感染碎叶病毒的蕉柑苗置光照培养箱内每天16h 光照40℃,8h 黑暗30℃处理10d,再用16h 光照35℃,8h 黑暗30℃处理7d.取0.2mm 的茎尖进行茎尖嫁接,获得无碎叶病的苗木,已感染碎叶病毒的新会橙苗用同上方法处理后再用16h 光照40℃,8h 黑暗30℃处理42d,取茎尖嫁接,也获得无毒苗.在玻璃室中7～8月间自然高温处理已感染碎叶病毒的蕉柑苗10d 以上和新会橙苗24d 以上,从其上采0.2mm 的茎尖进行茎尖嫁接。也获得无碎叶病毒的苗木. Infected with leaf-broken virus banana seedlings placed in light incubator light 16h daily light 40 ℃, 8h dark 30 ℃ for 10d, then 16h light 35 ℃, 8h dark 30 ℃ for 7d. Take 0.2mm shoot tip for shoot tip grafting , Get no broken leaves of seedlings, infected Xinhui orange seedlings have been infected with the same method and then treated with 16h light 40 ℃, 8h dark at 30 ℃ for 42d, take the shoot tip grafted, also obtained non-toxic vaccine. The glasshouse was treated with natural high temperature for 7 days to 8 months and the leaf mosaic virus infected banana citrus seedlings were treated for more than 10 days and Xinhui orange seedlings for more than 24 days. No fragmentation virus seedlings.