Research Article

New Insights into the Effects of Several Environmental Parameters on the Relative Fitness of a Numerically Dominant Class of Evolved Niche Specialist

Figure 1

The Wrinkly Spreader is an adaptive morphotype which colonises the A-L interface in static microcosms. The WS phenotype is defined by (a) the formation of a robust, well-attached biofilm in static microcosms and (b) wrinkled colonies on agar plates which are readily distinguished from the smooth, rounded colonies produced by wild-type P. fluorescens SBW25.
(a)
(b)