[1]
Nugroho, S.G., Dermiyati, ., Lumbanraja, J., Triyono, S., Ismono, H., Sari, Y.T. and Ayuandari, E. 2012. Optimum Ratio of Fresh Manure and Grain Size of Phosphate Rock Mixture in a Formulated Compost for Organomineral NP Fertilizer. JOURNAL OF TROPICAL SOILS. 17, 2 (Nov. 2012), 121–128. DOI:https://doi.org/10.5400/jts.2012.v17i2.121-128.