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                    U.S. DEPARTMENT OF AGRICULTURE
 Forage Seed and Cereal Research Unit: Corvallis, OR
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ARS Home Pacific West Area Corvallis, Oregon Forage Seed and Cereal Research Unit People & Locations







Viola  Manning
                        Forage Seed and Cereal Research Unit

                        




                        
                        Biological Science Lab Technician
                        Phone: (541) 738-4168
                        
                        
                        Fax: (541) 738-4160(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.)Legume cover cropping and nitrogen fertilization influence soil prokaryotes and increase carbon content in dryland wheat systems
                                                        

- (Peer Reviewed Journal)Domnariu, H., Reardon, C.L., Manning, V., Gollany, H.T., Trippe, K.M. 2024. Legume cover cropping and nitrogen fertilization influence soil prokaryotes and increase carbon content in dryland wheat systems. Agriculture, Ecosystems and Environment. 367. https://doi.org/10.1016/j.agee.2024.108959.Designing amendments to improve plant performance for mine tailings revegetation
                                                        

- (Peer Reviewed Journal)Johnson, M., Olszyk, D., Bollman, M., Nash, M., Manning, V., Trippe, K.M., Watts, D.W., Novak, J.M. 2023. Designing amendments to improve plant performance for mine tailings revegetation. Journal of Environmental Quality. Volume 6, Issue 3. https://doi.org/10.1002/agg2.20409.Biosynthetic origin of formylaminooxyvinylglycine and characterization of the formyltransferase GvgI
                                                        

- (Peer Reviewed Journal)Lescallette, A.R., Dunn, Z.D., Manning, V., Trippe, K.M., Li, B. 2022. Biosynthetic origin of formylaminooxyvinylglycine and characterization of the formyltransferase GvgI. Biochemistry. 61(19):2159-2164. https://doi.org/10.1021/acs.biochem.2c00374.Postharvest residue management practices do not impact carbon stocks in tall fescue seed crops

- (Peer Reviewed Journal)Trippe, K.M., Gonzalez Mateu, M., Zamora, C., Manning, V., Anderson, N., Verhoeven, E., Moore, A. 2022. Postharvest residue management practices do not impact carbon stocks in tall fescue seed crops. Seed Production Research. 3-7. https://cropandsoil.oregonstate.edu/seed-crops/seed-production-research-reports.Unexpected distribution of the 4-formylaminooxyvinylglycine (FVG) biosynthetic pathway in Pseudomonas and beyond
                                                        

- (Peer Reviewed Journal)Davis, E.W., Okrent, R.A., Manning, V., Trippe, K.M. 2021. Unexpected distribution of the 4-formylaminooxyvinylglycine (FVG) biosynthetic pathway in Pseudomonas and beyond. PLoS ONE. 16(4). Article e0247348. https://doi.org/10.1371/journal.pone.0247348.Absence of 4-Formylaminooxyvinylglycine production by Pseudomonas fluorescens WH6 results in resource reallocation from secondary metabolite production to rhizocompetence
                                                        

- (Peer Reviewed Journal)Manning, V., Trippe, K.M. 2021. Absence of 4-Formylaminooxyvinylglycine production by Pseudomonas fluorescens WH6 results in resource reallocation from secondary metabolite production to rhizocompetence. Microbiology. 9(4). Article 717. https://doi.org/10.3390/microorganisms9040717.Phytostabilization of acidic mine tailings with biochar, biosolids, lime, and locally-sourced microbial inoculum: Do amendment mixtures influence plant growth, tailing chemistry, and microbial composition?
                                                        

- (Peer Reviewed Journal)Trippe, K.M., Manning, V., Reardon, C.L., Klein, A.M., Weidman, C.S., Ducey, T.F., Novak, J.M., Watts, D.W., Rushmiller, H.C., Spokas, K.A., Ippolito, J.A., Johnson, M.G. 2021. Phytostabilization of acidic mine tailings with biochar, biosolids, lime, and locally-sourced microbial inoculum: Do amendment mixtures influence plant growth, tailing chemistry, and microbial composition? Applied Soil Ecology. 165. Article 103962. https://doi.org/10.1016/j.apsoil.2021.103962.Resistance to two vinylglycine antibiotic analogs is conferred by inactivation of two separate amino acid transporters in Erwinia amylovora
                                                        

- (Peer Reviewed Journal)Smith, D.D., Bergbusch, N.T., Verrett, J.N., Williams, A.N., Manning, V., Trippe, K.M., Stavrinides, J. 2019. Resistance to two vinylglycine antibiotic analogs is conferred by inactivation of two separate amino acid transporters in Erwinia amylovora. Journal of Bacteriology. 201:e00658-18. https://doi.org/10.1128/JB.00658-18.Detection of 4-formylaminooxyvinylglycine in Pseudomonas fluorescens WH6 and Pantoea ananatis BRT175 by laser absorption electrospray ionization-mass spectrometry
                                                        

- (Peer Reviewed Journal)Okrent, R.A., Trippe, K.M., Manning, V., Walsh, C. 2018. Detection of 4-formylaminooxyvinylglycine in Pseudomonas fluorescens WH6 and Pantoea ananatis BRT175 by laser absorption electrospray ionization-mass spectrometry. PLoS One. 13(7):e0200481. https://doi.org/10.1371/journal.pone.0200481.Draft genome sequences of seven 4-Formylaminooxyvinylglycine producers belonging to the Pseudomonas fluorescens species complex

- (Peer Reviewed Journal)Okrent, R.A., Manning, V., Trippe, K.M. 2017. Draft genome sequences of seven 4-Formylaminooxyvinylglycine producers belonging to the Pseudomonas fluorescens species complex. Genome Announcements. 5(18):e00277-17.Functional analysis of a biosynthetic cluster essential for production of 4-formylaminooxyvinylglycine, a germination-arrest factor from Pseudomonas fluorescens WH6

- (Peer Reviewed Journal)Okrent, R.A., Trippe, K.M., Maselko, M.B., Manning, V. 2017. Functional analysis of a biosynthetic cluster essential for production of 4-formylaminooxyvinylglycine, a germination-arrest factor from Pseudomonas fluorescens WH6. Microbiology. 163(2):207-217.


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