Open Access Research Paper Views (55) Download (3) 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: http://dx.doi.org/10.12692/ijb/26.6.42-48 Key: HydroponicKakawate leafLettuce Details