00520     2200157   4500001002100000005001500021035002000036245009500056110005600151300003000207260007200237082000800309084001400317650001400331990001700345INLIS00000000000008920200423024242  a0010-04200000041 aLaporan Akuntabilitas Kinerja Balai Pengkajian Teknologi Pertanian Sumatera Utara TA. 20020 aBalai Pengkajian Teknologi Pertanian Sumatera Utara  a43 ;civ, 43 hlm.; 30 cm.  aMedan :bBalai Pengkajian Teknologi Pertanian Sumatera Utara,c2003  a631  a631 BAL l 4aPertanian  a5570/Hd/2019