Balai Pengkajian Teknologi Pertanian Sumatera Utara text Medan Balai Pengkajian Teknologi Pertanian Sumatera Utara 2005 v, 70 hlm.; 23 cm. PERTANIAN KOMODITAS SUMATERA UTARA 630.1 630.1 BAL k 979-3137-03-7 200804 20200804012702 INLIS000000000000158 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)