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Alternaria radicina (black rot of carrot )
Alternaria radicina
black rot of carrot
Macrosporium daucinum, Pseudostemphylium radicinum, Stemphylium radicinum, Thyrospora radicina
Worldwide
Widespread
2022-09-22
fungus
Mexico
Only carrot is known to be a host of this pathogen
ALTERA
This pathogen is not quaranted anywhere in the world. Not reported in MX
2 Known Hosts
Coriandrum sativum
coriander
No
This is not a host for this pathogen
Daucus carota
carrot
Yes
ALTERA-1, ALTERA-2, ISFRPLD
Seed transmission of this pathogen in carrot is well documented and accepted
Yes
Blotter assay, Agar plating, PCR
ISTA blotter method is the NSHS Standard Method (ALTERA-4)
ALTERA-2, ALTERA-3, ALTERA-4, ALTERA-5
Hot water, Hot sodium hypochlorite, Thiram soaks
ALTERA-1, ALTERA-2
ALTERA-1
Alternaria radicina In: Crop Protection Compendium. Wallingford, UK: CAB International. www.cabi.org/cpc."
ALTERA-2
Pryor, BM, Davis, RM, Gilbertson RL, 1994 Detection and eradication of Alternaria radicina on carrot seed. Plant Disease 78:452-456
ISFRPLD
ALTERA-3
Pryor BM, Gilbertson, RL. 2001 A PCR-based assay for detection of Alternaria radicina on carrot seed. Plant Disease 85; 18-23
ALTERA-4
Seed Health Testing Method for Alternaria radicina rb 3.1.http://www.seedhealth.org/files/pdf/Vegetable_Crops.pdf
ALTERA-5
International Rules for Seed Testing. Annexe to Chapter 7: Seed Health Testing Methods. 2014. 7-002a: Blotter method for the detection of Alternaria radicina on Daucus carota (carrot)
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