PLANT BACTERIA. VOL. 3. 



PLATE 7. 



Bacterium stewarli in sweet corn. 



(l) Pint case of disease in hot-house, inoculations of 1902. Photographed Aug. 19, i. *.. 19 days after placing the bacteria on the plant. 

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

 yellow bacteria. Variety Eaily White, planted Aug. 4. inoculated Aug. 9, photographed Sept. 8, 1901. 



