text Bogor Pusat Perpustakaan Pertanian dan Biologi 1984 ind iv, 47 hlm 24 cm Pertanian - penelitian 630.072 20090227092049.0 YOGYA-02090000068459 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)