[Is the varroa problem under control? (Conventional or alternative control)]

abeille domestique acarina apicultura apiculture bee colonies calidad chemical control colonia de abejas colonie d'abeilles control de plagas honey production honeybees integrated control lucha integrada lutte antiravageur lutte chimique organisme nuisible aux animaux pest control pests of animals plagas de animales production de miel quality varroa