Lådhumlors effekt på förekomst av vilda humlor
Pollinating insects are important, not only to wild flowering plants, but also for crops. But the number of pollinators is decreasing all over the world. This is thought to happen mainly because of the lack of suitable habitats but also of diseases and pesticides. The decreasing number of pollinators have led to an increased need of managed honeybees and bumblebees for pollination of crops. This c
