Ecological and economical services value of honey bees in Khorasan Razavi province

This paper carried out to investigate ecological and economical services value of honey bees using Robinson et al (1989) and Mors and Calderon (2000) model in Khorasan Razavi province. Results showed that direct products value of honey bees is equal to 68 billion rial. Ecological value of it is 9721 billion rial that it is approximately 143 fold of direct product value. The share of crop products، garden products and nitrogen stabilization of total ecological services value are 5479085، 4241986 and 417 million rial، respectively. Based on estimates، ecological services value of honey bees (pollination and nitrogen stabilization services) conclude about 30% of value added of agricultural sector and 8% of national gross product of Khorasan Razavi province. Direct products value of it (honey and beeswax production) is only 0. 48% of value added of agricultural sector and 0. 05% of national gross product of Khorasan Razavi province. Regard to results، try to promotion of farmers’ awareness to advantages of pollination through extension services، increase the colony capita of gardens and farms for closing to world standards and include of this estimates to calculating of domestic gross products of Khorasan Razavi province suggested.