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:Water can be conserved in the soil by?Soil fertility is NOT conserved by?Crop rotation is often used in maintaining soil…Which of the following combinations will help to…List FOUR activities of man that can lead to soil…