如今燕(yàn )麦草(cǎo )、小杂粮、覆膜马铃薯等耐旱作物“当家(jiā )”,以(yǐ )水定粮(liáng )改变(biàn )了察汗淖尔湿地周边农业形态。庞学峰给记者算了(le )一笔账(zhàng ):种植燕(yàn )麦草,只搞“雨养”农(nóng )业,不(bú )使(shǐ )用地下水。成本下降,加上(shàng )轮(lún )作和“水改旱(hàn )”补贴,亩效(xiào )益可比种甜菜增加200元人民币左右。
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