如(rú )今燕麦草、小(xiǎo )杂粮(liáng )、覆膜(mó )马(mǎ )铃薯(shǔ )等耐旱(hàn )作物“当(dāng )家”,以水定粮改变了(le )察(chá )汗(hàn )淖(nào )尔湿地周边农业形态。庞学峰给(gěi )记者算了(le )一笔账(zhàng ):种植燕麦(mài )草(cǎo ),只搞“雨养”农业,不使用地下(xià )水。成(chéng )本(běn )下降(jiàng ),加(jiā )上轮作(zuò )和(hé )“水改(gǎi )旱”补贴,亩(mǔ )效(xiào )益可比(bǐ )种(zhǒng )甜菜(cài )增加200元人(rén )民币左右(yòu )。
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