1. Department of Industrial Plant Science and Technology, Chungbuk National University, Cheongju, Republic of Korea
2. Department of Forest Science, Chungbuk National University, Cheongju, Republic of Korea
3. Department of Herbal Crop Research, National Institute of Horticultural and Herbal Science, Eumseong, Republic of Korea
4. Department of Crop Science, Chungbuk National University, Cheongju, Republic of Korea