1. Environmental Infrastructure Research Department, National Institute of Environmental Research, Incheon, Korea.
2. Incheon International Airport Regional Office, Animal and Plant Quarantine Agency, Incheon, Korea.
3. School of Applied Biosciences, Kyungpook National University, Daegu, Korea.
4. Department of Microbiology, College of Natural Sciences, Dankook University, Cheonan, Korea.