如今燕麦草、小杂(zá )粮、覆膜马铃薯等耐旱作物“当家”,以水定(dìng )粮改(gǎi )变了察汗淖尔湿地周边农业形态。庞学峰给记者算了一笔账(zhàng ):种植燕麦草,只搞(gǎo )“雨养”农业,不使用地(dì )下水。成(chéng )本下降,加上(shàng )轮作和(hé )“水(shuǐ )改旱(hàn )”补贴,亩效(xiào )益可比种(zhǒng )甜菜增(zēng )加200元(yuán )人民币左(zuǒ )右。
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