锦橙是四川、湖北、云南、贵州等省主要发展的甜橙良种,也是最重要的贮藏品种。其栽培面积占全国甜橙总面积的50％,产量近160万吨,每年的贮藏量约占产量的30％。由于目前我国柑桔果实的采收,尚未规定最低的成熟度指标,因此,各地采收的锦橙果实成熟度差异较大,贮藏果实采收更早,从而 Jincheng Orange is a major orange variety developed in Sichuan, Hubei, Yunnan and Guizhou provinces and is also the most important storage variety. Its cultivated area occupies 50% of the total area of ​​sweet orange in the country, with a production of nearly 1.6 million tons and an annual storage capacity of about 30% of the output. Due to the current harvest of citrus fruits in our country, the lowest maturity index has not yet been stipulated. Therefore, the maturity of the fruits harvested in different places is quite different, and the stored fruits are harvested earlier, thus