Which of the following is a soil micro-nutrient? by Sunday | Jul 5 | Agricultural Science WAEC | 0 comments A. magnesium B. potassium C. calcium D. iron E. phosphorus Correct Answer: Option D – iron Users Also Read These:A fresh soil sample of mass 180 g had a mass of 120…The cross-section of a segment of soil showing the…Water which rises above the water table in the soil…A vertical section through the soil is referred to as soil?What is the percentage of water content of a soil…