Copyright (c) 2017 Halima Mohammed Lawal

This work is licensed under a Creative Commons Attribution 4.0 International License.
Halima Mohammed Lawal
Department of Soil Science, Ahmadu Bello University, Zaria. Nigeria.
Nigeria
Soil Science, SNR Lecturer
A.B. Lawal
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San Francisco Declaration on Research Assessment
Note: These systems evaluate journal performance. Presented in complaince with DORA suggestions for publishers.