Winarni, M.; Firmansyah, L. . Kajian Dosis Asam Humat Dan Konsentrasi Pupuk Hayati Plant Growth Promoting Rhizobacteria Terhadap Pertumbuhan Dan Hasil Padi (Oryza Sativa L.) : Study on the Dosage of Humic Acid and the Concentration of Biofertilizer Plant Growth-Promoting Rhizobacteria on the Growth and Yield of Rice (Oryza Sativa L.). mul. AGRI-TEK. mul. ind. ilmu. ilmu. ind 2025, 26, 73-81.