@article{fdi:010074857, title = {{T}racing {R}hizophagus irregularis isolate {IR}27 in {Z}iziphus mauritiana roots under field conditions [+ {C}orrection in {M}ycorrhiza, 2020, vol.30, p. 171]}, author = {{T}hioye, {B}. and {V}an {T}uinen, {D}. and {K}ane, {A}. and de {F}aria, {S}. {M}. and {N}diaye, {C}. and {D}uponnois, {R}obin and {S}ylla, {S}. {N}. and {B}a, {A}. {M}.}, editor = {}, language = {{ENG}}, abstract = {{A}rbuscular mycorrhizal fungi ({AMF}) play a major role as biofertilizer for sustainable agriculture. {N}evertheless, it is still poorly documented whether inoculated {AMF} can successfully establish in field soils as exotic {AMF} and improve plant growth and productivity. {F}urther, the fate of an exogenous inoculum is still poorly understood. {H}ere, we pre-inoculated two cultivars ({T}asset and {G}ola) of the fruit tree {Z}iziphus mauritiana (jujube) with the exotic {AM} fungus {R}hizophagus irregularis isolate {IR}27 before transplantation in the field. {I}n two experiments, tracking and quantification of {R}. irregularis {IR}27 were assessed in a 13-month-old jujube and an 18-month-old jujube in two fields located in {S}enegal. {O}ur results showed that the inoculant {R}. irregularis {IR}27 was quantitatively traced and discriminated from native {R}. irregularis isolates in roots by using a q{PCR} assay targeting a fragment of the {RNA} polymerase {II} gene ({RPB}1), and that the inoculum represented only fractions ranging from 11 to 15% of the {R}hizophagus genus in the two plantations 13 and 18months after transplantation, respectively. {T}his study validates the use of the {RPB}1 gene as marker for a relative quantification of a mycorrhizal inoculant fungus isolate in the field.}, keywords = {{Z}iziphus mauritiana ; {A}rbuscular mycorrhizal fungi ; {P}lantation ; {RPB}1 ; gene ; q{PCR} ; {F}ield ; {SENEGAL}}, booktitle = {}, journal = {{M}ycorrhiza}, volume = {29}, numero = {1}, pages = {77--83 [+ {C}orrection in {M}ycorrhiza, 2020, vol.30, p. 171]}, ISSN = {0940-6360}, year = {2019}, DOI = {10.1007/s00572-018-0875-3}, URL = {https://www.documentation.ird.fr/hor/fdi:010074857}, }