如今燕麦草、小杂(zá )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(hàn )淖尔湿地周边农业形态。庞学峰给记者算了一笔账:种植(zhí )燕麦草,只(zhī )搞“雨养”农业,不使(shǐ )用地(dì )下(xià )水。成本下降,加上轮(lún )作和“水改旱”补(bǔ )贴,亩效(xiào )益可比种甜(tián )菜增加200元人民币(bì )左右。
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