Evaluating the Pathogenicity of <i>Pythium vexans</i> Isolates from Fraser Fir in North Carolina

Fig. 2. Appearance of healthy Fraser fir seedlings at harvest on 12 June 2007 after inoculation with Pythium vexans isolates Ph565 (isolate 1), Ph564 (isolate 2), Ph546 (isolate 3), Buch1A1 (isolate 4), or non-inoculated (untreated check).



Image from Plant Health Progress article:
Evaluating the Pathogenicity of Pythium vexans Isolates from Fraser Fir in North Carolina