如今燕麦草、小(xiǎo )杂(zá )粮、覆(fù )膜马铃薯等耐旱作物“当家(jiā )”,以水定粮改变了察(chá )汗淖(nào )尔湿地周边农(nóng )业形(xíng )态。庞学峰给记(jì )者算了(le )一笔账(zhàng ):种植燕麦(mài )草,只搞“雨养”农业,不使用地(dì )下水。成(chéng )本下降,加上轮作和“水改旱”补贴(tiē ),亩效(xiào )益可比种甜菜增加200元人民币左右。 -
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