Licence permits release of Koppert Swirski Mite® in polytunnels in England
January 6, 2021
against thrips and whiteflies, but will also feed on the two-spotted spider mite , Tetranychus urticae . Koppert is also able to announce that the long-standing [...] thrips especially the Western Flower thrips, Frankliniella occidentalis , but also provide good activity against whiteflies and spider mites . The products [...] Brokenhurst, for allowing Koppert to carry out this work on their farms. We would also like to express our gratitude to DEFRA for granting us the opportunity to