Comparative Effect of NPK (15:15:15) and Poultry Manure on the Growth and Yield of White Yam (Dioscorea rotundata Poir.)

Timon Ogheneweware Emede, Obaro Shakede and Uyiosasere Dennis Aigbe

Journal of Agronomy 20 ( 1 ): 17 - 24 , 2021