PLANT BACTERIA, VOL. 3. 



PLATE 7. 



Bacterium stewarti in sweet;'corn. 



(i) First'case of disease in hot-house, inoculations of 1902. Photographed Aug. 29. i. c, 19 days after'placing the bacteria on the plant. 

 (2) Third and fourth cases from first series of inoculations. The largest plant 2 feet high without.lifting the leaves. Vessels full of the 

 yellow bacteria. Variety Early White, planted Aug. 4, inoculated Aug. 9, photographed Sept. 8, 1902. 



