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秸秆综合化利用新进展 “废弃物”翻身当资源

2019-01-25 10:37:22 来源:中国农机网整理发布 阅读量:25794 评论

导读:近年来,农作物秸秆成为农村面源污染的新源头。据有关统计,我国作为农业大国,每年可生成7亿多吨秸秆,成为“用处不大”但必须处理掉的“废弃物”。与此同时,困扰的另一面相对的是机遇,农作物秸秆资源的综合利用对于促进农民增收、环境保护、资源节约以及农业经济可持续发展意义重大,有效推进秸秆综合化利用迫在眉睫。

  【中国农机网 热点关注】近年来,农作物秸秆成为农村面源污染的新源头。据有关统计,我国作为农业大国,每年可生成7亿多吨秸秆,成为“用处不大”但必须处理掉的“废弃物”。与此同时,困扰的另一面相对的是机遇,农作物秸秆资源的综合利用对于促进农民增收、环境保护、资源节约以及农业经济可持续发展意义重大,有效推进秸秆综合化利用迫在眉睫。
 

        长春市九台区秸秆还田34.5万亩 成“全国秸秆综合利用新样板”
 
  九台区地处吉林省中部,是全国产粮大县,常年粮食总产量30亿斤以上,年产各类农作物秸秆132万吨左右。2018年,吉林省长春市九台区蓝天优良指数达到284天,优良率达到87.9%,被国务院办公厅通报表扬,成为“全国秸秆综合利用新样板”。
 
  禁止焚烧秸秆,既要让广大农民破除千百年来形成的旧习,让他们从内心里接受,还要倒逼政府为秸秆综合利用找项目、找出口;其次是树立典型,通过典型带动秸秆综合利用共建发展;财政给予补贴大力推广秸秆全量(半量)还田,建立秸秆机械还田示范方;为推动秸秆综合利用创新发展,九台区先后举行多次全九台区秸秆还田现场演示会、秸秆综合利用推进会,有力推进了秸秆综合利用工作向纵深发展。
 
  九台区健全了以财政投入为主的经费保障制度,九台区财政每年列支3000万元,用于秸秆综合利用考核奖励资金;同时,九台区积极为消化秸秆找出路,多方受益让秸秆变废为宝天更蓝;积极出台扶持鼓励政策,加大财政投入力度,秸秆还田和保护性耕作在原有的每亩农机补贴20元的基础上,再追加补贴20元,达到每公顷600元。2018年,秸秆还田34.5万亩。
 
  四川省内江市形成秸秆综合利用“五化”新格局
 
  2018年全市秸秆综合利用工作通过强化宣传引导、积极探索多途径综合利用秸秆、强化资金保障和强化收储体系建设等措施,大力推广秸秆直接还田、腐熟还田、秸秆饲料化、食用菌基料、作生物质燃料的原料和沼气原料等多种方式利用农作物秸秆,初步形成肥料化利用为主,饲料化、燃料化、基料化、原料化为辅的“五化”利用格局。
 
  2018年全市秸秆理论产生量(预计)177.04万吨,可收集产生量(预计)141.97万吨,秸秆综合利用量(预计)121.58万吨,利用率85.64%,其中:肥料化利用78.72万吨,占利用量的64.7%;饲料化利用29.33万吨,占利用量的24.1%;能源化利用9.34万吨,占利用量的7.7%;基料化利用2.41万吨,占利用量的2.0%;原料化利用1.79万吨,占利用量的1.5%。
 
  浙江天台县秸秆变身超级燃料
 
  秸秆是农作物废弃物,如今,这种物质也变身成为一种新型能源走进大众视野,将秸秆加工成燃料,广泛应用在居民、工业生产生活中。
 
  天台县建立了秸秆收储运服务平台,集秸秆打包、收储、转运、加工于一体的秸秆转运中心和秸秆全量利用中心。将收购来的秸秆,部分运送给县内其它的养殖户、种植户作有机肥和饲料,将秸秆循环利用的资源,剩余的就加工成生物燃料,运送给工业企业,代替煤炭燃烧,大大减少对环境的污染。
 
  陕西蓝田为秸秆禁烧重点村镇配置玉米秸秆粉碎还田机
 
  “三秋”来临,为积极开展“治污减霾 保卫蓝天行动”,蓝田县农机管理站依托农机化项目,以机具促面积,不断推进玉米秸秆机械化综合利用水平,杜绝秸秆焚烧现场。
 
  本次机具配置依托省级秸秆机械化综合利用项目,共引进推广秸秆粉碎还田机30台,分别为蓝田县城区周边及高速路沿线的普化镇和三里镇各配置15台。机具配置后,县农机管理站坚持做到每台机具与镇村签订机具使用管理协议书,确保机具在“三秋”秸秆综合利用中充分发挥作用,实现以“疏”为主,以用促禁的目标,通过秸秆大面积利用实现禁烧,促进蓝田县秋季秸秆综合利用与禁烧工作取得新成效。
 
  本文由中国农机网整理发布,部分资料来源:长春市农委、四川省农业农村厅、天台报、陕西省农机信息网,如有侵权或异议请联系我们。
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