Compendium of apple and pear diseases.

• Corporate Author: The American Phytopathological Society
• Other Authors: Aldwinckle, H., Jones, A.
• Format: Book
• Language: English
• Published: Minnesota : The American Phytopathological Society, 1990
• Subjects: Ασθένειες; Αχλαδιά; Μήλα; Παθολογία; Φυτά > Καλλιέργεια; Φυτοπαθολογία