This study aims to find out the effect of liquid organic fertilizer at various concentrations that are best to support the growth and yield of pakcoy plants (Brassica rapa L.). This research be conducted at Kampung Jati Atas Muaradua sub-district, Ogan Komering Ulu Selatan district, South Sumatra. Held from October to December 2021. This study used a Completely Randomized Design (CRD). The stud…