潮汕地区位于广东省东部 ,处在北纬 2 3°10′～2 4°14′之间 ,属亚热带季风气候 ,是柑桔生长的最适宜区域之一。我区栽培的柑桔绝大多数为蕉柑、柑等品种 ,近年来生产上品种结构单一 ,成熟期过于集中的问题已相当突出。因此 ,我所在 1994年从中国农业科学院柑桔研究所引入 Located in the eastern part of Guangdong Province, the Chaoshan region is between 23 ° 10 ’~ 24 ° 14’ north latitude, belonging to a subtropical monsoon climate and one of the most suitable regions for citrus growth. The vast majority of citrus cultivated in our district are banana, konjac and other varieties. In recent years, the problems of single variety in production and over-concentration in mature period have been quite prominent. Therefore, I was introduced from Citrus Research Institute of Chinese Academy of Agricultural Sciences in 1994