Combined Effect of Pulverized Costus afer Stem and Cow dung Amendment on Contaminants of Concern in Crude Oil–Contaminated Soil
K. T. Nwauche, D. Agbo & K. A. Okari · International Journal of Biochemistry Research & Review · 2026
This study investigated the combined effect of pulverised Costus afer stem and cow dung amendments on contaminants of concern (heavy metals, PAHs, and TPHs) in crude oil-contaminated soil. Non-polluted soil samples were obtained from farmland along Mini Orlu Road, near Ada George...
Open access
Research Article
10.9734/ijbcrr/2026/v35i51153