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Seasonal Variation in the Physico-chemical Characteristics of Surface Water in EtcheRiver, Niger Delta Area of Nigeria

O. Akintoye, C. Obi, S. Ukata, 2014 .

Forest Resources of Cross River State: Their Potentials, Threats and Mitigation Measures

O. Akintoye, S. Ukata, Tokunbo Olorundami, 2014 .