Fig. 5. Mean (± SE) a) vegetation cover (%), b) species richness, and c) abundance of Deschampsia cespitosa (recorded as subplot frequency in 16 subplots per plot) in 2004 and 2009 in the vegetation treatments and the undisturbed reference site. In a) dark grey bars in the FS treatment show means cover of the seeded Festuca rubra. C = control/soil, F = fertilizer, and FS = fertilizer and seeds, reference is the undisturbed reference site.