Gnomonia leptostyla
E592878
Gnomonia leptostyla is a fungal plant pathogen in the order Diaporthales that causes leaf spot and anthracnose diseases, particularly on walnut trees.
Statements (43)
| Predicate | Object |
|---|---|
| instanceOf |
ascomycete fungus
ⓘ
fungus ⓘ plant pathogen ⓘ |
| affects | photosynthetic area of leaves ⓘ |
| causes |
anthracnose disease
ⓘ
leaf spot disease ⓘ |
| controlStrategy |
chemical control
ⓘ
cultural control ⓘ host resistance ⓘ |
| diseaseCategory | anthracnose of hardwood trees ⓘ |
| diseaseCycleFeature | polycyclic disease ⓘ |
| diseaseName | walnut anthracnose ⓘ |
| diseaseType | foliar disease ⓘ |
| dispersalMethod |
rain-splash-dispersed spores
ⓘ
wind-dispersed spores ⓘ |
| environmentalPreference |
humid conditions
ⓘ
moderate temperatures ⓘ |
| family | Gnomoniaceae NERFINISHED ⓘ |
| firstInfectionSource | overwintered leaf debris ⓘ |
| geographicDistribution | regions where walnuts are cultivated ⓘ |
| host |
Juglans nigra
ⓘ
Juglans regia ⓘ walnut trees ⓘ |
| impact |
reduced nut yield in walnut
ⓘ
reduced tree vigor ⓘ |
| infectionSite | leaf tissue ⓘ |
| infectsOrgan | leaves ⓘ |
| kingdom | Fungi ⓘ |
| lifecycleStage | infection during growing season ⓘ |
| managementPractice |
fungicide application
ⓘ
sanitation of fallen leaves ⓘ use of resistant walnut cultivars ⓘ |
| order | Diaporthales NERFINISHED ⓘ |
| overwintersAs | perithecia on fallen leaves ⓘ |
| parentTaxon | Gnomonia NERFINISHED ⓘ |
| pathogenicOn | Juglans species ⓘ |
| reproductionType | sexual and asexual ⓘ |
| sporeType |
ascospore
ⓘ
conidium ⓘ |
| symptom |
circular leaf spots on walnut
ⓘ
necrotic lesions on leaves ⓘ premature leaf drop ⓘ |
| taxonRank | species ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.