The Rodenticide Resistance Action Group has issued new rat and mouse resistance guidelines

The Rodenticide Resistance Action Group has issued new rat and mouse resistance guidelines, which are now available online

A key addition is inclusion of the non-anticoagulant cholecaciferol and its role in resistance management.

Further additions include consideration of new resistance data such as ‘hybrid resistance’, updated information on the distribution of resistance, and a useful appendix that classifies active ingredients for resistance management.