如今燕麦草、小杂粮、覆膜马铃薯等耐(nài )旱作物“当家”,以水定粮改变了察(chá )汗淖尔湿地(dì )周边农业形态。庞学峰给记者算了(le )一笔(bǐ )账(zhàng ):种植燕麦草(cǎo ),只搞(gǎo )“雨养”农业,不(bú )使用(yòng )地下水。成本下降,加上(shàng )轮作和“水(shuǐ )改旱”补贴,亩效(xiào )益可比种甜(tián )菜增加(jiā )200元人民币左右。
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