Activities on eradication of pest harborage areas, namely oak red-barred twist and green oak leaf roller, were completed. Activities were performed using aviation in woodland of Kaibitskiy forestry. The works were performed in the territory of 7822.3 hectares.
The name “leaf roller” means that in case of disease leaves of plants roll up into straws or form bunches around inflorescences. It is small and invisible and frequently very attractive by coloring butterflies. Their adults particularly do not cause harm to plants, however worms may destroy up to 60% of leaves and up to half of buds and fruits.