Assessment of the influence of a biorational insecticide of the juvenoid class on the state of fruit cenoses

The dominant pests in the apple and plum cenoses are representatives of tortrix family (Tortricidae) on - codling moth (Cydia pomonella L.), (Grapholitha funebrana Mats.), which develop region southern Russia three full generations. loss yield from vital activity these phytophages can reach 60-80%. It has been established that inclusion a 2-fold application insecticide Insegar, WDG protection system allows preserving 98.9% fruits 94.6-99.2% fruits. stimulating effect use insecticides juvenile group agrobiological indicators apple-tree variety Golden Reinders Kabardinskaya early was revealed, namely, increase length one-year growth. proven double plantations does not lead to violation hygienic standards for content fenoxycarb soil