Blackarm is a bacterial disease of? By: Sunday|Published on: Jul 6|Categories: Agricultural Science WAEC| 0 comments A. rice B. cotton C. citrus D. cocoa E. tobacco Correct Answer: Option B – cotton Users Also Read These:A man who is heterozygous for the disease…A disease that affects poultry only is?The only metal that is anti-bacterial is?A pandemic is an outbreak of disease that?What is NOT a kidney disease?SEE ALSO Mosaic disease affects?