TY - BOOK AU - Stoyanova,D. AU - Uzunova,A. TI - Effects of salicylic acid on the structure of second leaves of Hordeum vulgare L UR - https://drive.google.com/file/d/1jxMYPPIhUhFnn04-lT3vLnARFLt1qyuN/view?usp=drivesdk ER -