Growth and Yield of Three Soybean Cultivars on a Combination of Cow Manure and NPK Fertilizers on Sandy LandDanner Sagala, Juwinten Juwinten, Prihanani Prihanani, Sri Mulatsih, Eka Suzanna and Rahmansyah DermawanBIO Web Conf., 96 (2024) 06007DOI: https://doi.org/10.1051/bioconf/20249606007