如今燕麦草、小(xiǎo )杂(zá )粮、覆膜马铃薯等耐旱作物“当家(jiā )”,以水定(dìng )粮改变了察汗淖尔湿地(dì )周边农业(yè )形态(tài )。庞学峰给记者算了一笔(bǐ )账(zhàng ):种植燕麦草,只搞“雨养”农业,不(bú )使用地(dì )下水。成本下降(jiàng ),加上(shàng )轮作和“水(shuǐ )改旱”补贴,亩(mǔ )效(xiào )益可比种甜菜增加200元人民币(bì )左右。 -
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