1. Department of Agronomy, College of Agriculture & Life Sciences, Chungnam National University, Daejeon 34134, Korea
2. Kyeongnam Branch Office, Korea Seed & Varieties Service, Miryang 50449, Korea
3. Department of Southern Area Crop Science, Rural Development Administration, Miryang 50424, Korea
4. LG Chem., Ltd, Seoul 07796, Korea
5. USDA-ARS Crops Pathology and Genetics Research Unit, Davis, CA 95616, USA
6. Department of Plant Sciences, University of California, Davis, CA 95616, USA