Protection nun moth

July 5 at the outbreak of mass reproduction of nun moth in Tyurmerovskih cultures larch Porechenskom district forestry forestry Borodino, Moscow Region was held for the first time release of pupal entomophage Chouioia cunea , which infects and develops into a pupa nun.

At this point, caterpillars nun killed 70-80% of larch needles, and spruce undergrowth - almost completely. The bulk of the population entomophage during the release was in the pupal stage, a small portion of caterpillars completed a diet and started the first year of butterflies phytophage.

Entomophage was obtained in the laboratory VNIILM. In the laboratory, it was found that it successfully infects and develops into a pupa nun.

If the first experience in protecting the forest from a nun with the pupal parasitoids is successful, it will open the possibility of its wide use, which will significantly reduce the use of forest resources in chemistry.

This article has been translated by machine translation.