Fecha de publicación: 06/04/1982 Fuente: WIPO "hive" A pollen collecting entrance structure for a beehive comprising a base for supporting a beehive, said base defining an accessway providing communication with the exterior of the base and the space, said space being in open communication with the beehive, a grid removably mounted across the path through the space between the accessway and the beehive, a removable receptacle located below the grid to collect the pollen dislodged from the bees bodies when passing through the grid, said grid and receptacle being removable from the base without the need to disturb the beehive.