1. Universidade Estadual de Maringá, Maringá 87020-090, Paraná, Brazil
2. Department of Horticulture and Crop Science, Cal Poly, San Luis Obispo, CA 93407
3. North Carolina State University, Department of Plant Pathology, Raleigh, NC 27695
4. Empresa Brasileira de Pesquisa Agropecuária - Embrapa Forestry, Laboratory of Forest Pathology, Colombo 83411-000, Paraná, Brazil.