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Nugroho, S. G.; Dermiyati, .; Lumbanraja, J.; Triyono, S.; Ismono, H. Inoculation Effect of N2-Fixer and P-Solubilizer into a Mixture of Fresh Manure and Phosphate Rock Formulated As Organonitrofos Fertilizer on Bacterial and Fungal Populations. j Trop. Soils 2013, 18, 75-80.