Claim · model-written summary
Before visible wilt, infected leaves showed a slight chlorophyll decrease.
- Taxon
- chrysanthemum
Chrysanthemumt0 - Interactor
- VerticilliumVerticilliume1pathogen
- Outcome
- chlorophyll levele0
- Direction
- decreasee0
Verbatim
e0“only a slight decrease in chlorophyll level were detected within infected leaf tissue before the appearance of visible wilt.”
t0“chrysanthemum”
e1“Verticillium dahliae Kleb. invaded and colonized chrysanthemum leaf tissue before symptom expression.”
Title
William E. MacHardy; Robert Hall; Lloyd V. Busch Canadian Journal of Botany 1974. doi:10.1139/b74-009
Other claims from this paper (3)
- Observation Verticillium dahliae colonized chrysanthemum leaves before symptoms appeared.
- Observation Similar fungal propagule numbers occurred in asymptomatic and symptomatic leaf parts.
- Observation Before visible wilt, infected leaves showed no changes in relative water content, permeability, RNA, or protein.