在大多数种植柑桔的国家中,发现有柑桔木质陷孔病。它为害宽皮柑桔、桔柚和甜来檬,其他柑桔种类对该病不表现症状。这种病最初是由Reichert等人发现的,他们称之为木质陷孔病(Xyloporosis),是巴勒斯坦甜来檬砧的一种茎陷点病。Childs证实该病可以通过芽接从可能带病而无症状的树传到奥兰多桔柚实生苗,并把它命名为木质陷孔病(Cachexia)。到目前为止,还没有关于该病病原物的资料。木质陷孔病的检测是通过用奥兰多桔柚实生苗 In most citrus growing countries, citrumbic holes are found. It is harmful to the skin citrus, orange grapefruit and sweet to lemon, other citrus species does not show symptoms of the disease. The disease was first discovered by Reichert et al., Who call it Xyloporosis, a stem-pitted disease of the Palestinian sweet and anvil. Childs confirmed that the disease could be sprouted from a probable asymptomatic tree to a Orlando citrus seedling and named it Cachexia. So far, there is no information on the pathogen of the disease. Detection of wood-borne diseases is through the use of Orlando grapefruit seedlings