如(rú )今燕麦草、小(xiǎo )杂粮、覆膜马铃(líng )薯等耐旱(hàn )作物“当(dāng )家(jiā )”,以水定粮改变了察汗淖尔湿地周边农业形态(tài )。庞学峰(fēng )给记者(zhě )算了一笔账(zhàng ):种植燕麦草,只搞“雨养”农业,不使(shǐ )用地下(xià )水。成本下降,加上(shàng )轮作和“水改旱”补贴,亩效(xiào )益可比种甜菜增加200元(yuán )人(rén )民币左右(yòu )。 -
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