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- W4311486484 abstract "The objectives were to quantify aboveground, belowground and dead wood carbon pools near Mayoko in the Chaillu massif of Republic of Congo and explore relationships between carbon storage and plant diversity of all growth forms. A total of 190 plots (25 m by 25 m) were sampled (5072 stems, 211 species) and data analysed using recommended central-African forest allometric equations. Mean stem diameter at breast height was 33.6 cm, mean basal area 47.7 m2 ha−1 and mean density of individuals 407 ha−1. Mean aboveground carbon (AGC) ranged from 13.93–412.66 Mg C ha−1, belowground carbon from 2.86–96.97 Mg C ha−1 and dead wood from 0.00–7.59 Mg C ha−1. The maximum AGC value recorded in a plot was 916 Mg C ha−1. The analysis performed using phytosociological association as basis rather than broad vegetation type is unique. AGC values for undisturbed terra firme forest sites featured among the highest recorded for African tropical forests. Considering only tree diversity, a weak, yet significant, relationship existed between AGC and species richness, Shannon-Wiener index of diversity and Fisher's alpha. However, if diversity of all plant growth forms is considered, no relationship between carbon and plant diversity existed. Ces études visaient à quantifier les réservoirs de carbone aérien, souterrain et de bois mort près de Mayoko, dans le massif du Chaillu, en République du Congo, et à explorer les relations entre le stockage du carbone et la diversité végétale de toutes les formes de croissance. Un total de 190 parcelles (25 m par 25 m) a été échantillonné (5072 tiges, 211 espèces) et les données ont été analysées en utilisant les équations allométriques recommandées pour les forêts d'Afrique centrale. Le diamètre moyen des tiges à hauteur de poitrine était de 33,6 cm, la surface terrière moyenne était de 47,7 m² ha−1 et la densité moyenne des individus était de 407 ha−1. Le carbone aérien moyen (AGC) variait de 13,93 à 412,66 Mg C ha−1, le carbone souterrain variait de 2,86 à 96,97 Mg C ha−1 et le bois mort oscillait entre 0,00 et 7,59 Mg C ha−1. La valeur maximale de l'AGC enregistrée dans une parcelle était de 916 Mg C ha−1. L'analyse effectuée en ayant recours à l'association phytosociologique comme base plutôt qu'à un large type de végétation est unique. Les valeurs de l'AGC pour les sites forestiers en terra firme (terre ferme) non perturbés figuraient parmi les plus élevées enregistrées pour les forêts tropicales africaines. Si l'on considère uniquement la diversité des arbres, il existe une relation faible, mais significative, entre l'AGC et la richesse des espèces, l'indice de diversité de Shannon-Wiener et l'alpha de Fisher. Toutefois, si l'on considère la diversité de toutes les formes de croissance végétale, il n'existe aucune relation entre le carbone et la diversité végétale. The authors agree with the manuscript. No conflict of interest is declared. The data supporting this study's findings are available on request from the corresponding author. Data are not publicly available due to privacy restrictions. Figure S1 Figure S2 Figure S3 Figure S4 Figure S5 Figure S6 Table S1 Table S2 Table S3 Table S4 Appendix S1 Please note: The publisher is not responsible for the content or functionality of any supporting information supplied by the authors. Any queries (other than missing content) should be directed to the corresponding author for the article." @default.
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- W4311486484 date "2022-12-14" @default.
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- W4311486484 title "Carbon of Chaillu forests based on a phytosociological analysis in Republic of Congo, more than meets the eye?" @default.
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- W4311486484 doi "https://doi.org/10.1111/aje.13086" @default.
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