PLATE 57 
Effect of Ricinus wilt organism when inoculated by needle pricks at XX into 
shoots of tomato, June 26, with subculture of a colony isolated from wilted tomato 
No. 1, which was inoculated from subculture, of a poured-plate colony out of a wilted 
Ricinus plant received from Townsend, Ga. Photographed July 2, 1918. Much 
reduced. 
