如今燕麦草、小(xiǎo )杂粮、覆(fù )膜马铃薯(shǔ )等耐旱作(zuò )物“当家”,以水定(dìng )粮改(gǎi )变了察汗淖(nào )尔湿(shī )地周边农(nóng )业(yè )形(xíng )态(tài )。庞学峰给记(jì )者算了一笔(bǐ )账(zhàng ):种植燕麦草,只(zhī )搞“雨(yǔ )养”农业(yè ),不使用地下水(shuǐ )。成本下降,加上轮(lún )作和“水改旱”补(bǔ )贴,亩效(xiào )益可比种甜菜增加(jiā )200元(yuán )人(rén )民(mín )币(bì )左(zuǒ )右。
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