如(rú )今(jīn )燕(yàn )麦(mài )草(cǎo )、小杂粮、覆膜马铃薯等(děng )耐旱作(zuò )物(wù )“当家”,以水定粮改变了察汗淖尔湿(shī )地周边农(nóng )业(yè )形(xíng )态。庞学峰(fēng )给记(jì )者算了(le )一笔账(zhàng ):种植燕麦草(cǎo ),只搞“雨养”农(nóng )业(yè ),不(bú )使用地(dì )下水。成(chéng )本下降,加上(shàng )轮作和(hé )“水改旱”补贴,亩(mǔ )效(xiào )益可(kě )比(bǐ )种甜菜增加200元(yuán )人民币左右(yòu )。
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