如今燕(yàn )麦草(cǎo )、小杂粮、覆膜马铃(líng )薯等耐旱作物“当(dāng )家”,以(yǐ )水定(dìng )粮改变(biàn )了察汗(hàn )淖尔湿地周边农业形态。庞学峰给记者算了一笔账:种植燕麦草(cǎo ),只搞“雨养”农(nóng )业,不使用(yòng )地下水。成(chéng )本下(xià )降,加上(shàng )轮作和“水改旱”补贴(tiē ),亩效(xiào )益(yì )可比种甜菜增加200元人民币左右。
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