[1]
T. Fitriani, D. H. Pangaribuan, A. Niswati, and S. Yusnaini, “Improving nitrogen fertilizer efficiency with the addition of compost extracts to kailan (Brassica oleracea L.) plants with wick hydroponic cultivation”, Sains Tanah J. Soil Sci. Agroclimatology, vol. 17, no. 2, pp. 122–128, Dec. 2020, doi: 10.20961/stjssa.v17i2.41370.