“SPATIOTEMPORAL VARIABILITY OF ERODED ORGANIC MATTER, NITROGEN, AND NITRATE IN RESPONSE TO MONSOONAL CHANGES IN A BLACK PEPPER FARM”. Jurnal Teknologi (Sciences & Engineering), vol. 88, no. 1, Dec. 2025, pp. 217-26, https://doi.org/10.11113/jurnalteknologi.v88.21611.