开展机收损失标准宣教,做好机手培训,提高规范作业能力,加强督促检查,引导供需双方把作业质量要求列入作业合同。强化技术指导和组织调度,引导农户和机手选择合适机具和适宜割期,针对作物因灾倒伏等特殊情况,迅速调度适用机具,因田因时调整参数,最大限度降低损失。强化农机研发和推广应用,加大政策支持力度,鼓励科研机构和生产企业研究开发高效低损收获机,发挥好报废更新补贴政策引导作用,优先支持联合收割机等粮食生产机械报废更新,促进农机升级换代。
 
  除此之外,小麦产量增加、单产提高,还要得益于良种和节水节肥等综合技术的广泛实施。在小麦主产区之一的河北省,今年推广应用了小麦节水节肥综合技术,实行了精准播期播量、测土配方施肥、免浇越冬水等8项栽培技术,保障小麦保质保量生产;而同样作为主产区的河南省,近几年小麦持续增产,良种的贡献率接近50%。河南省以全国6.5%的耕地面积,每年生产了全国1/4左右的小麦,这里面很大程度上离不开良种的支撑。良种小麦具有强筋优质、抗病抗冻和高抗倒伏等特性,茎秆粗壮笔直、麦穗丰满喜人,一定程度上提高了小麦单产产量。
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