OGOANAH, S. O.; NGWOKE , U. N.; OHANMU , E. O.; OKOYE, P. C.; IKHAJIAGBE, B. Enhancement of the soil quality of an oil-polluted ultisol using livestock wastes. Notulae Scientia Biologicae, v. 12, n. 2, p. 387-398, 29 Jun. 2020.