N. W. Puspita, R. Priyadarshini, and F. Wijayanti, “The Effect of Interaction of Microbially Immobilized Biochar and Salinity Stress on Soil Chemical Properties (pH, EC, C-organic, and CEC) in Red Spinach (Amaranthus tricolor L.) Cultivation”, JUATIKA, vol. 8, no. 2, pp. 435 -, May 2026.