Cavalloro, R European research on varroatosis control : proceedings of a meeting of the EC Experts' group, bad Homburg, 15-17 October 1986 R Cavalloro - Rotterdam Brookfield, VT ; Balkema 1988 - xii, 259 p. : ill., maps ; 25 cm ISBN: 9789061918462 Subjects--Topical Terms: Varroa jacobsoni -- Congresses Dewey Class. No.: 305.809 CAV