TY - BOOK AU - Borkowska,B. AU - Michalczuk L. TI - The physiological disorders of sour cherry cultures:necrosis and vitrification UR - https://drive.google.com/file/d/1urZ-OQqv6ZCmxT2NQKg10gj7vFrMTLCy/view?usp=drivesdk ER -