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:Micro-organisms that cause disease in farm animals…STM 414 Theory Questions: Bacterial Pathogenesis and…Foot and mouth disease in sheep is caused by a?Which of the following disease is caused by a bacterium?The bacterial blight of cotton is also known as?