Table. 4 Below-ground C emissions (t C) by National Vegetation Classification Associations
The US National Vegetation Classification Associationsa | Area (ha) | C emissions range (t C) | C emissions mean (t C) | C emissions range (t C ha−1) | C emissions mean (t C ha−1) |
|---|---|---|---|---|---|
Black Needlerush Salt Marsh Association | 81.3 | 544–1631 | 1087 | 6.7–20.1 | 13.4 |
Pond Pine/Honeycup—Swamp Titi—Shining Fetterbush Wooded Wet Shrubland Association | 3265.5 | 629,881–1,527,461 | 10,00,190 | 192.9–467.8 | 306.3 |
Loblolly Pine—Atlantic White-cedar—Swamp Tupelo/Shining Fetterbush—Coastal Sweet-pepperbush Swamp Forest Association | 340.6 | 17,178–53,726 | 34,241 | 50.4–157.7 | 100.5 |
Loblolly Pine—Red Maple—Sweetgum/Switch Cane Ruderal Wet Forest Association | 257.8 | 5,751–23,831 | 14,714 | 22.3–92.4 | 57.1 |
Pond Pine—Loblolly-bay/Shining Fetterbush Swamp Woodland Association | 9072.3 | 1,447,770–5,110,122 | 3,185,571 | 159.6–563.3 | 351.1 |
Saltmeadow Cordgrass—Saltgrass—(Black Needlerush) Salt Marsh Association | 1728.3 | 33,669–155,927 | 94,687 | 19.5–90.2 | 54.8 |
Swamp Sawgrass Tidal Salt Marsh Association | 208.9 | 26,200–97,214 | 61,583 | 125.4–465.4 | 294.8 |
Inkberry—Shining Fetterbush—Honeycup Wet Shrubland Association | 2396.3 | 460,597–1,286,446 | 824,676 | 20.6–536.8 | 344.1 |
Red Maple—Blackgum species—Sweetgum—Water Oak/Royal Fern species Swamp Forest Association | 389.3 | 4710–17,788 | 11,236 | 12.1–45.7 | 28.9 |
Sweetgum—Red Maple—Swamp Tupelo/Cypress Swamp Sedge Swamp Forest Association | 214.0 | 4229–15,385 | 9536 | 19.8–71.9 | 44.6 |
Total | 17,955.1 | 2,630,529–8,287,900 | 5,237,521 | 629.3–2511.3 | 1595.6 |