Soybeans in Wake county were scouted and it was observed that 85% of the field was affected by blackening and reddening, with leaves scorched or burned. This issue is widespread.
Conclusion
The issue was identified as Cercospora blight of soybean. This disease is caused by the pathogen Cercospora kikuchii and although it's common in soybeans it rarely causes significant yield losses in North Carolina. Chemical management and cultural practices are both options to control Cercospora leaf blight.
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