John A. Milbrath

1909

• Cause and control of the Coryneum blight of oriental arborvitae
• Control of the black mold fungus Chalaropsis thielavioides Peyr. on Manetti rose
• Selecting stone fruit trees free from virus diseases
• Stony pit of pear in Oregon
• The cause and control of defoliation in cut holly
• The removal of leaves from rose plants at the time of digging
• Tomato tip-blight virus