如今燕麦草、小杂粮、覆膜马铃薯等耐旱(hàn )作物“当(dāng )家”,以水定粮改变(biàn )了察汗淖(nào )尔湿地(dì )周边农业形态。庞学峰(fēng )给记者算了一笔(bǐ )账:种植燕麦草(cǎo ),只搞“雨养”农(nóng )业,不使用地(dì )下(xià )水。成本下(xià )降,加(jiā )上轮作和“水改旱”补贴(tiē ),亩效益可(kě )比(bǐ )种甜菜增加200元人(rén )民币左右。 -
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