Open Access Research Paper Views (1425) Utilization of varying levels of fermented kakawate leaf extract as nutrient supplement in hydroponic lettuce production Jeany A. Lazo Int. J. Biosci. 26(6), 42-48, June 2025. DOI: https://dx.doi.org/10.12692/ijb/26.6.42-48 Keywords: Hydroponic, Kakawate leaf, Lettuce Details