刘宋元嘉十五年(公元438年),因气候诡异多变,整个南方果木萧条。这一年霜降以后,便又到食柑时节,但建康城里上至帝王宫阙,下至寻常巷陌,人们失望地发现,今年的柑真是大不如往年。柑,乃橘之别种,而滋味又大优于橘。当时,这种可生津止渴、润燥和胃、利尿醒酒的水果已在刘宋治下长江中下游的江州、荆州以及珠江流域的广州等地大面积种植,南人奉其为可食、可玩的第一佳果。而 Liu Song Yuan Jia fifteen years (AD 438), due to the climate changeable, the entire southern fruit trees depression. After the turmoil of the year, they went to the citrus season, but Jiankang City went down to the palace of the imperial palace to the usual alleyways. People were disappointed to find out that this year’s citrus really are not as good as in previous years. Orange, is the other kind of orange, and taste great than orange. At that time, this kind of fruit that thirst, moistening, stomach and diuretic sober was planted in large areas in Jiangzhou, Jingzhou and Guangzhou in the middle and lower reaches of the Yangtze River under the rule of Liu Song. , Play the first good fruit. and