Vern Bonham Stewart

1888 – 1918

• Fire Blight of Pears, Apples, Quinces, Etc
• Further studies in the role of insects in the dissemination of fire blight bacteria
• Notes on the fire blight disease
• Some Verticillium diseases
• The fire blight disease in nursery stock ..
• The leaf blotch disease of horse-chestnut
• The leaf blotch of horse-chestnut