如今燕麦草、小杂粮、覆膜马铃薯(shǔ )等耐旱作物“当家”,以水定粮改(gǎi )变了察汗淖尔湿(shī )地周边农(nóng )业(yè )形态。庞学峰给记者算了一笔账:种植燕麦草,只搞(gǎo )“雨(yǔ )养”农业,不(bú )使(shǐ )用(yòng )地下水。成本下(xià )降,加上(shàng )轮作和“水改旱”补贴(tiē ),亩(mǔ )效益可(kě )比种甜菜增加200元人民币左右。 -
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