Keller, K.M. Deveza, M.V. Koshiyama, A.S. Tassinari, W.S. Barth, O.M. Castro, R.N. Lorenzon, M.C. Fungi infection in honeybee hives in regions affected by brazilian sac brood Subjects--Topical Terms: ABELHAAPICULTURACOLMEIAMICOTOXINAFUNGO