如今燕麦草、小(xiǎo )杂(zá )粮、覆膜马铃薯等耐(nài )旱作(zuò )物(wù )“当家”,以水定粮改变了察汗(hàn )淖尔湿(shī )地(dì )周边农业形态。庞学峰给记者算了一笔账:种植燕麦(mài )草,只搞“雨养”农业,不使用(yòng )地(dì )下水。成本下降(jiàng ),加上轮作和“水改旱”补贴,亩效(xiào )益(yì )可比(bǐ )种甜菜增加200元(yuán )人(rén )民币左右。 -
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