Characterization of a Peanut Leaf Spot of Unknown Etiology

Fig. 3. Irregular leaf spot (ILS) severity ratings over time for Georgia Green and UF-99325 in conventional tillage and in strip-tillage in 2002 and 2003. Ratings at each date are pooled across fungicide treatments and replications.



Image from Plant Health Progress article:
Characterization of a Peanut Leaf Spot of Unknown Etiology