Tobing, M., Suarya, P. and Prayikaputri, P.U. 2024. USE OF BENTONITE-CHITOSAN MIXTURE AS AN AMMONIUM SULFATE CARRIER IN MANUFACTURING SLOW RELEASE FERTILIZER: -. Jurnal Ilmu Pendidikan Indonesia. 12, 1 (Mar. 2024), 52–62. DOI:https://doi.org/10.31957/jipi.v12i1.3500.