Realization of sweet cherry varieties productivity in stressful conditions in the south of Russia

The main stress factors for sweet cherries in the Krasnodar region are: late return frosts and early exposure to frost after a warm autumn. Against background of frosts, death generative organs cherry was 95%, realization productive potential − 3.3%; spring freezing fruit buds 30%, 47.8%. impact autumn, 90%, 5.6%. Under favorable weather conditions, i.e. absence any type stress, yield varieties reached 40.5 kg/tree or 27 t/ha, implementation production 57.8%. Mathematical analysis showed high correlation (R 2 = 0.97) from abnormal temperatures March degree damage 0.9). Domestic Alaya, Sashenka Volshebnitsa, can be recommended creating sustainable plantations south Russia.