Eficacitatea unor insecticide în combaterea gândacului din Colorado la cartof

Abstract

One of the most effective methods of Colorado beetle integral control system is the chemical one. In order to maintain this pest control a large range of preparation are homologated in Republic of Moldova. But this range should be permanently renewed, because this pest manifests resistenke at different insecticides. The researches, made in 2005 proved a satisfactory efficiency of the Warrant 200 SL insecticide, with the consumption rate of 0,3 l/ha, which provides a biological efficiency of 100 - 90,5% during more than 2 weeks. According to the results, this product was homologated for Colorado beetle control by making a single treatment for each generation.