如今燕麦草、小(xiǎo )杂粮(liáng )、覆膜马铃薯等耐旱作物“当家”,以水定粮改(gǎi )变了察汗淖(nào )尔湿地(dì )周边农业形态。庞学(xué )峰给记者算了一笔(bǐ )账:种(zhǒng )植燕(yàn )麦草(cǎo ),只搞“雨(yǔ )养”农业(yè ),不使(shǐ )用(yòng )地下水(shuǐ )。成本下降,加(jiā )上轮作(zuò )和“水改旱”补贴(tiē ),亩效益可比种甜菜增加200元人民币左右。
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