The mosaic symptom commonly associated with viral diseases of crops can be best observed on? by Sunday | Jul 9 | Agricultural Science WAEC | 0 comments A. roots B. stem C. leaves D. fruits E. flower Correct Answer: Option C – leaves Users Also Read These:Viral diseases of crop plants are best controlled by?Which of the following diseases is commonly observed…An effective method of preventing viral diseases in…Viral disease of crops can best be controlled through?Chlorosis observed along the veins of leaves is a…