The representatives of the four leading breeding companies – Robert Ilsink (Interplant Roses), Ed Moor (Sion), Aad van der Knaap (KP Holland) and Peter van de Pol (Schoneveld Breeding) – photo: Sion

The representatives of the four leading breeding companies: Robert Ilsink (Interplant Roses), Ed Moor (Sion), Aad van der Knaap (KP Holland) and Peter van de Pol (Schoneveld Breeding) – photo: Sion