A common disease of onion is? by Sunday | Jul 5 | Agricultural Science WAEC | 0 comments A. leaf spot B. root knot C. leaf blight D. twister E. mosaic Correct Answer: Option E – mosaic Users Also Read These:The cell of an onion bulb can be differentiated from…Which of the following disease is caused by a bacterium?A man who is heterozygous for the disease…State the level of organisation of each of the…Which of the following disease would directly affect…