SITHIYA A, KHAMPHILA K, PHOUNSAVATH N. THE EFFECT OF USING BIO EXTRACTS ON THE GROWTH AND YIELD OF LETTUCE BY HYDROPONIC CULTURE. cusj [Internet]. 2023 Jul. 5 [cited 2026 Aug. 26];5(5):1-11. Available from: http://cu-journal.com/index.php/files/article/view/44