如今燕麦草、小杂(zá )粮、覆膜马铃薯等耐旱(hàn )作物“当家”,以水定粮(liáng )改变了察汗淖尔湿地周边(biān )农(nóng )业形态。庞学峰给(gěi )记者算了(le )一笔(bǐ )账(zhàng ):种植燕麦草,只搞“雨养”农业,不使用地下水。成本下降,加上轮作和“水改旱(hàn )”补贴,亩效益可(kě )比种甜菜增加200元(yuán )人(rén )民币(bì )左(zuǒ )右。
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