改良橙是福建龙溪地区发现的一个甜橙品种。据调查,大约在本世纪三十年代的后期,发现于漳州东郊洪姓华侨的柑桔园中(今龙溪地区农科所)。关于起源有两种说法:一种认为是印子柑(即柳橙,下同)和红桔(漳州红桔)种间有性杂交种;另一认为是印子柑(接穗)和红桔(砧木)嫁接产生的嵌合体,多数认为这一说法比较可靠。 Orange is a sweet orange variety found in Longxi, Fujian Province. According to the survey, about late in the thirties of this century, it was found in citrus orchards of Hong surfers in the eastern suburbs of Zhangzhou (now Longxi Agricultural Science Institute). There are two versions of the origin: one is that of interspecific sexual hybrids of Plum Citrus (ie orange, the same below) and tangerine (Zhangzhou red orange); the other is that of Plum citrus (scion) and red orange ) Chimerism generated by grafting, most believe that this statement more reliable.