1. Apple Research Institute, National Institute of Horticultural & Herbal Science, Rural Development Administration, Gunwi 39110, Republic of Korea, and Department of Horticulture, Kyungpook National University, Daegu 41566, Republic of Korea
2. Apple Research Institute, National Institute of Horticultural & Herbal Science, Rural Development Administration, Gunwi 39110, Republic of Korea
3. Department of Horticulture, Kyungpook National University, Daegu 41566, Republic of Korea