Hazards of pesticides to bees : Avignon (France), September 07-09, 1999 : 7th international symposium of the ICP-BR Bee Protection Group. : Sep 1999, Avignon, France. (Colloques - Institut National de la Recherche Agronomique ; 98)
Hazards of pesticides to bees : Avignon (France), September 07-09, 1999 : 7th international symposium of the ICP-BR Bee Protection Group. : Sep 1999, Avignon, France.
(Colloques - Institut National de la Recherche Agronomique ; 98)