00434 2200169 4500001002100000005001500021035002000036245001500056110004500071300002200116260006600138082000800204084001400212650001400226650001500240990000900255INLIS00000000000012620200429014038 a0010-04200000411 aAgribisnis2 aBalai Informasi Pertanian Sumatera Utara c50 hlm.; 20.5 cm. aMedan :bBalai Informasi Pertanian Sumatera Utara,c1994/1995 a630 a630 BAL a 4aPertanian 4aAgribisnis a4896