如今(jīn )燕麦草、小杂粮、覆膜马铃(líng )薯等耐旱(hàn )作物“当家”,以水定粮改变(biàn )了察汗淖尔湿地周边(biān )农(nóng )业(yè )形态。庞学峰给(gěi )记者算(suàn )了一(yī )笔账:种植燕麦草,只(zhī )搞“雨养”农业,不使用地下水。成本下降,加(jiā )上轮作和“水改旱”补贴(tiē ),亩效益(yì )可比(bǐ )种甜菜增加200元人民(mín )币(bì )左右。 -
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