About The Author

Christoph Vorburger is a Research Group Leader, Adjunct Professor ETH Zürich at Eawag: Das Wasserforschungs-Institut des ETH-Bereichs | Eawag · Department of Aquatic Ecology.


The Friend Of My Enemy Is My Enemy: Resistance-Conferring Symbionts As A Challenge For Biological Control

Tiny parasitic wasps are important natural enemies of aphids and, therefore, a farmer’s best friends. They are bred in great numbers and released in greenhouses to protect crops against aphid infestations. However, aphids have allies with whom they fight back. Some aphids carry symbiotic bacteria that make them resistant to parasitic wasps. These so-called defensive