如今(jīn )燕麦草、小(xiǎo )杂粮、覆膜马铃薯等耐旱(hàn )作(zuò )物(wù )“当家(jiā )”,以水定(dìng )粮改变了察汗淖尔湿地周边农业形态。庞(páng )学(xué )峰给记者算了一笔账(zhàng ):种植燕麦草,只搞“雨养”农(nóng )业(yè ),不使(shǐ )用地(dì )下水(shuǐ )。成本下降,加上(shàng )轮作(zuò )和“水改旱(hàn )”补贴,亩效益可(kě )比种甜菜增加(jiā )200元人民币左右。
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