如今(jīn )燕麦(mài )草、小(xiǎo )杂粮、覆膜马铃薯等耐旱作物“当家”,以水定粮改变了察(chá )汗淖(nào )尔湿地周边(biān )农业形态。庞学峰给记者算了一笔(bǐ )账:种植(zhí )燕麦草(cǎo ),只搞(gǎo )“雨养”农(nóng )业,不(bú )使(shǐ )用地下(xià )水。成本下降,加上(shàng )轮作和“水改旱”补(bǔ )贴,亩效益可比(bǐ )种甜菜增加200元人民币左右。 -
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