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Citrus greening disease [4] (Chinese: 黃龍病; pinyin: huánglóngbìng abbr. HLB) [5] is a disease of citrus caused by a vector-transmitted pathogen. The causative agents are motile bacteria, Liberibacter spp. The disease is transmitted by the Asian citrus psyllid, Diaphorina citri, and the African citrus psyllid, Trioza erytreae.
Diaphorina citri, the Asian citrus psyllid, is a sap-sucking, hemipteran bug now in the taxonomic family Liviidae. [1] It is one of two confirmed vectors of citrus greening disease . [ 2 ] [ 3 ] It has a wide distribution in southern Asia and has spread to other citrus growing regions.
Citrus canker is mainly a leaf-spotting and rind-blemishing disease, but when conditions are highly favorable, it can cause defoliation, shoot dieback, and fruit drop. [1] The disease, which is believed to have originated in Southeast Asia, [2] is extremely persistent when it becomes established in an area. Citrus groves have been destroyed in ...
Phytoplasmal and spiroplasmal diseases; Australian citrus dieback Unknown procaryote? Stubborn: Spiroplasma citri (spread by leafhoppers) Witches’ broom of lime
Most importantly, Liberibacter is a causative agent of Huanglongbing disease (HLB) also known as citrus greening disease. [3] Liberibacter is transmitted by two insects from Psyllidae family – Diaphorina citri in Asia, Brazil and Florida, and Trioza erytreae in Africa.
The impact of Hurricanes Irma in 2017, Ian in 2022 and Milton in 2024 on trees already weakened from years of citrus greening disease "has led Alico to conclude that growing citrus is no longer ...
Citrus tristeza virus (CTV) is a viral species of the genus Closterovirus that causes the most economically damaging disease to its namesake plant genus, Citrus.The disease has led to the death of millions of Citrus trees all over the world and has rendered millions of others useless for production. [1]
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