Sturtevant, Arnold P <br/><br/>
A study of the behavior of bees in colonies affected by european foulbrood  / 
by Arnold P. Sturtevant 
 - Washington  :   Department of Agriculture 
 - 28 p. 
 - EUA. Dept. of Agriculture Bull; 804 .
<br/><br/><label>LCCN: </label>202921 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Abejas -- Enfermedades  Abejas -- Plagas