如(rú )今(jīn )燕麦草(cǎo )、小杂粮、覆膜马铃薯等耐旱作物“当(dāng )家”,以水定粮改变了察汗(hàn )淖(nào )尔湿地周边农(nóng )业(yè )形态。庞学峰给记者算了一笔账:种植燕麦草,只搞“雨养”农(nóng )业,不使(shǐ )用(yòng )地(dì )下水。成本下降,加上(shàng )轮作(zuò )和(hé )“水(shuǐ )改旱”补贴,亩效益可比种甜菜(cài )增加200元人(rén )民币左右。
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