[Allona, I., Ramos, A., Ibanez, C., Contreras, A., Casado, R., Aragoncillo, C. (2008). Molecular control of winter dormancy establishment in trees. Spanish J. Agricult. Res.,6, 201–210.10.5424/sjar/200806S1-389]Search in Google Scholar
[Anonymous (2012). Modified method of: Volkov, F. A., Yaroslavtsev, E. N., Vlasova, T. N. Determination of winter hardiness of fruit and berry crops to cold season stressors in field and controlled conditions [Ф. А. Волков, E. H. Ярославцев, T. H. Власова. Определение устойчивости плодовых и ягодных культур к стресорам холодного времени года в полевых и контролируемыхусловиях (метод. указ.)] Moscow, 2002, p. 119 (in Russian).]Search in Google Scholar
[Enache, V., Baciu, A. A. (2016). Influence of temperature in dormancy period on fruit buds of some stone fruit tree species. J. Horticult. For. Biotechnol.,20, 17–23.]Search in Google Scholar
[Holubowicz, T., Bojar, K. (1982). Cold tolerance studies of one year shoots of eight black currant cultivar. Fruit Sci. Rep.,9 (3), 91–99.]Search in Google Scholar
[Jänes, H., Kahu, K. (2008). Winter injuries of plum cultivars in winters 2005–2007 in Estonia. In: Proceedings of International Scientific Conference “Sustainable Fruit Growing: From Plant to Product”, 28–31 May 2008, Jūrmala, Dobele, Latvia. Latvia State Institute of Fruit Growing, Dobele, pp. 149–153.]Search in Google Scholar
[Jänes, H., Klaas, L., Pae, A. (2007). Winter hardiness of plum on different rootstocks in winter 2002/2003 in Estonia. Acta Hort.,734, 295–298.10.17660/ActaHortic.2007.734.38]Search in Google Scholar
[Lepsis, J., Dēķena, Dz., Dēķens, V. (2008). Evalution of European plum rootstocks in Latvia. In: Proceedingsof International Scientific Conference “Sustainable Fruit Growing: From Plant to Product”, 28–31 May 2008, Jūrmala, Dobele, Latvia. Latvia State Institute of Fruit Growing, Dobele, pp. 77–82.]Search in Google Scholar
[Lepsis, J., Drudze, I., Dekens, U. (2004). The evaluation of different plum and pear rootstocks in the nursery. Acta Hort., 658, 167–171.10.17660/ActaHortic.2004.658.23]Search in Google Scholar
[Palonen, P., Buszard, D. (1997). Current state of cold hardiness research on fruit crops. Can. J. Plant. Sci.,77, 399–420.10.4141/P96-013]Search in Google Scholar
[Proebsting, E. L. (1982). Cold Resistance of Stone Fruit Flower Buds. Issued by cooperative extension of Washington State University. 7 pp.]Search in Google Scholar
[Rodrigo, J. (2000). Spring frosts in deciduous fruit trees — morphological damage and flower hardiness. Scientia Hort.,85, 155–173.10.1016/S0304-4238(99)00150-8]Search in Google Scholar
[Rozpara, E., Glowacka A., Grzyb Z. S., (2010). The growth and yields of plum cultivars grafted on two rootstocks in central Poland. Acta Hort., 874, 255–259.10.17660/ActaHortic.2010.874.35]Search in Google Scholar
[Sitarek, M., Grzyb, Z., Kozinski, B. (2007). Effect of four different rootstocks on the growth, yield and fruit quality of ‘Valor’ plum trees. Acta Hort., 734, 413–41610.17660/ActaHortic.2007.734.62]Search in Google Scholar
[Szalay, L., Molnar, A., Kovacs, S. (2017). Frost hardiness of flower buds of three plum (Prunus domestica L.) cultivars. Scientia Hort.,214, 228–232.10.1016/j.scienta.2016.11.039]Search in Google Scholar
[Tromp, J., Webster, A., Wertheim, S. (2005) Fundamentals of Temperate Zone Tree Fruit Production. Backuys Publishers, Leiden. 400 pp.]Search in Google Scholar
[Tyurina, M. M., Demenko, V. I., Goloulina, L. K., Eczedi, J. J. Arsentyev, A. P. (2000). Physiology of winter toleration, growth and fructification by fruit and small fruit plants. In: Scientific Works of the International Conference “The History, Present Time and the Perspective Progress of the Russian Horticulture”. Moscow, pp. 192–220 (in Russian).]Search in Google Scholar
[Wertheim, S. J. (1998). European plum. In: Rootstock Guide. Fruit research station, Wilhelminadorp, The Netherlands, pp. 115–137.10.17660/ActaHortic.1998.478.20]Search in Google Scholar
[Yeryomin, G. (1993). Breeding of winter hardy stone fruit cultivars in the North Caucasus [Селекция зимостойких сортов косточковых культур на Северном Кавказе]. In: Breeding for Winterhardiness of Fruit and Berries Plants [Селекция на зимостойкость плодовых и ягодных культур], Moscow, pp. 48–54 (in Russian).]Search in Google Scholar
[Yeryomin, G., Safarov, P. (2013). Intensive Technologies for Growing of Russian plum [Интенсивные технологии возделывания сливы Русской]. Krimsk. 35 pp. (in Russian).]Search in Google Scholar