Gypsy moth as the key type of gnawing phillofags in birch forests of West Siberia

In article the main features of the mechanism of mass reproductions of gypsy moth in birch forests of West Siberia are described. Increase of number both its consuments and several species of butterflies families Zygaenidae and Nymphalidae is connected with flashes of mass reproductions of gypsy moth. The plantings growing on poor soils become the centers of mass reproduction of gypsy moth as a rule. In the same time centers of phyllofag are allocated with the biodiversity.