@article{fdi:010040801, title = {{A}rbuscular mycorrhizal symbiosis can counterbalance the negative influence of the exotic tree species {E}ucalyptus camaldulensis on the structure and functioning of soil microbial communities in a sahelian soil}, author = {{K}isa, {M}arija and {S}anon, {A}rs{\`e}ne and {T}hioulouse, {J}. and {A}ssigbets{\'e}, {K}omi and {S}ylla, {S}amba and {S}pichiger, {R}. and {D}ieng, {L}amine and {B}erthelin, {J}. and {P}rin, {Y}. and {G}aliana, {A}. and {L}epage, {M}ichel and {D}uponnois, {R}obin}, editor = {}, language = {{ENG}}, abstract = {{T}he hypothesis of the present study was that bacterial communities would differentiate under {E}ucalyptus camaldulensis and that an enhancement of arbuscular mycorrhizal ({AM}) density would minimize this exotic plant species effect. {T}reatments consisted of control plants, preplanting fertilizer application and {AM} inoculation. {A}fter 4 months of culture in autoclaved soil, {E}. camaldulensis seedlings were either harvested for growth measurement or transferred into containers filled with the same soil but not sterilized. {O}ther containers were kept without {E}. camaldulensis seedlings. {A}fter 12 months, effects of fertilizer amendment and {AM} inoculation were measured on the growth of {E}ucalyptus seedlings and on soil microbial communities. {T}he results clearly show that this plant species significantly modified the soil bacterial community. {B}oth community structure (assessed by denaturing gradient gel electrophoresis profiles) and function (assessed by substrate-induced respiration responses including soil catabolic evenness) were significantly affected. {S}uch changes in the bacterial structure and function were accompanied by disturbances in the composition of the herbaceous plant species layer. {T}hese results highlight the role of {AM} symbiosis in the processes involved in soil bio-functioning and plant coexistence and in afforestation programmes with exotic tree species that target preservation of native plant diversity.}, keywords = {{AM} symbiosis ; plant diversity ; catabolic diversity ; {E}ucalyptus camaldulensis ; {G}lomus intraradices ; soil microbial communities}, booktitle = {}, journal = {{F}ems {M}icrobiology {E}cology}, volume = {62}, numero = {1}, pages = {32--44}, ISSN = {0168-6496}, year = {2007}, DOI = {10.1111/j.1574-6941.2007.00363.x}, URL = {https://www.documentation.ird.fr/hor/fdi:010040801}, }