“稻稻菌”模式巧用秸秆 湖南安仁循环农业“点秸成金”|2015av天堂网

  中新网郴州11月5日电 (谭利炳 周霞 李晶)秋收时节,在湖南郴州安仁县的田间,联合收割机刚刚驶过,打捆机便紧随其后,将散落的稻草迅速压实成一个个方正草捆。这些曾经的“田间负担”,如今已成为该县循环农业里的宝贵资源。

安仁县华王乡大塘村,打捆机在田间作业。李晶 摄

  这些稻草回收后在安仁县“稻稻菌”生态循环农业模式中得以高效利用。当地巧妙地将水稻生产与食用菌栽培衔接起来,形成“低茬收割还田+菌菇栽培增值+饲料加工转化”三端发力、物尽其用的闭环。

  在该县华王乡大塘村的赤松茸种植田里,工人将粉碎后的秸秆铺成基料床,植入菌种。种植户唐威弯腰查看菌丝长势,欣慰地说:“水稻秸秆透气又营养,是赤松茸的好‘温床’。一季菌菇收完后,发酵菌渣直接还田成了上好的有机肥。”他今年种植10亩赤松茸,利用300亩秸秆,预计亩产1500公斤,每亩纯利约2万元。

  秸秆的多途径利用让农户获得实实在在的收益。种植户候光华算了一笔账:“我家40多亩稻田的秸秆,过去愁处理,现在卖给养牛场,轻松多赚1万元。”

  湖南农业集团驻大塘村工作队队长张四富介绍,该村近2000亩农田产生的秸秆,通过低茬粉碎还田、供应菌菇栽培、转化为青贮饲料这套“组合拳”变废为宝,拓宽了村民的增收渠道。(完)

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