Azzeddin M. A, El-Musmary FS. The Role of Extracellular Polysaccarides Excreted By Different Isolates Of Xanthomonas campestris pv. Vesicatoria On Occurance Of Some Disease Symptoms. mjsc. 2001;8(1):69-55. doi:10.54172/mjsc.v8i1.421