AGROVOC

Bursa Province (Turkish: Bursa ili) is a province in western Turkey, along the Sea of Marmara. (http://en.wikipedia.org/wiki/Bursa_Province)

Balıkesir Province (Turkish: Balıkesir ili) is a province in midwestern Turkey, having coastlines on both the Sea of Marmara and the Aegean. (http://en.wikipedia.org/wiki/Bal%C4%B1kesir_Province)