Cucmis sativus
cucumber
1 Related Pests
Didymella bryoniae
fungus
Stagonosporopsis cucurbitacearum, Ascochyta citrullinaAscochyta cucumis, Ascochyta melonis, Cercospora citrullinaCercospora cucurbitae, Didymella melonis, Didymosphaeria bryoniae, Didymosphaeria effusa, Didymosphaeria melonisMycosphaerella citrullina, Mycosphaerella melonis,Phoma cucurbitacearum, Phyllosticta citrullina, Sphaerella bryoniae, Sphaeria bryoniae
Worldwide
FL, GA, NY, NC, SC
Nepal
2023-09-08 23:44:46
Cucumber, watermelon, melon, squash and pumpkin
Yes
CABI CPC,ISF RPLD,ANNO LIST,DIDYBR-4,
Seed is a known pathway.
CABI CPC,ISF RPLD,ANNO LIST,DIDYBR-4,
Blotter, PCR
NSHS USDA,
Both blotter and PCR are the temporary standard of the NSHS.
Chemical, cultural
CABI CPC,DIDYBR-1,DIDYBR-2,
Seed treatment with fungicides has shown to be effective. D. bryoniae can survive on seeds, weeds, and plant debris from previously infected cucurbit crops. It is recommended to use only disease-free seed, and evaluate seed production through field inspections.
Crop Protection Compendium. Wallingford, UK: CAB International. www.cabi.org/cpc.
International Seed Federation Regulated Pest List Database. pestlist.worldseed.org Nyon Switzerland
Richardson MJ, 1990. An Annotated List of Seed-borne Disease. International Seed Testing Association, Zurich, Switzerland
El-Wakil, A.-F., Khalil, A., & El -Abbasi, I. (2017). Factors promoting pycnidia production of didymella bryoniae, the causal of gummy stem blight in cucurbits. Egyptian Journal of Phytopathology, 45(1), 173–187. Retrieved September, 2023, from https://doi.org/10.21608/ejp.2017.89736
United Stated Department of Agriculture, Animal and Plant Health Protection Service National Seed Health System (USDA-APHIS NSHS) www.seedhealth.org
Miller SA, Rowe CR, Riedel MR, 2001. The Ohio State University Gummy Stem Blight and Black Rot of Cucurbits HYG-3126-96.
Hopkins, D. L., Thompson, C. M., Hilgren, J., & Lovic, B. (2003). Wet seed treatment with peroxyacetic acid for the control of bacterial fruit blotch and other seedborne diseases of watermelon. Plant Disease, 87(12), 1495–1499. Retrieved September, 2023, from https://doi.org/10.1094/pdis.2003.87.12.1495
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