Blackarm is a bacterial disease of? by Sunday | Jul 6 | Agricultural Science WAEC | 0 comments A. rice B. cotton C. citrus D. cocoa E. tobacco Correct Answer: Option B – cotton Users Also Read These:The disease caused by the bacterium Bacillus…A man who is heterozygous for the disease…In animal production, disease-causing organisms are…A pandemic is an outbreak of disease that?Micro-organisms that cause disease in farm animals…