如(rú )今燕麦草(cǎo )、小杂粮、覆(fù )膜马铃薯等耐旱作物“当家”,以水(shuǐ )定粮改(gǎi )变了察(chá )汗淖尔湿地周边农(nóng )业形态。庞学峰给记者算了(le )一笔账(zhàng ):种植燕麦草,只搞“雨养”农业(yè ),不使(shǐ )用地下水。成本下降,加(jiā )上轮作(zuò )和“水改旱(hàn )”补(bǔ )贴,亩效益可比种甜菜增加200元(yuán )人民币左右。
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