如(rú )今燕麦草、小杂粮、覆膜马铃薯等耐旱作物“当(dāng )家”,以(yǐ )水(shuǐ )定粮改(gǎi )变了察汗淖尔湿地周边农业(yè )形(xíng )态。庞学峰给记者算了一笔账:种植燕麦草,只搞“雨养”农业,不使(shǐ )用地下水。成本下(xià )降,加上(shàng )轮作和“水(shuǐ )改(gǎi )旱”补贴,亩效益可(kě )比种甜(tián )菜(cài )增加200元人民币左(zuǒ )右。 -
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