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中国最大的粮食作物品种期货交易早籼稻期货于2009年4月20日在郑州商品交易所上市,填补了我国大宗粮食品种没有稻谷期货交易的空白,使我
China’s largest futures of futures in varieties of cereals was listed on the Zhengzhou Commodity Exchange on April 20, 2009, filling a gap in China’s staple food varieties without any advance in rice futures, leaving me