柑桔裂皮病(Citrus exocortis Viroid)是目前柑桔生产上发生普遍,危害严重的一种毁灭性病毒类病害,病原属类病毒。据国内外研究报导,裂皮病主要发生于甜橙类品种,尤以枳、枳橙和黎檬等作砧木的发病重。柑桔发病以后,其砧木部树皮产生特有的龟裂、翘裂和剥皮,树冠矮化,枝叶稀疏,影响产量。 Citrus exocortis Viroid is a common and serious devastating virus disease and pathogenic virus in citrus production. According to research reports at home and abroad, split skin disease occurs mainly in sweet orange varieties, especially the trifoliate orange, citrange and lemon for the incidence of rootstocks. After the onset of citrus, the bark of the stock rootstock produces peculiar cracking, cracking and peeling, canopy dwarf, sparse foliage, affecting the yield.