四川柑桔栽培历史悠久,自古迄今不衰,并更加发展了。古代裁培柑桔最盛的,是唐代的南充。远在周朝,南充县境为有果氏之国。蜀汉谯周曾在南充设“果山书院”,阆中设桔官,证明当时柑桔业已发达。由于柑桔的经济价值高,所以有“蜀汉江陵千树桔,……此其人皆与千户侯等”的评喻。至于“江陵”究指何处,这是值得考证的问题。因为历 Citrus cultivation in Sichuan has a long history, has not failed since ancient times, and more developed. The most cutting-edge culture of ancient citrus, is the Tang Dynasty Nanchong. Far in the Zhou Dynasty, Nanchong county has a country of fruit. Shu Han Zhou was set up in Nanchong, “Guoshan College,” Orange set orange officer, that the citrus industry was developed. Due to the high economic value of citrus, there is a “metaphor of thousands of trees in Shuhan Jiangling, ... every one of them has a thousand households, etc.”. As for the “Jiangling” where refers, it is worth researching. Because calendar