@article{fdi:010078158, title = {{R}esource availability drives bacterial succession during leaf-litter decomposition in a bromeliad ecosystem}, author = {{C}arrias, {J}. {F}. and {G}erphagnon, {M}. and {R}odriguez-{P}erez, {H}. and {B}orrel, {G}. and {L}oiseau, {C}. and {C}orbara, {B}. and {C}ereghino, {R}. and {M}ary, {I}. and {L}eroy, {C}{\'e}line}, editor = {}, language = {{ENG}}, abstract = {{D}espite the growing number of investigations on microbial succession during the last decade, most of our knowledge on primary succession of bacteria in natural environments comes from conceptual models and/or studies of chronosequences. {S}uccessional patterns of litter-degrading bacteria remain poorly documented, especially in undisturbed environments. {H}ere we conducted an experiment with tank bromeliads as natural freshwater microcosms to assess major trends in bacterial succession on two leaf-litter species incubated with or without animal exclusion. {W}e used amplicon sequencing and a co-occurrence network to assess changes in bacterial community structure according to treatments. {A}lpha-diversity and community complexity displayed the same trends regardless of the treatments, highlighting that primary succession of detrital-bacteria is subject to resource limitation and biological interactions, much like macro-organisms. {S}hifts in bacterial assemblages along the succession were characterized by an increase in uncharacterized taxa and potential {N}-fixing bacteria, the latter being involved in positive co-occurrence between taxa. {T}hese findings support the hypothesis of interdependence between taxa as a significant niche-based process shaping bacterial communities during the advanced stage of succession.}, keywords = {ecological succession ; bacterial diversity ; community ecology ; decomposition ; amplicon sequencing ; 16{S} r{RNA} gene ; {GUYANE} {FRANCAISE}}, booktitle = {}, journal = {{FEMS} {M}icrobiology {E}cology}, volume = {96}, numero = {4}, pages = {fiaa045 [12 p.]}, ISSN = {0168-6496}, year = {2020}, DOI = {10.1093/femsec/fiaa045}, URL = {https://www.documentation.ird.fr/hor/fdi:010078158}, }