如今燕麦草、小(xiǎo )杂粮、覆膜马铃薯等耐旱作物“当家(jiā )”,以(yǐ )水(shuǐ )定粮改(gǎi )变(biàn )了察汗淖(nào )尔湿地(dì )周边农(nóng )业形态。庞学峰给记者算了一笔账:种植燕麦(mài )草,只搞“雨养”农业,不(bú )使用地(dì )下水。成(chéng )本下降(jiàng ),加上轮作和(hé )“水改旱”补贴,亩效益可比种甜菜(cài )增加(jiā )200元人民币左右。 -
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