如今(jīn )燕麦草、小杂粮、覆膜马铃(líng )薯等耐旱作物“当家”,以水定粮改变了察(chá )汗淖尔湿地周边农业形态。庞(páng )学峰给记者算了一笔(bǐ )账:种(zhǒng )植燕麦草,只搞“雨(yǔ )养(yǎng )”农业,不(bú )使(shǐ )用(yòng )地下(xià )水(shuǐ )。成本下降,加上(shàng )轮作和“水改旱”补(bǔ )贴,亩效益可比种甜菜增加200元(yuán )人民(mín )币左(zuǒ )右。
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