ANNEX ITEST SCHEME FOR DIAGNOSIS, DETECTION AND IDENTIFICATION OF THE RING ROT BACTERIUM, CLAVIBACTER MICHIGANENSIS (Smith) Davis et al. ssp. SEPEDONICUS (Spieckermann et Kotthoff) Davis et al.
SCOPE OF THE TEST SCHEME
4.IF TEST
4.4.
4.4.3.
There are several problems inherent to the specificity of the immunofluorescence test. Background populations of fluorescing cells with atypical morphology and cross reacting saprophytic bacteria with size and morphology similar to C. m. sepedonicus are likely to occur in potato heel end core and stem segment pellets.