THE TREATMENT OF AMERICAN FOULBROOD 



has been mistaken for some of the less serious brood diseases, which 

 require different treatment. It is therefore of the utmost importance 

 that a correct diagnosis be made before corrective measures are 

 applied. For this reason brief descriptions are here given of the 



FiGDBB 2. — Stages In the decomposition of pupae dead of American foulbrood : A, B, C, 

 Heads of pupae showing progressive stages of melting down and decay. In B and O 

 • the tongues show prominently. D, Scale of American foulbrood formed from the dry- 

 ing down of a diseased pupa. E, Scale of American foulbrood formed from' the drying 

 down of a diseased pupa, with a vestige of the tongue adhering to the roof of the cell. 



two other common brood disease of the apiary, European foulbrood 

 and sacbrood. 



European foulbrood usually kills the larvae in the coiled stages 

 (fig. 3). The dead larvae are slightly yellowish white in color. The 

 brood remains are watery, pastelike, or granular, the appearance 

 varying according to the age at which the larvae die. The scales 



