如(rú )今(jīn )燕麦草、小杂(zá )粮、覆(fù )膜马铃薯等耐旱作物“当家”,以水(shuǐ )定粮改变了察汗淖尔湿地周边农(nóng )业(yè )形态。庞学峰给(gěi )记者算了一笔账:种植燕麦草,只搞“雨养”农业,不使用(yòng )地(dì )下水(shuǐ )。成(chéng )本下(xià )降,加上轮作和“水改旱(hàn )”补贴(tiē ),亩效益(yì )可(kě )比种甜菜增加200元人民币左右。 -
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