| Affiliation: | 1 Department of Soil Science, Faculty of Agriculture/Institute for Agricultural Research, Ahmadu Bello University, Private Mail Bag(P.M.B.)1044, Zaria 810107(Nigeria)2 Faculty of Agriculture, Banat''s University of Agricultural Sciences and Veterinary Medicine "King Michael I of Romania" from Timisoara, Timisoara 300645(Romania)3 Faculty of Agriculture and Veterinary Science, Mewar University, Chittorgarh, Gangrar 312901(India)4 Department of Pure and Applied Chemistry, Faculty of Sciences, Kaduna State University, Tafawa Balewa Way, P.M.B. 2339, Kaduna 741102(Nigeria)5 Department of Chemistry, Faculty of Physical Sciences, Ahmadu Bello University, P.M.B. 1044, Zaria 810107(Nigeria)6 Department of Fundamental and Applied Sciences, Universiti Teknologi Petronas, Perak Darul Ridzuan, Seri Iskandar 32610(Malaysia) |
