Plate 1. 



American Foulbrood death occurring in the larval stage: 

 1. Healthy capped cell; 2, 3. Capped cells containing dead 

 larvae; 4, Healthy larva; 5, 6, 7, 8. Progressive decay; 9, 10. 

 dry scales. — (Reproduced from U.S.D.A. Bulletin 809.) 



