PLANT BACTERIA, VOL. 3. 



PLATE 29. 



Tomato plant two-thirds natural size. Inoculated on Sept. 6, 1904, with Bacterium solanacearum 

 (District of Columbia strain) which had been grown in the thermostat at 37.5 C. 



Photographed Sept. 30; pricked part swollen and nodular, leaves reBexed but not wilted, 

 has wilted, shrivelled, and fallen otf. 



The extreme top 



