Yellow colouration of the lower leave of a growing maize plant may be due to deficiency in? by Sunday | Jan 22 | Agricultural Science WAEC | 0 comments A. potassium B. phosphorus C. zinc D. nitrogen Correct Answer: Option D D. nitrogen Users Also Read These:The deficiency of calcium in a plant may result in?One of Mendel’s experiments was repeated by crossing…Chlorosis with characteristic parallel white or…In a complete dominance monohybrid cross between a…When few drops of concentrated trioxonitrate(V) acid…