SIMULTANEOUS (SYNCHRONOUS) CHANGES THE DYNAMICS OF PESTS OF SUGAR BEET IN THE CENTRAL FOREST-STEPPE OF UKRAINE

Abstract

The data, simultaneous outbreaks of many species of harmful insects, including some pests of sugar beet in the Central Forest-Steppe of Ukraine. Confirmed that to predict the onset of regular population cycles of winter Cutworm, Cutworm-gamma, cabbage Cutworm, meadow moth and beet weevil usual it is advisable to use the drastic changes in solar activity. It is established that the beginning of the next mass outbreaks of these pests in the Central forest-Steppe of Ukraine took place in 90-93% of the cases analysed, which gives the possibility to predict the trends of mass breeding in the future.