Abstract
Abstract Background and goals Sour rot, a major challenge in grape production, is caused by the interaction of microorganisms and Drosophila flies. It is distinct from another common grape rot in vineyards, Botrytis bunch rot, which is caused by Botrytis cinerea. As fungicides used against Botrytis do not control sour rot, to effectively implement management practices targeted for sour rot, it is crucial to understand, identify, and differentiate the symptoms of sour rot from those of Botrytis. Methods and key findings These videos educate audiences on recognizing the symptoms of sour rot and Botrytis bunch rot by emphasizing each disease’s key etiological and visual distinctions. Part 1 informs viewers on how to differentiate sour rot disease symptoms and causal agents. Part 2 provides an overview of integrated pest management (IPM) approaches for sour rot, including chemical controls for the causal agents as well as cultural practices that reduce disease risk. Conclusions and significance Effective management of sour rot requires correct identification of symptoms and use of IPM strategies, as commonly-used fungicides for rots are not effective against sour rot. These videos help growers and researchers identify, adopt, and explore different IPM options for sour rot.
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Claims 4
Claim · model-written summary
Sour rot is caused by microorganisms and Drosophila flies.
Verbatim
e0“Sour rot, a major challenge in grape production, is caused by the interaction of microorganisms and Drosophila flies”
e1“Sour rot, a major challenge in grape production, is caused by the interaction of microorganisms and Drosophila flies”
Claim · model-written summary
Botrytis bunch rot is caused by Botrytis cinerea.
- Taxon
- grapee1
- Interactor
- Botrytis cinerea
Botrytis cinereae0pathogen - Outcome
- Botrytis bunch rote0
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“Botrytis bunch rot, which is caused by Botrytis cinerea”
e1“Sour rot, a major challenge in grape production, is caused by the interaction of microorganisms and Drosophila flies”
Claim · model-written summary
Fungicides used against Botrytis do not control sour rot.
Not reportedComparator
Verbatim
e0“fungicides used against Botrytis do not control sour rot”
e1“fungicides used against Botrytis do not control sour rot”
t0“Grape”
Claim · model-written summary
Authors recommend identifying sour rot symptoms and using integrated pest management.
Verbatim
e0“Effective management of sour rot requires correct identification of symptoms and use of IPM strategies”
e1“Effective management of sour rot requires correct identification of symptoms and use of IPM strategies”
t0“Grape”
The same questions in other papers
Botrytis · disease · VitisPositive and negative results
1 paper in the same direction as this paper · 1 in the opposite direction
- positive
- negative
fungicide · disease · VitisPositive and negative results
3 papers in the same direction as this paper · 22 in the opposite direction
- positive
- positive
- positive
22 papers more in this group
See all 26 papers →Claims are grouped by organism, treatment and what was measured or targeted. A paper counts as positive when any of its claims in the group is positive.