如今燕麦草、小杂(zá )粮、覆膜马铃薯等耐旱作物“当(dāng )家”,以(yǐ )水定粮改变了察(chá )汗淖尔湿地(dì )周边农业形态。庞学(xué )峰给记者算了(le )一笔账:种植(zhí )燕麦(mài )草,只搞“雨养”农(nóng )业,不使用地(dì )下水。成本下(xià )降,加上轮作和(hé )“水改旱”补贴,亩效益(yì )可比种甜(tián )菜(cài )增加200元人民币左右。 -
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