Mwang'ombe, A.W.Otieno, S.O.Shankar, M.2015-06-292015-06-291995East African Agricultural And Forestry Journal, 60 (No. 3), pp. 149-1550012-8325http://localhost:8080/dspace/handle/0/1085Detection of contaminant and Infectious P syrigae pv. phaseouola was carried out using the dilution plate method 111 bean seed samples collected from farmers in Kisii, Nyeri and Meru Districts, Kenya Certified commercial and disease-free bean samples were Included In the study. The confirmatory tests of the pathogen Identity used In the experiments were fluorescein production, oxidase activity, arginine dihydrolase activity, arginine production, gelatin Liquefaction, nitrate reductase activity, phaseolotoxin production bioassay and pathogenicity.enhttp://creativecommons.org/licenses/by-nc/3.0/Journal ContributionInfectionContaminationCropsSmall scale farming