如今燕麦草、小(xiǎo )杂(zá )粮、覆膜马铃薯(shǔ )等耐旱作物(wù )“当家”,以水定粮改变(biàn )了察(chá )汗(hàn )淖尔湿地周边农业形(xíng )态。庞学峰给记者算了(le )一笔账(zhàng ):种植(zhí )燕麦草(cǎo ),只搞“雨养”农业,不使用地下水。成本下降,加上(shàng )轮作和“水改旱(hàn )”补贴,亩(mǔ )效益可比种甜菜增(zēng )加200元人民币左右。 -
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