Nur Ameerah Mohd Johar, Zalhan Mohd Zin, Norazlin Ibrahim. Correlation between pH, Electrical Conductivity (EC) and Temperature of the Nutrient Solution and the Growth of Lettuce in Hydroponic System . IJAST [Internet]. 2020Jun.1 [cited 2024May7];29(8s):4418-29. Available from: http://sersc.org/journals/index.php/IJAST/article/view/25485