Tree Diseases: Ink Spot (Ciborinia whetzelli)
Introduction Ink spot (Ciborinia whetzelli) is a disease caused by the fungal pathogen, Ciborinia whetzelli. It is a common disease of aspen. The pathogen induces the formation of ink spots…
Introduction Ink spot (Ciborinia whetzelli) is a disease caused by the fungal pathogen, Ciborinia whetzelli. It is a common disease of aspen. The pathogen induces the formation of ink spots…