Response of Selected Soil Enzyme Activities to Pulverized Costus afer Stem and Cow Dung Augmentation in Crude Oil–contaminated Soil
D. Agbo, K. T. Nwauche, S. C. Amadi & W. O. Kalu · Journal of Applied Life Sciences International · 2026
Crude oil contamination can alter soil biochemical functioning, and enzyme activities provide indicators of treatment-related microbial responses. This study investigated the combined effects of pulverised Costus afer stem and cow dung amendments on selected enzyme activities in...
Open access
Research Article
10.9734/jalsi/2026/v29i5797