@article{PAR00001700, title = {{M}ortality and recruitment in a lowland tropical rain forest of {F}rench {G}uiana : effects of soil type and species guild}, author = {{M}adelaine, {C}{\'e}cile and {P}{\'e}lissier, {R}apha{\¨e}l and {V}incent, {G}r{\'e}goire and {M}olino, {J}ean-{F}ran{\c{c}}ois and {S}abatier, {D}aniel and {P}r{\'e}vost, {M}arie-{F}ran{\c{c}}oise and {N}amur de, {C}hristian}, editor = {}, language = {{ENG}}, abstract = {{A} variety of processes have been identified as playing a key role in maintenance of hyper-rich tropical forest, among which ecological sorting caused by niche partitioning challenges stochastic dispersal processes. {H}owever, demographic responses to spatio-temporal resource variation that could result in biased species distributions are still little studied. {I}n this paper we investigate from two censuses, c. 15 y apart, of a 12-ha permanent forest sample in {F}rench {G}uiana, how tree recruitment and mortality rates vary among hydrological soil types known to at, feet species habitat preferences and among ecological guilds related to species light requirement. {T}he results indicate that both recruitment and mortality vary significantly with respect to these factors. {W}hile the mean instantaneous mortality and recruitment rates are estimated to 0.98 and 0.81%, respectively. pioneer species. canopy trees and hydromorphic bottomland soils depart significantly from these values. {I}n particular, the pioneers, regenerating either from the soil seed bank or from post-opening seed rain, show faster dynamics than other species. {T}hese two guilds harbour probabilities of mortality elevated by a factor of 1.9 and 3.2, respectively, and probabilities of recruitment elevated by a factor of 4.9 and 3.1, respectively. {C}onversely, canopy trees show slower dynamics, with probabilities of mortality and recruitment lowered by a mean factor of about 0.5 with respect to other species. {W}e also observe that trees growing in hydromorphic bottomlands prove to have significantly higher mortality and recruitment probabilities, by a factor of about 2 with respect to those growing in terra firme.}, keywords = {mortality ; permanent sample plot ; recruitment ; soil types ; species guilds ; tree demography ; turnover}, booktitle = {}, journal = {{J}ournal of {T}ropical {E}cology}, volume = {23}, numero = {3}, pages = {277--287}, ISSN = {0266-4674}, year = {2007}, DOI = {10.1017/{S}0266467406003944}, URL = {https://www.documentation.ird.fr/hor/{PAR}00001700}, }