Open Access Research Paper Views (539) Download (38) Improvement of the chemical characteristics of Aceh entisol and maize yield due to the application of rice husk, biochar and manure Teuku Maulana, Sufardi, Syakur Int. J. Agron. Agri. Res.16( 3), 19-23, March 2020. Key: BiocharEntisolsMaizeSoil amendment Details