First resistant corn rootworms found in the USA

There are indications in the USA that the Western corn rootworm could develop resistance to genetically modified Bt maize. Scientists in Iowa,… more

“Looking at all the results, we can assume that cultivation of this maize does not pose a problem.”

From 2005 to 2008, a joint biosafety research group studied genetically modified MON88017 Bt maize, which has a new gene that makes it resista… more

Genetically modified Bt maize in the USA: Resistance management under fire

Not all farmers in the USA appear to be complying with the resistance management requirements for genetically modified Bt maize. A consumer… more

Development of resistance to Bt maize among Western corn rootworm

(2005 – 2008) University of Göttingen, Institute of Plant Pathology and Plant Protection, Göttingen more

Time for adjustments?

After many years of the use of pesticides it is a well known fact, that insects are able to evolve resistance against insecticidal agents. … more

Cotton pest develops resistance to Bt plants: “evolution in action”

For more than ten years, millions of hectares of genetically modified maize and cotton plants have been planted worldwide. Apparently for the … more

Research into the activation of Bt proteins in the Western corn rootworm

(2005 – 2008) Federal Biological Research Centre for Agriculture and Forestry (BBA) (since 2008 Julius Kühn Institute (JKI)), Institute … more

Monitoring and resistance management for the sustainable use of Bt toxins

(2002 – 2006) RWTH Aachen University, Institute of Environmental Research (Biology V) Chair of Ecology, Ecotoxicology and Ecochemistry (… more

What the pest likes to eat

Late August 2006. Figures clad in protective suits stand in front of a row of miniature tents teeming with life in a small room at the Univ… more

Investigations for the early detection of resistance development in the European corn borer and for understanding the resistance mechanisms

(2001 – 2004) Federal Biological Research Centre for Agriculture and Forestry (BBA), Institute for Biological Control; Darmstadt more