Prosiding expose hasil survei tanah tinjau Kab. Gorontalo, Sulawesi Utara, Manado, 25 september 1992 text Bogor Pusat Penelitian Tanah dan AgroKlimat 1994 v, 129 p. ill ; 24 cm SULAWESI UTARA SURVEI TANAH TANAH 631.47 631.47 INLIS000000000001961 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)