Content and Profile Distribution of Extractable Zinc (Zn) and Some Physicochemical Properties of Soil Along a Toposequence at Bauchi, Northern Guinea Savanna of Nigeria

N. Voncir, S. Mustapha, V.A. Tenebe, A.L. Kumo and S. Kushwaha

International Journal of Soil Science 3 ( 2 ): 62 - 68 , 2008