Penulis

Irwan Effendi

• Effect of Detergent Concentration and Exposure Duration on the Growth of Heterotrophic Bacteria in Seawater Muhammad Hafizh, Irwan Effendi, Zulkifli Zulkifli Vol. 6, No. 2, 2025 · 8 dilihat
• The Relationship between Total Suspended Solids and Total Organic Matter and Phytoplankton Abundance in the Waters of Bayur Bay, Padang City, West Sumatra Tanta Haganta Tarigan, Syahril Nedi, Irwan Effendi Vol. 7, No. 1, 2026 · 9 dilihat