Bui. 43 r, U. S. Dept. of Agriculture. 



Plate I. 





Fig. 1.— Marked Saobrood Infection. Size Slightly Less than Naturau 



(Original.) 



l^Sim^i^tB'^^d 



g^aJH^CjSli 







s 



^^9L.-^c>BS 





FiQ. 2.— Heavy Sacbrood Infection, Showing a Number of Different Stages 

 OF Decay of Lahv/e. Eqqs, Young Larv/e in Different Stages of Develop- 

 ment, and Diseased Larv/e in Same Area. Natural Size. (Original.) 



SACBROOD PRODUCED BY EXPERIMENTAL INOCULATION. 



