Ngwa eji ebi akwụkwọ akpa Ngwa eji ebi akwụkwọ agba Mmepụta akpa akpa Mmepụta akpa akpa Ngwa eji ebi akwụkwọ kwụsịrị Ngwa Ammonium sulfate Na-ajụ oyi Ịkpọ nkụ Nri granulation Nyocha Akụrụngwa