-The speed at which fungicide resistance can develop leaves no room for complacency. For example there are examples where spot form of net blotch has developed resistance in just one or two seasons.
On this podcast Fran Lopez Ruiz from the Centre for Crop and Disease Management gives details of research which proves that some fungal diseases can start independently of the normal disease spread mechanisms, and also describes a recent discovery of a double mutant population which is resistant to two modes of action.