PLATE 4 
A. —Watery-rot of tomato fruits produced by Oospora lactis parasitica. The fruits 
were inoculated in needle punctures below the stem scar and kept in a moist 
atmosphere. 
B. —Halved potato tubers, (a) Inoculated with Oospora lactis parasitica; (6) inocu¬ 
lated with Bacillus carotovorus. 
C. —Halved carrot roots, (a) Pricked with a sterile needle; (6) inoculated with 
Oospora lactis parasitica isolated from watery-rot lesions of tomato fruit. * 
