如今燕麦草、小杂粮、覆膜马铃薯(shǔ )等耐旱作物“当家(jiā )”,以水定(dìng )粮改(gǎi )变了察汗淖(nào )尔湿地周边农(nóng )业形态。庞学峰给记(jì )者算了一笔账:种植燕麦草,只搞“雨养”农(nóng )业,不使用地下水。成本下(xià )降,加(jiā )上轮作和“水(shuǐ )改旱(hàn )”补贴(tiē ),亩效益(yì )可比种甜菜增加200元人民币(bì )左右。 -
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