如今(jīn )燕麦(mài )草、小杂(zá )粮、覆膜马铃薯等耐旱(hàn )作物“当家”,以水定粮改变(biàn )了察(chá )汗淖尔湿地周(zhōu )边农业形态。庞学峰给记(jì )者算了一笔账:种植燕麦草,只(zhī )搞“雨养”农(nóng )业,不使(shǐ )用地下水。成(chéng )本下降,加(jiā )上(shàng )轮作(zuò )和“水改旱”补贴,亩效益(yì )可比种甜菜增加200元人(rén )民币左右。 -
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