“Micronutrient Substitution of Huett’s Lettuce Formulation on Lettuce (Lactuca Sativa L.) Growth in Two Static Hydroponic Systems”. Jurnal Hortikultura Indonesia (JHI) 13, no. 3 (December 26, 2022): 128–132. Accessed December 23, 2025. https://journal.ipb.ac.id/jhi/article/view/38963.