Plant Pathol.
a disease of plants, characterized by blackened stems and defoliation, caused by any of several fungi, as Ascochyta imperfecta or Mycosphaerella lethalis.
Plant Pathol.
a disease of plants, characterized by blackened stems and defoliation, caused by any of several fungi, as Ascochyta imperfecta or Mycosphaerella lethalis.
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012