Y. . Koentjoro, D. . Purnomo, E. . Purwanto, and Sukendah, “The Effect of Silicon on Chlorophyll and Abscisis Acid Contect on Several Cultivar of Soybean Under Drought Stress”, Nusantara Sci. Tech. Proc., pp. 166–171, Aug. 2018, Accessed: Jul. 16, 2025. [Online]. Available: https://nstproceeding.com/index.php/nuscientech/article/view/29