如(rú )今燕麦草、小杂粮、覆膜马铃薯等耐旱作物“当家”,以水定(dìng )粮改变(biàn )了(le )察汗(hàn )淖尔湿(shī )地周边农业形态。庞学峰给记者算了一笔账:种植(zhí )燕麦草,只搞“雨养”农业,不(bú )使(shǐ )用地下水(shuǐ )。成本下(xià )降,加上轮作和“水改旱(hàn )”补贴,亩(mǔ )效(xiào )益可比种甜菜增加200元人(rén )民币左右。 -
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