Locality:
United States, Wisconsin, Argyle, 5 miles east of Argyle in farmer's field
42.701073 -89.768503 +-2976m.
Occurrence Remarks:
plants killed in circular and irregular patches, particularaly on southwest slope. Estimated 10-15% of plants killed in 19-acre filed and more plants dying at periphery of patches. No question about diagnoses of disease of identification of pathogen.