如今燕麦草、小(xiǎo )杂粮、覆膜马铃薯等耐(nài )旱(hàn )作物“当家”,以水定粮改变了察汗淖(nào )尔湿地周边(biān )农(nóng )业形态。庞学峰给记者算了一笔账:种(zhǒng )植燕麦(mài )草,只搞“雨养”农业(yè ),不使(shǐ )用(yòng )地下(xià )水(shuǐ )。成本下降,加(jiā )上轮作和“水(shuǐ )改旱”补贴,亩效益(yì )可比种甜菜(cài )增加200元人民币左右。
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