The diagnosis of bee diseases by laboratory methods - McCray, Arthur Howard, 1880; White, George Frederick, 1885- (Washington, D.C. : United States, Dept. of Agriculture, 1918)
Autoría tomada de páginas preliminares
United States, Department of Agriculture, Bulletin No. 671 (professional paper).
Keywords: ABEJAS; ENFERMEDADES; DIAGNÓSTICO DE LABORATORIO; APICULTURA