1. Extension agents' perception of constraints to fertilizer use by rural farmers in Cross River State Nigeria Collection: Agricultural Communications Documentation Center (ACDC) Contributers: Idku, Friday Ogar (author), Aboh, Caroline Linus (author), Ijogu, Jimmy Bassey (author), and Wonah, Clement Oyidi (author) Format: Journal article Publication Date: 2015-02 Published: Nigeria Location: Agricultural Communications Documentation Center, Funk Library, University of Illinois Box: 144 Document Number: D06512 Journal Title: International Journal of Research in Agriculture and Food Sciences Journal Title Details: 2(10) : 9-16