TY - GEN AU - Carson,M L AU - Goodman,M M AU - Williamson,S M TI - Variation in Aggressiveness Among Isolates of Cercospora from Maize as a Potential Cause of Genotype-Environment Interaction in Gray Leaf Spot Trials SN - 0191-2917 PY - 2002/// PB - Plant disease N1 - Publication Type: Journal Article UR - https://doi.org/10.1094/PDIS.2002.86.10.1089 ER -