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Table V
AGB estimates in tropical plantations and natural forests (list of other studies on AGB by several authors, with indigenous and exotic species and important influences like density and age. Comparison with the current results is based on this table).
| Forest type | Country | Density | Age | Tree AGB | Stand AGB | AGB increment | Author |
|---|---|---|---|---|---|---|---|
| (ha−1) | (y) | (Mg) | (Mg ha−1) | (Mg y−1ha−1) | |||
| Limba plantations | Nigeria | 3086 | 13 | < 0.1 | 127.7 | 9.8 | Ola-Adams (1993) |
| 1276 | 13 | 0.1 | 112.0 | 8.6 | |||
| 567 | 13 | 0.2 | 82.7 | 6.4 | |||
| 269 | 13 | 0.3 | 77.0 | 5.9 | |||
| Nauclea diderrichii plantations | Nigeria | 496 | 30 | 0.6 | 279.1 | 9.3 | Onyekwelu (2007) |
| Teak plantation | Panama | 624 | 20 | 0.3 | 209.0 | 10.5 | Kraenzel et al. (2003) |
| Teak plantation | India | – | 30 | – | 76.9 | 2.6 | Karmacharya and Singh (1992) |
| Teak plantations | Nigeria | 5328 | 18 | 0.1 | 288.2 | 16.0 | Ola-Adams (1993) |
| 2551 | 18 | 0.1 | 275.1 | 15.3 | |||
| 1189 | 18 | 0.3 | 360.1 | 20.0 | |||
| 638 | 18 | 0.3 | 199.5 | 11.1 | |||
| Acacia mearnsii plantation | Australia | 1515 | 11 | < 0.1 | 75.8 | 6.9 | Forrester et al. (2004) |
| Acacia sp. plantations | Rep. of Congo | 698 | 7.5 | 0.1 | 94.6 | 12.6 | Bernhard-Reversat et al. (1993) |
| Eucalyptus globulus plantation | Australia | 1515 | 11 | < 0.1 | 47.1 | 4.3 | Forrester et al. (2004) |
| Moist forest | Cameroon | – | – | – | 310.0 | – | Brown (1997) |
| Gallery forest | Gambia | – | – | – | 140.0 | – | Brown (1997) |