Mohamed H. RussiaSaratovSaratov State University , 83, Astrakhanskaya str., Saratov, 410012, Russia 410010alexandra.peterson@yandex.ru Author's articles Associative Microorganisms Shoots Apple Tree (Malus P. Mill, 1754) in Saratov Region Antagonistic Activity of Bacterial Association of Apple Shoots Against Phytopathogenic Fungi