LOCAL Khao Kho hill tribe expands macadamia production September 16, 2016September 16, 2016 ThaiResidents Team 0 Comment 2016, hill, Khao, Kho, macadamia, nuts, people, Petchabun, Thailand, ThaiResidents.com, tribe AS Khao Kho in Phetchabun Province is 700 meters above sea level it is ideal for growing macadamia trees which Read more