如今燕麦草、小(xiǎo )杂粮、覆膜马铃(líng )薯等耐旱作物“当家(jiā )”,以水(shuǐ )定(dìng )粮改变了(le )察汗淖尔湿地周边农(nóng )业(yè )形态。庞学峰给记者算了一(yī )笔账:种植燕麦草,只搞“雨养”农(nóng )业,不(bú )使(shǐ )用地下水。成(chéng )本下降,加上轮作和(hé )“水改旱”补贴,亩效(xiào )益可比(bǐ )种甜菜增加200元人民币左右。 -
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