Quarantine plant pathogen
Closterovirus tristezae → Diaphorina citri → 'Candidatus Phytoplasma aurantifolia'
RU A2 P-P potential
Scoring
All four metrics are dimensionless. The total score is the product of specificity, host distance and confidence.
0.167
Specificity
1 / the number of pathogens on the vector — this vector carries 6 pathogens in EPPO.
0.00
Host distance
1.0 = no shared hosts · 0.5 = shared family · 0.2 = shared genus · 0.0 = shared species.
0.25
Confidence (P-P)
K = confirmed vector (1.0), P = potential (0.5); both edges are multiplied.
0.000
Total
specificity × host distance × confidence
Distribution: 'Candidatus Phytoplasma aurantifolia'
Countries with recorded presence per the EPPO Global Database (11 ISO codes).
SINLIQJOECINAEIRSABROM
Host plants: 'Candidatus Phytoplasma aurantifolia'
Top 10 host taxa per EPPO; classes per EPPO host categorisation.
- Citrus x aurantiifolia CIDAF Major host
- Citrus hybrids CIDHX Host
- Citrus medica CIDME Host
- Citrus x aurantium var. paradisi CIDPA Host
- Citrus x aurantium var. sinensis CIDSI Host
- Citrus x limon CIDLI Host
- Citrus x limonia var. jambhiri CIDJA Host
- Citrus x limon var. limetta CIDLM Host
- Citrus x limon var. limettioides CIDLT Host
- Citrus x tangelo CIDRP Host
Synonyms: 'Candidatus Phytoplasma aurantifolia'
- witches' broom of lime
- Oman witches' broom disease
- WBDL
- Lime witches' broom phytoplasma
- Phytoplasma aurantifolia
Sources
Closterovirus tristezae ↔ Diaphorina citri
* Zhang J, Xiao Y, Hu P, Chen L, Deng X, Xu M (2024) Report of Citrus tristeza virus in Diaphorina citri (Hemiptera: Liviidae) insects of different sexes, color morphs, and developmental stages. Journal of Insect Science 24(1), 13. https://doi.org/10.1093/jisesa/ieae014 ------ Laboratory and field experiments conducted in China showing that the insect can acquire the virus.
Diaphorina citri ↔ 'Candidatus Phytoplasma aurantifolia'
* Queiroz RB, Donkersley P, Silva FN, Al-Mahmmoli IH, Al-Sadi AM, Carvalho CM, Elliot SL (2016) Invasive mutualisms between a plant pathogen and insect vectors in the Middle East and Brazil. Royal Society Open Science 3(12), 160557. ------- Potential vector (studies conducted in Oman and Brazil).