如(rú )今燕麦草、小杂粮、覆膜马铃薯等耐旱(hàn )作物“当家”,以水定粮改(gǎi )变了察汗淖尔湿(shī )地(dì )周边农业(yè )形态。庞学(xué )峰给记者(zhě )算了一笔账:种植燕(yàn )麦草,只搞“雨养”农(nóng )业,不使用地(dì )下水。成本下降,加上(shàng )轮作和(hé )“水改旱”补贴,亩效益(yì )可比种(zhǒng )甜(tián )菜(cài )增加200元人民币左右。 -
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