@article{fdi:010077819, title = {{I}solation of atypical wheat-associated xanthomonads in {A}lgeria}, author = {{K}henfous-{D}jebari, {B}. and {K}erkoud, {M}. and {F}ischer-{L}e {S}aux, {M}. and {B}enhassine, {T}. and {B}ouznad, {Z}. and {K}oebnik, {R}alf and {B}ragard, {C}.}, editor = {}, language = {{ENG}}, abstract = {{B}acterial leaf streak and black chaff are important bacterial diseases of wheat, which have been reported to be caused by {X}anthomonas translucens. {I}n 2016, symptoms of bacterial leaf streak and black chaff were observed in {A}lgeria, at experimental wheat breeding stations and in farmers' fields under sprinkler irrigation on two wheat cultivars, '{H}iddab' and '{S}imeto'. {Y}ellow {X}anthomonas-like bacterial colonies were isolated from plant material, including leaves, spikes and post-harvest crop residues. {I}nitial characterisation using biochemical, physiological and pathogenicity tests identified the bacteria as {X}anthomonas. {D}iagnostic {PCR} targeting the 16{S}-23{S} r{RNA} intergenic region indicated that the strains were {X}. translucens, a clade-1 xanthomonad. {H}owever, partial {DNA} sequences of the housekeeping genes gyr{B} and rpo{D} revealed that the strains belong to clade 1, but likely represent a new {X}anthomonas species that has not been previously described on wheat or other {G}ramineae. {T}he most closely related strain, {NCPPB} 2654, was isolated from a bean plant in the {U}nited {K}ingdom in 1974. {F}urther characterization is required to clarify the taxonomic status of the {A}lgerian {X}anthomonas isolates from wheat, and to determine their host ranges and impacts on plant cultivation.}, keywords = {{X}anthomonas ; bacterial leaf streak ; black chaff ; wheat ; {ALGERIE} ; {ZONE} {MEDITERRANEENNE}}, booktitle = {}, journal = {{P}hytopathologia {M}editerranea}, volume = {58}, numero = {3}, pages = {497--506}, ISSN = {0031-9465}, year = {2019}, DOI = {10.13128/{P}hyto-10855}, URL = {https://www.documentation.ird.fr/hor/fdi:010077819}, }