如今燕麦草、小杂粮、覆膜(mó )马铃薯等耐旱作物“当家”,以(yǐ )水定粮改变了察汗(hàn )淖尔湿地周边农(nóng )业形态。庞学(xué )峰给记者算了一笔账:种(zhǒng )植燕麦草,只(zhī )搞“雨养”农业(yè ),不使(shǐ )用地下水。成(chéng )本下(xià )降,加上(shàng )轮(lún )作和“水(shuǐ )改旱”补贴,亩效(xiào )益可(kě )比种甜菜增加200元人民币左右。
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