Podosphaera leucotricha

Apple Powdery Mildew

William McPhee

Powdery mildew on apple trees is a problem in the Okanagan because of the ideal climatic conditions for the fungus Podosphaera leucotricha. Control of the disease is poorly understood by growers, which has resulted in a lot of frustration. more

Apr 8, 2013 3:08 PM Articles