如(rú )今燕麦(mài )草、小杂粮、覆膜马(mǎ )铃(líng )薯等耐(nài )旱作物“当家”,以水定粮改(gǎi )变了察汗淖尔湿地(dì )周边农业(yè )形态。庞学峰给(gěi )记者算了一笔账:种植(zhí )燕麦草,只搞“雨养”农业,不使(shǐ )用(yòng )地(dì )下水(shuǐ )。成本下降,加上轮作和(hé )“水改旱”补贴,亩效益可比种甜菜增加200元人(rén )民币(bì )左右。 -
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