Disease-Sniffing Dogs Might Save the World’s Citrus

An interesting read about the wonderful noses of dogs.via SmithsonianTim Gottwald will never forget the sight: the mottled yellow leaves, the withered branches, the small, misshapen fruits, tinged with sickly green. These were the signs he’d learned to associate with huanglongbing, or citrus greening—a devastating and wildly infectious bacterial infection...