Research Article
Improvement of Chemical Properties of Ultisol Affected by Arbuscular Mycorrhizal Fungal Inoculation and Poultry Manure Application
Department of Crop Science, Faculty of Agriculture, University of Calabar, P.M.B. 1115, Calabar, Nigeria
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Emmanuel Bassey Effa
Department of Crop Science, Faculty of Agriculture, University of Calabar, P.M.B. 1115, Calabar, Nigeria
Isong Abraham Isong
Department of Soil Science, Faculty of Agriculture, University of Calabar, P.M.B. 1115, Calabar, Nigeria
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Joyce Fidelis Akpan
Department of Soil Science, Faculty of Agriculture, University of Calabar, P.M.B. 1115, Calabar, Nigeria