Soil fertility can best be conserved by the activities of? by Sunday | Sep 11 | Biology JAMB | 0 comments A. Earthworm B. Man C. Rodent D. Microbes Correct Answer: Option D – Microbes Users Also Read These:Which of the following combinations will help to…Water can be conserved in the soil by?Conservation of soil fertility employs crop rotation…Which of the following is not a way of maintaining…The fertility of the soil is an important factor in…