00661     2200181   4500001002100000005001500021035002000036245015600056110005600212300003600268260007200304082001000376084001600386650001200402650001500414008004100429990000900470INLIS00000000000023720220728104618  a0010-06200000741 aLaporan Tahunan  2019 :bBalai Pengkajian Teknologi Pertanian (BPTP Balitbangtan) Sumatera Utara /cBalai Pengkajian Teknologi Pertanian Sumatera Utara0 aBalai Pengkajian Teknologi Pertanian Sumatera Utara  aviii, 93 hlm. :bIllus, 26  cm.  aMedan :bBalai Pengkajian Teknologi Pertanian Sumatera Utara,c2020  a630.2  a630.2 BAL l 4aLAPORAN 4aORGANISASI220728                           0        a5898