Changes of Soil Nutrient Content as Influenced by Water Hyacinth Compost and Inorganic Fertilizers on ShallotEmma Trinurani Sofyan, Rizkyani Remona and Oviyanti MulyaniE3S Web of Conf., 444 (2023) 04018DOI: https://doi.org/10.1051/e3sconf/202344404018