1. Department of Breeding, A.N. Bukeikhan Kazakh Research Institute of Forestry and Agroforestry, Shchuchinsk, Kazakhstan
2. Department of Botany, Faculty of Science, The Maharaja Sayajirao University of Baroda, Vadodara, India
3. Department of Horticulture, Agricultural Faculty, Ataturk University, Erzurum, Turkey
4. Department of Forest Resources and Forestry, S. Seifullin Kazakh Agro Technical University, Nur-Sultan, Kazakhstan