Effect Of Humic Acid Treatment, Acid Addition Periods, And Irrigation Intervales On Growth Characteristics And Mineral Content Of Clandulla Officinalis L. Int. J. Environ. Sci. [Internet]. 2025 Jul. 17 [cited 2026 Jan. 13];:468-79. Available from: https://theaspd.com/index.php/ijes/article/view/4142