@article{fdi:010081397, title = {{L}egacy of plant-parasitic nematode communities from past ecosystems and shift by recent afforestation}, author = {{A}li, {N}. and {T}avoillot, {J}ohannes and {M}artiny, {B}. and {F}ossati, {O}dile and {P}las, {S}. and {D}mowska, {E}. and {C}hapuis, {E}lodie and {R}ulliat, {E}. and {J}imenez, {D}. and {G}ranereau, {G}. and {B}arbier, {S}. and {H}eraud, {C}. and {G}autheron, {N}. and {E}del-{H}ermann, {V}. and {S}teinberg, {C}. and {M}ateille, {T}hierry}, editor = {}, language = {{ENG}}, abstract = {{A}ncient ecological legacies and past land use changes may inform on the present structure of biological communities. {H}owever, regions providing such successive ecosystems are scarce. {I}n {F}rance, the ?{L}andes de {G}ascogne? area provides such ecological shifts since a few ancient moorland, peatland and oak areas prior the afforestation with maritime pine ({P}inus pinaster) 160 years ago still remain. {F}ocusing on soil-borne parasites such as plant-parasitic nematodes ({PPN}), because forests were recently increasingly impacted by the introduction of intensive agriculture, this study is therefore aimed at comparing the diversity and the community patterns of these organisms at different scales (intra- and intersites) and between different successive ecosystems. {T}he understory vegetation as well as the pedoclimatic characterization of the sampled sites were also considered. {C}ommon diversity indices were not impacted by this transition from ancient to past ecosystems. {A}lthough the most colonizer nematodes prevailed in all the ecosystems, {PPN} community structures significantly diverged between both ecosystems. {I}n the logged pine forests, the sediment legacy could have primarily impacted the diversity. {M}oreover, the {PPN} diversity would mainly respond to the soil hydromorphicity that determined the associated understory vegetation. {C}onsequently, a significant shift in community structure from moorlands to logged pine to logged pine forests was observed, regarding especially high pathogenic species such as {P}ratylenchus spp. {T}hus, analyzing {PPN} community structure highlights the {PPN} potential risk to consider during the introduction of intensive cropping systems.}, keywords = {{N}ematode community ; {N}atural ecosystem ; {P}eatland ; {P}ine forest ; {P}lant-parasitic nematodes ; {FRANCE} ; {LANDES} {DE} {GASCOGNE}}, booktitle = {}, journal = {{G}lobal {E}cology and {C}onservation}, volume = {26}, numero = {}, pages = {e01423 [14 ]}, ISSN = {2351-9894}, year = {2021}, DOI = {10.1016/j.gecco.2020.e01423}, URL = {https://www.documentation.ird.fr/hor/fdi:010081397}, }