MASSACHUSETTS AGRICULTURAL 

 EXPERIMENT STATION. 



AMHERST, MASS., 



COMMMITTEE ON EXPERIMENT STATION: 



Charles H. Preston, C/iain/iaii. 

 J. Lewis Ellsworth, W. W. Rawson, 



William H. Bowker, Samuel C. Damon, 



The President of the College, ex officio, 

 The Director of the Station, ex-officio. 

 William P. Brooks, Ph. D., Director. 



Annual reports and bulletins on a variety of subjects are published. 

 The.se are sent free on request to all interested in agriculture. Parties 

 likely to find publications on special subjects only of interest will please in- 

 dicate these subjects. Correspondence or consultation on all matters 

 afifecting any branch of our agriculture is welcomed. Communications 

 should be addressed to the 



Agricultural Experiment Station, 



Amherst, Mass. 



CONTENTS 



Page. 



Introduction 23 



The two known bee diseases 24 



American foul brood 24 



European foul brood 21 



Damage from bee diseases 2^ 



Present extent of bee diseases in Massachusetts 26 



Evidence that bee diseases were not recently introduced into Massachusetts.. 27 



The spread of bee diseases 29 



Feeding lioney 29 



Disinfection of tools and hands 29 



Depleted hives from greenhouses a source of danger 29 



Purchasing bees and (jueens 30 



Stray bees 30 



Brood diseases can be controlled 30 



Inspection 31 



A brief account of treatment for brood diseases 31 



' ' Shaking " 32 



Disinfection of hive materials 32 



ILLUSTRATION. 



Page. 

 Plate IV. Map showing distribution of bee diseases in Massachusetts and 



possible sources of infection from neighboring States Frontispiece 



