Claim · model-written summary
Asymptomatic Commelina forskalaei near Sikasso tested positive.
- Taxon
- Commelina forskalaeie0
- Outcome
- tested positivee0
- Qualifier
- no symptoms were obviouse0
- Setting
- Farako creek near Sikassoe0
Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleTreatmentComparatorDirectionValue
Verbatim
e0“A weed, Commelina forskalaei (Vahl), collected by Farako creek near Sikasso tested positive in the Immunostrip test even though no symptoms were obvious.”
Title
Bacterial Wilt of Solanaceae Caused by Ralstonia solanacearum Race 1 Biovar 3 in Mali
A. T. Thera; B. J. Jacobsen; O. T. Neher Plant Disease 2010. doi:10.1094/pdis-94-3-0372b
Other claims from this paper (13)
- Intervention effect Inoculated tobacco developed characteristic wilt after 40 days, whereas water controls remained symptomless.
- Intervention effect Inoculated peanut developed characteristic wilt after 40 days, whereas water controls remained symptomless.
- Intervention effect Inoculated tomato developed characteristic wilt after 40 days, whereas water controls remained symptomless.
- Observation R. solanacearum was reisolated and identified from infected plants.
- Observation All tobacco hypersensitivity tests were negative.
- Observation All isolates were Race 1, with no significant variation between isolates.
- Observation Isolates produced acid from mannitol, sorbitol and dulcitol.
- Observation Isolates produced acid from cellobiose, lactose and maltose.
- Observation All isolates were biovar 3, matching a known tobacco Race 1 strain.
- Observation Tobacco infection reached 35 to 100% after 90 days in all tested soils.
- Observation Infected tobacco exhibited classical wilt and tested positive for R. solanacearum.
- Observation Six of nine sampled surface waters tested positive for R. solanacearum.
- Observation Race 3 biovar 2 was not detected.