Optimum Ratio of Fresh Manure and Grain Size of Phosphate Rock Mixture in a Formulated Compost for Organomineral NP Fertilizer

by Yosa Triolanda Sari, Hanung Ismono, Sugeng Triyono, Jamalam Lumbanraja, Dermiyati, Sutopo Ghani Nugroho, Elva Ayuandari
Published 2012-05-01