Plant Pathol.
a fungal disease of woody plants, characterized by thick, threadlike strands of mycelium on the undersides of the leaves and branches.
Plant Pathol.
a fungal disease of woody plants, characterized by thick, threadlike strands of mycelium on the undersides of the leaves and branches.
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012