如(rú )今燕(yàn )麦草、小杂粮、覆膜马铃(líng )薯等耐旱作物“当家”,以水定粮改变了察汗淖(nào )尔湿地周边农业形态。庞学(xué )峰给记者算了一笔账(zhàng ):种(zhǒng )植(zhí )燕(yàn )麦草,只搞“雨养”农业,不(bú )使用(yòng )地下水。成(chéng )本下降,加上轮作和(hé )“水改旱(hàn )”补(bǔ )贴,亩效益(yì )可比种甜菜增加200元人(rén )民币左右。
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