如(rú )今燕麦草、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(dì )周边农业(yè )形(xíng )态。庞学峰给记者算了一笔账:种植燕麦草,只搞(gǎo )“雨养”农业(yè ),不使用(yòng )地下水。成本下降,加(jiā )上(shàng )轮作和“水改(gǎi )旱”补贴,亩效益可(kě )比种甜菜增(zēng )加200元(yuán )人民币左右。 -
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