如今燕麦草、小杂(zá )粮、覆膜马(mǎ )铃(líng )薯等耐旱(hàn )作物“当家”,以(yǐ )水定粮改(gǎi )变了察汗淖尔湿地周边农业形态。庞学峰给记者算(suàn )了(le )一(yī )笔账:种(zhǒng )植燕麦草,只搞“雨养”农(nóng )业(yè ),不使用地(dì )下水。成本下降,加上轮作和“水改旱”补贴,亩效(xiào )益可比种甜菜增加200元(yuán )人民币(bì )左右。 -
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