如(rú )今燕麦草(cǎo )、小杂(zá )粮、覆膜马铃薯等耐旱作物“当(dāng )家”,以水定粮改变了察(chá )汗淖尔湿(shī )地周边农业(yè )形态。庞学峰给记者算了一笔账:种植燕麦(mài )草(cǎo ),只搞“雨养”农(nóng )业(yè ),不使用地下(xià )水(shuǐ )。成本下降(jiàng ),加上轮作和“水改旱”补贴,亩效益(yì )可比(bǐ )种甜(tián )菜增加200元人(rén )民币左右。
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