Anthracnose
scouted Sept. 2, 2022
- Scientific Name
- Colletotrichum destructivum
- Background
- Soybeans in Pamlico county, variety AG48XF2, were scouted and it was observed that 70% of the field was affected by browning and yellowing, leaf spots,or fruit drop. The previous crop was corn. group 4.8 shedding leaves turning off before earlier group 4s. Foliar fungicide and fertilizer was applied. The soil is organic soil.
- Conclusion
- The cause of disease was identified as Anthracnose, caused by Colletotrichum. While usually a disease that shows in the stems and the petioles, it can also cause leaf curling and reddening of the veins. Warm, wet weather favors infection and disease development. Crop rotation and tillage can reduce inoculum, while foliar fungicides will reduce disease, but it's usually not profitable.
- Resources
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- No resources have been added.
