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                    U.S. DEPARTMENT OF AGRICULTURE
 Peanut and Small Grains Research Unit: El Reno, OK
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ARS Home Plains Area El Reno, Oklahoma Oklahoma and Central Plains Agricultural Research Center Peanut and Small Grains Research Unit People & Locations







Genqiao  Li
                        Peanut and Small Grains Research Unit

                        




                        
                        Biological Science Technician
                        Phone: (405) 385-5426
                        
                        
                        Fax: (Employee information on this page comes from the REE Directory. Please contact your front office staff to update the REE Directory.)
                            **Publications**
                                                (Clicking on the reprint icon
                                                    Reprint Icon
                                                    will take you to the publication reprint.)Identification of a new Rsg1 allele conferring resistance to multiple greenbug biotypes from barley accessions PI 499276 and PI 566459
                                                        

- (Peer Reviewed Journal)Xu, X., Mornhinweg, D.W., Bai, G., Li, G., Bian, R., Bernardo, A.E., Armstrong, J.S. 2023. Identification of a new Rsg1 allele conferring resistance to multiple greenbug biotypes from barley accessions PI 499276 and PI 566459. The Plant Genome. https://doi.org/10.1002/tpg2.20418.Identification of bird-cherry oat aphid and greenbug resistance sources from Ae. tauschii for wheat improvement
                                                        

- (Peer Reviewed Journal)Xu, X., Li, G., Lhamo, D., Carver, B.F., Wulff, B., Gu, Y.Q., Xu, S.S., Armstrong, J.S. 2023. Identification of bird-cherry oat aphid and greenbug resistance sources from Ae. tauschii for wheat improvement. Crop Science. https://doi.org/10.1002/csc2.21042.Identification of a novel Pm65 allele conferring a wide spectrum of resistance to powdery mildew in wheat accession PI 351817
                                                        

- (Peer Reviewed Journal)Xu, X., Li, G., Cower, C., Bai, G., Carver, B.F., Bian, R., Bernardo, A. 2023. Identification of a novel Pm65 allele conferring a wide spectrum of resistance to powdery mildew in wheat accession PI 351817. Phytopathology. https://doi.org/10.1094/PHYTO-01-23-0032-R.Genomic location of Gb1, a unique gene conferring wheat resistance to greenbug biotype F
                                                        

- (Peer Reviewed Journal)Xu, X., Li, G., Bai, G., Carver, B.F., Bian, R., Bernardo, A.E., Armstrong, J.S. 2023. Genomic location of Gb1, a unique gene conferring wheat resistance to greenbug biotype F. The Crop Journal. https://doi.org/10.1016/j.cj.2023.02.002.Characterization of Rsg3, a novel greenbug resistance gene from the Chinese barley landrace PI 565657
                                                        

- (Peer Reviewed Journal)Xu, X., Mornhinweg, D.W., Bai, G., Li, G., Bian, R., Bernardo, A.E., Armstrong, J.S. 2022. Characterization of Rsg3, a novel greenbug resistance gene from the Chinese barley landrace PI 565657. The Plant Genome. 16(1). Article e20287. https://doi.org/10.1002/tpg2.20287.Identification and characterization of the novel leaf rust resistance gene Lr81 in wheat
                                                        

- (Peer Reviewed Journal)Xu, X., Kolmer, J., Li, G., Tan, C., Carver, B.F., Bian, R., Bernardo, A., Bai, G. 2022. Identification and characterization of the novel leaf rust resistance gene Lr81 in wheat. Journal of Theoretical and Applied Genetics. Article 04145-5. https://doi.org/10.1007/s00122-022-04145-5.Characterization of Rsg2.a3: A new greenbug resistance allele at the Rsg2 locus from wild barley (Hordeum vulgare ssp. spontaneum)
                                                        

- (Peer Reviewed Journal)Xu, X., Mornhinweg, D., Bernardo, A., Li, G., Bian, R., Steffensen, B.J., Bai, G. 2022. Characterization of Rsg2.a3: A new greenbug resistance allele at the Rsg2 locus from wild barley (Hordeum vulgare ssp. spontaneum). The Crop Journal. https://doi.org/10.1016/j.cj.2022.01.010.Characterization of PmBN418, a wheat powdery mildew resistance gene on the rye 1RS chromosome arm
                                                        

- (Peer Reviewed Journal)Xu, X., Bai, G., Li, G., Cowger, C., Bernardo, A.E., Carver, B., St Amand, P.C., Bian, R. 2021. Characterization of PmBN418, a wheat powdery mildew resistance gene on the rye 1RS chromosome arm. Crop Science. 61(6):4194-4201. https://doi.org/10.1002/csc2.20637.Rsg1.a3: A new allele conferring unique resistance to greenbug biotype H at the Rsg1 locus in Hordeum vulgar ssp spontaneum
                                                        

- (Peer Reviewed Journal)Xu, X., Mornhinweg, D.W., Bai, G., Steffenson, B., Bian, R., Li, G., Bernardo, A. 2021. Rsg1.a3: A new allele conferring unique resistance to greenbug biotype H at the Rsg1 locus in Hordeum vulgar ssp spontaneum. Crop Science. 61:3578-3585. https://doi.org/10.1002/csc2.20581.Characterization of an incomplete leaf rust resistance gene and development of KASP markers for the leaf rust resistance gene Lr47 in wheat
                                                        

- (Peer Reviewed Journal)Xu, X., Li, G., Bai, G., Bernardo, A.E., Carver, B.F., St Amand, P.C., Bian, R. 2021. Characterization of an incomplete leaf rust resistance gene and development of KASP markers for the leaf rust resistance gene Lr47 in wheat. Phytopathology. https://doi.org/10.1094/PHYTO-07-20-0308-R.Development of KASP markers for wheat greenbug resistance gene Gb5
                                                        

- (Peer Reviewed Journal)Xu, X., Li, G., Bai, G., Bernardo, A., Carver, B.F., St Amand, P., Armstrong, S. 2020. Development of KASP markers for wheat greenbug resistance gene Gb5. Crop Science. 61(1):490–499. https://doi.org/10.1002/csc2.20339.Identification of wheat germplasm resistant to major Russian wheat aphid biotypes in the United States
                                                        

- (Peer Reviewed Journal)Xu, X., Li, G., Carver, B.F., Puterka, G.J. 2020. Identification of wheat germplasm resistant to major Russian wheat aphid biotypes in the United States. Crop Science. 60(3):1428-1435. https://doi.org/10.1002/csc2.20041.Gb8, a new gene conferring resistance to economically important greenbug biotypes in wheat
                                                        

- (Peer Reviewed Journal)Xu, X., Li, G., Carver, B.F., Armstrong, J.S. 2020. Gb8, a new gene conferring resistance to economically important greenbug biotypes in wheat. Theoretical and Applied Genetics. 133:615-622. https://doi.org/10.1007/s00122-019-03491-1.Rapid identification of a novel wheat leaf rust resistance gene by selective genotyping of F2 plants using next-generation-sequencing

- (Abstract Only)Mechanisms of resistance of new wheat gene Dn10 in comparison with other Dn genes resistant to Russian wheat aphid
                                                        

- (Peer Reviewed Journal)Puterka, G.J., Xu, X., Li, G., Carver, B.F., Guo, P. 2020. Mechanisms of resistance of new wheat gene Dn10 in comparison with other Dn genes resistant to Russian wheat aphid. Crop Science. 60:1782-1788. https://doi.org/10.1002/csc2.20051.Identification of powdery mildew resistance loci in wheat by integrating genome-wide association study (GWAS) and linkage mapping
                                                        

- (Peer Reviewed Journal)Li, G., Xu, X., Tan, C., Carver, B.F., Bai, G., Wang, X., Bonman, J.M., Wu, Y., Hunger, R., Cowger, C. 2019. Identification of powdery mildew resistance loci in wheat by integrating genome-wide association study (GWAS) and linkage mapping. The Crop Journal. 7(3):294-306. https://doi.org/10.1016/j.cj.2019.01.005.Characterization of Pm63, a new powdery mildew resistance gene identified in Iranian landrace PI 628024
                                                        

- (Peer Reviewed Journal)Tan, C., Li, G., Cowger, C., Carver, B.F, Xu, X. 2019. Characterization of Pm63, a new powdery mildew resistance gene identified in Iranian landrace PI 628024. Journal of Theoretical and Applied Genetics. 132(4):1137-1144. https://doi.org/10.1007/s00122-018-3265-5.Pm223899, a new recessive powdery mildew resistance gene identified in Afghanistan landrace PI 223899
                                                        

- (Peer Reviewed Journal)Li, G., Carver, B., Cowger, C., Bai, G., Xu, X. 2018. Pm223899, a new recessive powdery mildew resistance gene identified in Afghanistan landrace PI 223899. Theoretical and Applied Genetics. 131(12):2775-2783. https://doi.org/10.1007/s00122-018-3199-y.


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