Wachirawongsakorn, P., Jamnongkan, T., Noinumsai, S., Deetae, N., Thongsook, S. and Iamnak, S. 2026. SOIL QUALITY ASSESSMENT AND NUTRIENT MANAGEMENT GUIDELINES FOR DURIAN LONG RAK THAI (DURIO ZIBETHINUS MURR.) ORCHARDS IN PHITSANULOK PROVINCE . PSRU Journal of Science and Technology. 11, 1 (Apr. 2026), 161–180.