ABSTRACT The research about The effect of root stock age and kinds of scion on coffea robusta seedling (Coffea canephora). It has been done since may 10 '2001 until Juli 10' 2001 at PTP.Nusantara IX, Sukamangli, Bojongrejo Afdeling Bandarejo, Candiroto District, Temanggung Regency Central Java with altitude.±__ 550 meters. The soil type is lat0sol. The method of researc…