na INLIS000000000002195 ind 0010-1023000116 Pupuk Organik dan Pupuk Hayati Organic Fertilizer and Biofertilizer R.D.M. Simanungkalit [et.al] Bogor : Balai Besar Penelitian dan Pengembangan, 2012 311 hlm. 1,9 cm 978-979-9474-57-5 PUP 631.86 SIM p A - Agriculture/Pertanian MFN2541