Effect of Lead (Pb) on the Growth and Development of Two Varieties of Vigna Unguiculata (Cowpea) in Jere Local Government Area, Borno State, Nigeria
PROPOSED TOPIC: Effect of Lead (Pb) on the growth and development of two varieties of vigna unguiculata (cowpea) in Jere Local Government Area Borno State, Nigeria NAME Emmanuel Bwala THLAMA REGISTRATION NUMBER: PGA/13/09/02/07777 DEGR...