Sirimahawan, Sirinya, and Bongkot Wichachucherd. 2025. “Physicochemical Gradients from Seashore to Culture Area in Phetchaburi Province, Thailand”. Trends in Sciences 23 (3). Nakhon Si Thammarat, Thailand:11427. https://doi.org/10.48048/tis.2026.11427.