22 TREATMEXT OF BEE DISEASES. 



PUBLICATIONS OF THE DEPARTMEM! OP AGEICTJLTTJEE ON BEE 



DISEASES. 



There are several other publications of the Bureau of Entomology 

 of this department which deal with bee diseases. They may be 

 obtained on request to the Editor and Chief of the Division of Pub- 

 lications, Department of Agriculture, and are the following : 



Circular No. 94, " The Cause of American Foul Brood." By G. F. White, Ph. D. 



1907. 4 pp. 



Tills puWication contains a brief account of the investigations which demonstrated 

 for the first time the cause of one of the brood diseases of bees, American foul brood. 



Bulletin No. 70, '* Report of the Meeting of Inspectors of Apiaries, San Antonio, 



Tex., November 12, 1906." 1907. 79 pp., 1 pi. 



Contains an account of the histor.y of bee-disease investigations, the relationship of 

 bacteria to bee diseases, and a discussion of treatment by various inspectors of apiaries 

 and other practical beekeepers who are familiar with diseases of bees. 



Bulletin No. 75, Part II, " Wax Moths and American Foul Brood." By E. F. 



Phillips, Ph. D. 1907. Pp. 19-22, 3 pis. 



An account of the behavior of the two species of wax moths on combs containing 

 American foul brood, showing that moths do not clean up the disease-carrying scales. 



Bulletin No. 75, Part III, '' Bee Diseases in Massachusetts." By Burton N. 



Gates. 190S. Pp. 23-32, map. 



An account of the distribution of the brood diseases of bees in the State, with brief 

 directions for controlling them. 



Bulletin No. 75, Part IV, "The Relation of the Etiology (Cause) of Bee Dis- 

 eases to the Treatment." By G. F. White, Ph. D. 1908. Pp. 33-^2. 



The necessity for a knowledge of the causes of bee diseases before rational treatment 

 is possible is pointed out. The present state of knowledge of the causes of disease is 

 summarized. 



Technical Series, No. 14, "The Bacteria of the Apiary, with Special Reference 



to Bee Diseases." By G. F. White, Ph. D. 1906. 50 pp. 



A study of the bacteria present in both the healthy and the diseased colony, with 

 special reference to the diseases of bees. 



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