From: A carbon balance model for the great dismal swamp ecosystem
Forest age class
AWC [29]
CG [26]
MG [26]
PP [29]
Young
0–8
0–15Â
0–15
0–5
Intermediate
8–70
15–200
15–79
5–40
Mature
70–500
200–1000
80–200
40–400