@article{fdi:010057285, title = {{R}estoring native forest ecosystems after exotic tree plantation in {M}adagascar: combination of the local ectotrophic species {L}eptolena bojeriana and {U}apaca bojeri mitigates the negative influence of the exotic species {E}ucalyptus camaldulensis and {P}inus patula}, author = {{B}aohanta, {R}. and {T}hioulouse, {J}. and {R}amanankierana, {H}. and {P}rin, {Y}. and {R}asolomampianina, {R}. and {B}audoin, {E}z{\'e}kiel and {R}akotoarimanga, {N}. and {G}aliana, {A}. and {R}andriambanona, {H}. and {L}ebrun, {M}ichel and {D}uponnois, {R}obin}, editor = {}, language = {{ENG}}, abstract = {{T}he objectives of this study were to determine the impact of two exotic tree species (pine and eucalypts) on the early growth of {U}apaca bojeri (an endemic tree species from {M}adagascar) via their influence on soil chemical, microbial characteristics, on ectomycorrhizal fungal community structures in a {M}adagascarian highland forest and to test the ability of an early-successional ectomycorrhizal shrub, {L}eptolena bojeriana, to mitigate the impacts of these exotic species. {F}inally, we hypothesized that {L}. bojeriana could act as a natural provider for ectomycorrhizal propagules. {S}oil bioassays were conducted with {U}. bojeri seedlings grown in soils collected under the native tree species ({U}. bojeri and {L}. bojeriana) and two exotic tree species ({E}ucalyptus camaldulensis and {P}inus patula) and in the same soils but previously cultured by {L}. bojeriana seedlings. {T}his study clearly shows that (1) the introduction of exotic tree species induces significant changes in soil biotic and abiotic characteristics, (2) exotic-invaded soil significantly reduces the early growth and ectomycorrhization of {U}. bojeri seedlings and (3) {L}. bojeriana decreased these negative effects of the exotic tree species by facilitating ectomycorrhizal establishment and consequently improved the {U}. bojeri early growth. {T}his study provides evidence that {L}. bojeriana can facilitate the ectomycorrhizal infection of {U}. bojeri and mitigates the negative effects of the introduction of exotic tree species on the early growth of the native tree species. {F}rom a practical point of view, the use of ectotrophic early-successional shrub species should be considered to improve forest resaturation after exotic invasion.}, keywords = {{E}ctomycorrhizas ; {U}apaca bojeri ; {E}xotic tree species ; {D}egraded forest ; ecosystems ; {N}urse plant ; {R}estoration ecology ; {R}evegetation strategies}, booktitle = {}, journal = {{B}iological {I}nvasions}, volume = {14}, numero = {11}, pages = {2407--2421}, ISSN = {1387-3547}, year = {2012}, DOI = {10.1007/s10530-012-0238-5}, URL = {https://www.documentation.ird.fr/hor/fdi:010057285}, }