如今燕麦草、小杂(zá )粮、覆膜马铃薯等耐旱作物“当家”,以水定粮改变了察汗淖尔湿(shī )地周边(biān )农业形态。庞学峰给记(jì )者(zhě )算了一笔账:种植(zhí )燕麦草,只搞(gǎo )“雨(yǔ )养”农业,不使(shǐ )用地下(xià )水。成本下降,加上(shàng )轮作和“水改旱”补贴,亩效益(yì )可比种(zhǒng )甜菜增加200元(yuán )人(rén )民币左右。 -
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