na INLIS000000000004516 20260108032340 0010-0126000015 ta 260108 g 0 ind 633.855.34 633.855.34 WIT p Witjaksana Darmosarkoro Profil Pusat Penelitian Kelapa Sawit, Pusat Penelitian Kelapa Sawit Indonesian Oil Calm Research Institute / Profil Pusat Penelitian Kelapa Sawit, Pusat Penelitian Kelapa Sawit Indonesian Oil Calm Research Institute Medan : Witjaksana Darmosarkoro, 2009 i, 24 hlm : ilus. ; 21 cm Darmosarkoro Witjaksana BUN028556