The Assimilation and Retention of Carbon in Upland Heath Plant Communities Typical of Contrasting Management Regimes: A ¹³C Tracer Study

Figure 2

Time-course of ¹³C enrichment (atom % excess) in (a, c) photosynthetic and (b, d) nonphotosynthetic plant fractions from (a, b) Calluna-dominated and (c, d) Nardus-dominated vegetation communities. Mean (𝑛=3) ± 1 S.E.

(a)

(b)

(c)

(d)