The research objective was to study comparison amongst purchasing, wage and combination systems at sugarcane plant maintenance at PTPN VII Cinta Manis in order to get the minimum operation cost. This study was carried out at PTPN VII Cinta Manis, Ketiau Village, Tanjung Batu Subdistrict, Ogan Ilir District from March to May 2008. The method used in this study was survey method (case study). Dat…