The BIE may also grant recognition to A1 Horticultural Exhibitions approved by the International Association of Horticultural Producers (AIPH) since 1960, and to the Triennale di Milano since 1933.
The BIE may also grant recognition to A1 Horticultural Exhibitions approved by the International Association of Horticultural Producers (AIPH) since 1960 and to the Triennale di Milano since 1933