“Impact of Different Humic Acid Levels and Seaweed Extract Rates on Productivity and Economical Value of Khella (Ammi Visnaga) Plant”. Sebha University Conference Proceedings 4, no. 3 (October 23, 2025): 230–236. Accessed February 22, 2026. https://sebhau.edu.ly/journal/sucp/article/view/4050.