如今燕麦草、小杂粮、覆膜马(mǎ )铃薯等耐(nài )旱作物“当(dāng )家”,以水定粮改变(biàn )了察(chá )汗(hàn )淖尔湿地周边农(nóng )业(yè )形态。庞学峰给记者算了一笔账:种(zhǒng )植燕麦草,只搞“雨养”农(nóng )业,不使用地下水(shuǐ )。成本下降,加上轮作和“水改旱”补贴(tiē ),亩效(xiào )益可(kě )比种(zhǒng )甜菜增加200元人民币左(zuǒ )右。
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