Plant Pathol.
1. a limited, often circular, discolored, diseased area on a leaf, usually including a central region of necrosis.
2. any disease so characterized.
[ 1900-05 ]
Plant Pathol.
1. a limited, often circular, discolored, diseased area on a leaf, usually including a central region of necrosis.
2. any disease so characterized.
[ 1900-05 ]
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012