00508nam a2200157Ia 4500001001000000003000500010008004100015010001100056040000900067100002500076245010800101260004600209300001000255440004000265650004500305Para_4420CHAP220125s1920    xx            000 0 und d  a202921  cCHAP  aSturtevant, Arnold P  aA study of the behavior of bees in colonies affected by european foulbrood  /c by Arnold P. Sturtevant  aWashington  :b Department of Agriculture  a28 p.  aEUA. Dept. of Agriculture Bull; 804  aAbejas x Enfermedades  Abejas x Plagas