如今燕麦草、小杂粮、覆膜马铃薯等耐旱(hàn )作物“当家”,以水定(dìng )粮改(gǎi )变了察汗(hàn )淖尔湿地周边农(nóng )业形态。庞学峰给记(jì )者(zhě )算了(le )一笔(bǐ )账(zhàng ):种植燕麦草,只搞“雨养”农业,不使(shǐ )用地下水。成本下降(jiàng ),加上轮作和“水改旱”补(bǔ )贴,亩效益可比种甜菜增加200元人(rén )民币(bì )左(zuǒ )右。 -
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