@article{fdi:010094636, title = {{D}rought tolerance traits in {N}eotropical trees correlate with the composition of {P}hyllosphere fungal communities}, author = {{C}ambon, {M}.{C}. and {C}artry, {D}. and {C}hancerel, {E}. and {Z}iegler, {C}. and {L}evionnois, {S}. and {C}oste, {S}. and {S}tahl, {C}. and {D}elzon, {S}. and {B}u{\'e}e, {M}. and {B}urban, {B}. and {C}azal, {J}. and {F}ort, {T}. and {G}oret, {J}.{Y}. and {H}euret, {P}. and {L}{\'e}ger, {P}. and {L}ouisanna, {E}. and {R}itter, {Y}. and {B}onal, {D}. and {R}oy, {M}{\'e}lanie and {S}chimann, {H}. and {V}acher, {C}.}, editor = {}, language = {{ENG}}, abstract = {{P}lant-associated microorganisms have been shown to aid plants in coping with drought. {H}owever, the underlying mechanisms are poorly understood and there is uncertainty regarding which microbial taxa and functions are mostly involved. {W}e explored these issues in {N}eotropical rainforests and identified foliar microorganisms that may play a role in drought tolerance of trees. {O}ur objectives were to (i) test the relationship between drought tolerance traits in {N}eotropical trees and the diversity and composition of their foliar fungal and bacterial communities and (ii) identify leaf microbial taxa positively or negatively associated with drought tolerance traits. {O}ur results showed that the composition of leaf fungal communities but not bacterial communities was related to drought tolerance. {W}e identified 27 fungal amplicon sequence variants whose relative abundance covaried with drought tolerance traits. {M}ost variants were assigned to fungal clades often described as plant pathogens and increased in abundance with drought susceptibility. {T}his greater relative abundance of leaf pathogens in the most drought-susceptible trees might increase their vulnerability to climate change. {M}oreover, we identified the {S}trelitziana and {O}chroconis fungal genera as potential candidates for future culture-dependent studies aimed at understanding and improving drought tolerance in {N}eotropical forests.}, keywords = {{GUYANE} {FRANCAISE}}, booktitle = {}, journal = {{P}hytobiomes {J}ournal}, volume = {7}, numero = {2}, pages = {244--258}, ISSN = {2471-2906}, year = {2023}, DOI = {10.1094/pbiomes-04-22-0023-r}, URL = {https://www.documentation.ird.fr/hor/fdi:010094636}, }