@article{fdi:010071968, title = {{C}hickpea ({C}icer arietinum) is nodulated by unexpected wide diversity of {M}esorhizobium species in {E}astern {A}lgeria}, author = {{D}ekkiche, {S}. and {B}enguedouar, {A}. and {S}babou, {L}. and {T}aha, {K}. and {F}ilali-{M}altouf, {A}. and {B}{\'e}na, {G}illes}, editor = {}, language = {{ENG}}, abstract = {{U}sing a local {A}lgerian cultivar of chickpea, from 9 sites in {E}astern {A}lgeria, along a sub-humid to arid gradient, we isolated 60 nodulating isolates, among which 19 were assigned to {M}esorhizobium species and 41 to {E}nsifer meliloti. {T}rapping revealed great differences among sites for their ability to induce nodules on plant, but no correlation with chemical and physical characterizations of soil samples could be found. {B}ased on 16{S} r{RNA} gene sequences, 16{S}-23{S} {IGS}, rec{A}, nod{C} and nif{H} sequences, {M}esorhizobium isolates were assigned to at least 5 different species, among which one had never been described as nodulating chickpea before. {T}he symbiotic diversity is conversely low, and shared by several species, reflecting horizontal gene transfer. {T}he ability of {M}esorhizobium genus to recombine and exchange symbiotic clusters among different species must play a great role in this ability to be associated with chickpea. {T}he question to what extent the symbiotic species would end in this genus is discussed.}, keywords = {{C}hickpea ; algeria ; symbiotic bacteria ; {M}esorhizobium ; {ALGERIE}}, booktitle = {}, journal = {{A}rchives of {A}gronomy and {S}oil {S}cience}, volume = {64}, numero = {2}, pages = {285--297}, ISSN = {0365-0340}, year = {2018}, DOI = {10.1080/03650340.2017.1346791}, URL = {https://www.documentation.ird.fr/hor/fdi:010071968}, }