na INLIS000000000002487 20231227033002 0010-1023000148 Laporan bulan April 2004 / David Allorerung Allorerung, David 20 p : ill. ; 29 cm Bogor : Pusat Penelitian dan Pengembangan Perkebunan, 2004 231227 g 0 ind 1829/L/2016