Researchers are developing ways to increase rice production in Africa as part of efforts to fight hunger. Their work was discussed at the African Rice Congress in Cameroon last month. Experts say 60 percent of the thirty million tons of rice used in Africa is imported from Asia.________________________________________ 研究人员正在找寻方法增加非洲地区的大米产量,以此作为消除饥饿的手段.上个月在喀麦隆举行的非洲稻米大会上讨论了这个问题.专家们声称,非洲食用的3000万吨大米中有60%的是从亚洲进口的.