The plant nutrient essential for the formation of tubers is? by Sunday | Jun 8 | Agricultural Science WAEC | 0 comments A. molybdenum B. phosphorus C. potassium D. sodium Correct Answer: Option C – potassium Users Also Read These:Which of the following is not regarded as a…The soil nutrient which is important as a…A pupil accidentally "watered" a potted plant with…Corms, rhizomes and tubers are examples of?Which of the following nutrient element is a micro-nutrient?