如今燕麦草、小杂粮、覆膜(mó )马(mǎ )铃(líng )薯等耐旱(hàn )作物“当家”,以水定粮改变了察(chá )汗淖(nào )尔湿地周边农(nóng )业形态。庞学峰给记(jì )者(zhě )算了一笔账:种(zhǒng )植燕麦草,只搞“雨养”农业,不使(shǐ )用(yòng )地下水(shuǐ )。成(chéng )本下(xià )降,加上(shàng )轮(lún )作和“水改旱”补(bǔ )贴,亩效益可比种甜菜增加200元人民币左右。 -
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