Out scouting for powdery mildew in your vineyard? Maybe you should take along your dog and train them up to do it for you!
US research found that dogs are able to distinguish grape leaves with powdery mildew infections from those un-infected or infected with other fungi. They suspect our canine friends can smell volatile compounds given off by the leaf/fungus combination.
Watch this space!
https://www.sciencedirect.com/science/article/abs/pii/S1558787824001035
