1. Faculty of Science and Technology; Department of Agricultural Technology; Thammasat University; Pathumthani Thailand
2. School of Science; Mae Fah Luang University; Chaing Rai Thailand
3. Department of Plant Pathology and Plant-Microbe Biology; Cornell University-New York State Agricultural Experiment Station; Geneva New York
4. Faculty of Agriculture; Department of Plant Pathology; Kasetsart University; Bangkok Thailand