13 



' i ) '- 



Plate 4. 



European Foiillbrood, death occurring in the late larval 

 stage: 1, 2. Capped cells containing larvae dead of European 

 Foulbrood; 4. Dead larvae showin- part removed by the 

 bees; 3, 5, 6, 7. Various stages of decay; 8, 9. Dried out 

 scales.— (iReproduced from U-S.O.A. Bulletin 810.) 



