“…These demands have led to the increased occurrence of vertical integration in agricultural food and nonfood product markets (Sporleder, 1992;Martinez et al, 1997;Gow et al, 2000;Engelbart et al, 2001;SAMIC, 2002;Singh, 2002). A supply chain created through vertical integration can be defined as an integrated process through which a number of firms co-operate in an effort to acquire raw materials, process these materials into another form, and deliver these products to consumers (Bearnon, 1998;Rehber, 1998).…”