1. School of Applied Biosciences, Kyungpook National University, Daegu 41566, Republic of Korea
2. Forest Microbiology Division, National Institute of Forest Science, Suwon 16631, Republic of Korea
3. Forest Tree Improvement and Biotechnology Division, National Institute of Forest Science, Suwon
4. Division of Wild Plant Seeds Research, Baekdudaegan National Arboretum, Bonghwa 35208, Republic of Korea