Claim · model-written summary
A California melon sample showed angular and V-shaped leaf lesions.
- Taxon
- Melon
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Cucumis meloe0 - Outcome
- angular lesions surrounded by yellow halos, and larger V-shaped lesionse0
- Setting
- Yolo County, Californiae1
Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleTreatmentComparatorDirectionValueQualifier
Organisms pictured · Representative pictures of the matched species, not figures from the paper.
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Verbatim
e0“Melon leaves had small (5 to 10 mm in diameter), tan to dark reddish-brown, angular lesions surrounded by yellow halos, and larger V-shaped lesions that extended from the leaf margins to the midrib”
e1“Yolo County, California”
Title
First Report of Bacterial Fruit Blotch on Melon Caused by Acidovorax citrulli in California
L. B. Kumagai; P. W. Woods; R. Walcott; et al. Plant Disease 2014. doi:10.1094/pdis-03-14-0286-pdn
Other claims from this paper (8)
- Method / resource The isolated strain was identified as A. citrulli by immunoassay and PCR.
- Observation The 16S fragment matched an A. citrulli reference at 100% identity.
- Intervention effect Inoculated watermelon seedlings developed necrotic lesions and collapsed cotyledons.
- Intervention effect Inoculated honeydew fruit developed dry rotten cavities.
- Intervention effect Inoculated watermelon fruit collapsed in watery rot.
- Observation The melon seed lot tested positive for A. citrulli.
- Observation California A. citrulli strains were subgroup II haplotype C.
- Observation The authors report the first official record of bacterial fruit blotch in California.