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农业农村部油菜全程机械化专家指导组开展毯状苗移栽技术培训

2021-09-14 09:56:35 来源:农业农村部农业机械化总站经作机械处 阅读量:19933 评论

导读:为推进油菜全程机械化,做好今年冬油菜机械化种植工作,9月8日,农业农村部油菜全程机械化专家指导组组长吴崇友研究员主持召开了油菜毯状苗移栽技术培训会,由于受疫情影响,培训会以线上视频形式举行。

  【农机网 科技创新】 为推进油菜全程机械化,做好今年冬油菜机械化种植工作,9月8日,农业农村部油菜全程机械化专家指导组组长吴崇友研究员主持召开了油菜毯状苗移栽技术培训会,由于受疫情影响,培训会以线上视频形式举行。农业农村部油菜全程机械化专家指导组成员、国家油菜产业技术体系部分岗位科学家、长江流域油菜主产区农机推广站代表、油菜规模种植户和农机大户等170余人参加了培训会。
 

 

  在培训会上,农业农村部油菜全程机械化专家指导组组长、农业农村部南京农机化研究所吴崇友研究员讲授了“油菜毯状苗机械移栽技术”,从为什么要搞油菜移栽、油菜毯状苗机械移栽技术的特点和优势、油菜毯状苗机械移栽实施技术要点等三个方面进行了详细讲解。扬州大学冷锁虎教授讲授了“油菜毯状苗培育技术”,从播前准备、精量播种、适墒盖土、叠盘保湿、补水摆盘、覆盖出苗、揭盖控水、苗期追肥、病虫防治等环节进行了全面讲解,并对移栽作业中的耕地质量、浇活棵水、沟系配套、施肥促进、杂草控制等栽培管理注意事项做了重点强调。120分钟图文并茂、农机农艺相结合、富有实用性操作性的技术培训,深受与会代表欢迎。基层农机技术人员、种植户和机手纷纷表示,此次技术培训很及时、很管用。
 
  据悉,我国冬油菜种植面积大约1亿亩左右,85%是稻油轮作,茬口矛盾突出,为了追求米质,水稻收获期不断推迟,严重挤占了油菜生长期,迟播油菜产量显著下降,导致农民种植积极性降低,油菜种植面积不断减少,油菜种植面积从2010年1.1亿亩下降到2019年的0.9亿亩,出现了6400万亩的冬闲田。在保证粮食生产安全的前提下,我国双季稻区、再生稻区、晚粳稻区共约0.9-1.2亿亩的稻油轮作区如何开展油菜生产,保障我国油料作物生产能力和食用油有效供应,是亟待解决的问题。直播油菜生育期长,人工移栽油菜费工费时,机械化育苗移栽是解决稻油茬口矛盾、油菜生育期不足等问题,实现油菜稳产增产的重要措施。但冬油菜主要种植在我国南方长江流域,现有旱地移栽机不能实现黏重土壤的油菜种植,且栽植频率低、作业效率不高,节本增产不明显,油菜机械化移栽技术难以推广。
 
  以扬州大学冷锁虎教授、农业农村部南京农机化研究所吴崇友研究员为代表的科研团队,从栽培和装备两方面入手,相互结合,历经11年,持续开展油菜毯状苗机械移栽技术研究,成功突破了油菜毯状苗育苗技术、油菜毯状苗高速移栽技术等难题,目前又根据生产需求,成功研制了油菜联合移栽机,可以一次性完成旋耕埋茬、开沟、作畦、切缝、对缝栽插、推土镇压等作业,栽植频率可达到每分钟300次,作业效率可达到每小时4-6亩,比直播油菜增产45%以上,而且节种效果显著。
 
  当下正值油菜移栽育苗期,农业农村部油菜全程机械化专家指导组将加强技术培训指导,适时开展不同区域油菜毯状苗机械化移栽技术推广系列活动,持续推动我国油菜生产全程机械化发展。
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