U.S. flagAn official website of the United States government
                    Here's how you know **Official websites use .gov**
                            
                            A **.gov** website belongs to an official government organization in the United States.
 **Secure .gov websites use HTTPS**
                            
                            A **lock** (                            
                              A locked padlock                                                      
                            
                            ) or **https://** means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.


Menu Agricultural Research Service
						
                    U.S. DEPARTMENT OF AGRICULTURE
 Southwest Watershed Research Center: Tucson, AZ
 close



    Research

                    Research Projects
                                    Publications
                                    Collaborations
                                    News
                                    Software
                People

                    Staff Listing
                                    Careers


        


                    About SWRCSearch small
                    Search
            
            ARS Home
                                About ARS
                                Contact Us




ARS Home Pacific West Area Tucson, Arizona SWRC People & Locations







Viktor O Polyakov
                        Southwest Watershed Research Center

                        




                        
                        Soil Scientist
                        Phone: (520) 647-2996
                        
                        
                        Fax: (520) 670-5550(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.)Movement of TNT and RDX from composition B detonation residues in solution and sediment during runoff
                                                        

- (Peer Reviewed Journal)Cubelloi, F., Polyakov, V.O., Meding, S., Kadoya, W., Beal, S., Dontsova, K. 2024. Movement of TNT and RDX from composition B detonation residues in solution and sediment during runoff. Chemosphere. 350. Article 141023. https://doi.org/10.1016/j.chemosphere.2023.141023.Advances in soil erosion research: mechanism, modeling and applications - A Special Issue in honor of Dr. Mark Nearing
                                                        

- (Peer Reviewed Journal)Polyakov, V.O., Baffaut, C., Ferro, V., Van Pelt, R.S. 2023. Advances in soil erosion research: mechanism, modeling and applications - A Special Issue in honor of Dr. Mark Nearing. International Soil and Water Conservation Research. 11(4):589-591. https://doi.org/10.1016/j.iswcr.2023.08.006.Transport of insensitive munitions constituents, NTO, DNAN, RDX, and HMX in runoff and sediment under simulated rainfall
                                                        

- (Peer Reviewed Journal)Polyakov, V.O., Kadoya, W., Beal, S., Morehead, H., Hunt, E., Cubello, F., Meding, S., Dontsova, K. 2023. Transport of insensitive munitions constituents, NTO, DNAN, RDX, and HMX in runoff and sediment under simulated rainfall. Science of the Total Environment. 866. Article 161434. https://doi.org/10.1016/j.scitotenv.2023.161434.Connectivity of surface susceptibility and physical processes regulates hydrologic and erosional responses of water-limited lands

- (Abstract Only)Assessing runoff and erosion on woodland-encroached sagebrush steppe using the Rangeland Hydrology and Erosion Model
                                                        

- (Peer Reviewed Journal)Williams, C.J., Pierson Jr., F.B., Al-Hamdan, O., Nouwakpo, S.K., Johnson, J.C., Polyakov, V.O., Kormos, P., Shaff, S., Spaeth, K. 2022. Assessing runoff and erosion on woodland-encroached sagebrush steppe using the Rangeland Hydrology and Erosion Model. Ecosphere. 13(6). Article e4145. https://doi.org/10.1002/ecs2.4145.Rangeland hydrology and erosion handbook: the RHEM guide

- (Government Publication)Weltz, M.A., Hernandez Narvaez, M.N., Nearing, M.A., Spaeth, K.E., Pierson Jr, F.B., Williams, C.J., Al-Hamdan, O.Z., Nouwakpo, S., Armendariz, G.A., Wei, H., Goodrich, D.C., Guertin, P., Unkrich, C.L., Polyakov, V.O., McGwire, K., Nesbit, J.E., Frazier, G., Jolley, L., Stone, J. 2021. Rangeland Hydrology and Erosion Handbook: The RHEM Guide (NRCS Publication No 647, Title 190). Natural Resources Conservation Service (NRCS). 1-80. Available: https://directives.sc.egov.usda.gov/viewerFS.aspx?hid=47163Correction factor for measuring mean overland flow velocities under rainfall using dye tracer
                                                        

- (Peer Reviewed Journal)Polyakov, V.O., Li, L., Nearing, M.A. 2021. Correction factor for measuring mean overland flow velocities under rainfall using dye tracer. Geoderma. 390, Article 114975. https://doi.org/10.1016/j.geoderma.2021.114975.Evolution of rock cover, surface roughness, and its effect on soil erosion under simulated rainfall
                                                        

- (Peer Reviewed Journal)Li, L., Nearing, M.A., Polyakov, V.O., Nichols, M.H., Pierson Jr, F.B., Cavanaugh, M.L. 2020. Evolution of rock cover, surface roughness, and its effect on soil erosion under simulated rainfall. Geoderma. 379. Article 114622. https://doi.org/10.1016/j.geoderma.2020.114622.Long-term effectiveness of tree removal to re-establish sagebrush steppe vegetation and associated spatial patterns in surface conditions and soil hydrologic properties
                                                        

- (Peer Reviewed Journal)Williams, C.J., Johnson, J., Pierson Jr, F.B., Burleson, C., Polyakov, V.O., Kormos, P., Nouwakpo, S.K. 2020. Long-term effectiveness of tree removal to re-establish sagebrush steppe vegetation and associated spatial patterns in surface conditions and soil hydrologic properties. Water. 12(8). Article 2213. https://doi.org/10.3390/w12082213.Evolution of rock cover, surface roughness, and flow velocity on stony soil under simulated rainfall
                                                        

- (Peer Reviewed Journal)Li, L., Nearing, M.A., Polyakov, V.O., Nichols, M.H., Cavanaugh, M.L. 2020. Evolution of rock cover, surface roughness, and flow velocity on stony soil under simulated rainfall. Journal of Soil and Water Conservation Society. 65(5):651-668. https://doi.org/10.2489/jswc.2020.00086.Advancements from long-term research on woody plant encroachment in the western United States: the hydrology component of the Sagebrush Steppe Treatment Evaluation Project (SageSTEP)

- (Abstract Only)Williams, C.J., Pierson Jr, F.B., Kormos, P., Al-Hamdan, O., Nouwakpo, S.K., Polyakov, V.O., Johnson, J. 2020. Advancements from long-term research on woody plant encroachment in the western United States: the hydrology component of the Sagebrush Steppe Treatment Evaluation Project (SageSTEP). Presented at the European Geosciences Union, EGU General Assembly 2020, May 4-8, 2020, Vienna, Austria.  In EGU2020, Geophysical Research Abstracts, 22:12770.Testing a theoretical resistance law for overland flow under simulated rainfall with different types of vegetation
                                                        

- (Peer Reviewed Journal)Nicosia, A., Di Stefano, C., Pampalone, V., Palermi, V., Ferro, V., Polyakov, V.O., Nearing, M.A. 2020. Testing a theoretical resistance law for overland flow under simulated rainfall with different types of vegetation. Catena. 189. https://doi.org/10.1016/j.catena.2020.104482.Long-term impacts of pinyon-juniper removal on vegetation and hydrologic properties

- (Abstract Only)Burleson, C., Johnson, J., Williams, C.J., Polyakov, V.O., Pierson Jr, F.B. 2020. Long-term impacts of pinyon-juniper removal on vegetation and hydrologic properties. Presented at the 73rd Annual SRM Meeting, Transformation and Translation, Society for Range Management, February, 16-20, 2020, Denver, CO, Poster Number 42.Temporal and spatial evolution of soil surface roughness on stony plots
                                                        

- (Peer Reviewed Journal)Li, L., Nearing, M.A., Nichols, M.H., Polyakov, V.O., Winter, C., Cavanaugh, M.L. 2020. Temporal and spatial evolution of soil surface roughness on stony plots. Soil & Tillage Research. 200. https://doi.org/10.1016/j.still.2019.104526.The effects of DEM interpolation on quantifying soil surface roughness using terrestrial LiDAR
                                                        

- (Peer Reviewed Journal)Li, L., Nearing, M.A., Nichols, M.H., Polyakov, V.O., Guertin, D., Cavanaugh, M.L. 2020. The effects of DEM interpolation on quantifying soil surface roughness using terrestrial LiDAR. Soil and Tillage Research. 198. https://doi.org/10.1016/j.still.2019.104520.Soil loss from small rangeland plots under simulated rainfall and run-on conditions
                                                        

- (Peer Reviewed Journal)Polyakov, V.O., Nearing, M.A., Stone, J. 2019. Soil loss from small rangeland plots under simulated rainfall and run-on conditions. Geoderma. 361. https://doi.org/10.1016/j.geoderma.2019.114070.Evaluation of methods for assessing soil water repellency via a single tension infiltrometer experiment

- (Abstract Only)Johnson, J., Williams, C.J., Polyakov, V.O., Burleson, C. 2019. Evaluation of methods for assessing soil water repellency via a single tension infiltrometer experiment. American Geophysical Union. Presented at the American Geophysical Union Annual Fall Meeting, December 9-13, 2019, San Francisco, CA. Abstract H23S-2189.Using terrestrial LiDAR to measure water erosion on stony plots under simulated rainfall
                                                        

- (Peer Reviewed Journal)Li, L., Nearing, M.A., Nichols, M.H., Polyakov, V.O., Cavanaugh, M.L. 2019. Using terrestrial LiDAR to measure water erosion on stony plots under simulated rainfall. Earth Surface Processes and Landforms. 45(2):484-495. https://doi.org/10.1002/esp.4749.The impacts of porous rock check dams on a semiarid alluvial fan
                                                        

- (Peer Reviewed Journal)Nichols, M.H., Polyakov, V.O. 2019. The impacts of porous rock check dams on a semiarid alluvial fan. Science of the Total Environment. 664:576-582. https://doi.org/10.1016/j.scitotenv.2019.01.429.An improved excavation method for measuring bulk density of rocky soil using terrestrial LiDAR
                                                        

- (Peer Reviewed Journal)Polyakov, V.O., Nearing, M.A., Nichols, M.H., Cavanaugh, M.L. 2019. An improved excavation method for measuring bulk density of rocky soil using terrestrial LiDAR.  Journal of Soil and Water Conservation. 74(3):265-268. https://doi.org/10.2489/jswc.74.3.319.A simple automated laser profile meter
                                                        

- (Peer Reviewed Journal)Polyakov, V.O., Nearing, M.A. 2019. A simple automated laser profile meter. Soil Science Society of America Journal. 83:327-331. https://doi.org/10.2136/sssaj2018.10.0378.Quantifying geostatistical properties of 137Cs and 210Pbex at small scales for improving sampling design and soil erosion estimation
                                                        

- (Peer Reviewed Journal)Zhang, X.J., Polyakov, V.O., Liu, B., Nearing, M.A. 2018. Quantifying geostatistical properties of 137Cs and 210Pbex at small scales for improving sampling design and soil erosion estimation. Geoderma. 334:155-164. https://doi.org/10.1016/j.geoderma.2018.08.002.Overland flow velocities on semiarid hillslopes                 2471

- (Peer Reviewed Journal)Rainfall simulation experiments in the Southwestern USA using the Walnut Gulch rainfall simulator
                                                        

- (Peer Reviewed Journal)Polyakov, V.O., Stone, J., Holifield Collins, C.D., Nearing, M.A., Paige, G., Buono, J., Gomez-Pond, R. 2018. Rainfall simulation experiments in the Southwestern USA using the Walnut Gulch rainfall simulator. Earth System Science Data. 10:19-26. https://doi.org/10.5194/essd-10-19-2018.Rainfall erosivity: An historical review
                                                        

- (Peer Reviewed Journal)Nearing, M.A., Yin, S., Borrelli, B., Polyakov, V.O. 2017. Rainfall erosivity: An historical review. Catena. 157:357-362. https://doi.org/10.1016/j.catena.2017.06.004.Slope-Velocity-Equilibrium and evolution of surface roughness on a stony hillslope
                                                        

- (Peer Reviewed Journal)Nearing, M.A., Polyakov, V.O., Nichols, M.H., Hernandez Narvaez, M.N., Li, L., Zhao, Y., Armendariz, G.A. 2017. Slope-Velocity-Equilibrium and evolution of surface roughness on a stony hillslope. Hydrology and Earth System Sciences. 21:3221-3229. https://doi.org/10.5194/hess-21-3221-2017.Application of ecological site information to transformative changes on Great Basin sagebrush rangelands
                                                        

- (Peer Reviewed Journal)Williams, C.J., Pierson, F.B., Spaeth, K., Brown, J., Al-Hamdan, O., Weltz, M.A., Nearing, M.A., Herrick, J.E., Boll, J., Robichaud, P.R., Goodrich, D.C., Heilman, P., Guertin, D.P., Hernandez Narvaez, M.N., Wei, H., Polyakov, V.O., Armendariz, G.A., Nouwakpo, S.K., Hardegree, S.P., Clark, P., Strand, E.K., Bates, J.D., Metz, L.J., Nichols, M.H. 2017. Application of ecological site information to transformative changes on Great Basin sagebrush rangelands. Rangelands. 38(6):379-388.Determining soil erosion rates on semi-arid watersheds using radioisotope-derived sedimentation chronology
                                                                 2327

- (Peer Reviewed Journal)The Reduction of Partitioned Wind and Water Erosion by Conservation Agriculture

- (Peer Reviewed Journal)Semiarid watershed response to low-tech porous rock check dams

- (Peer Reviewed Journal)Nichols, M.H., Polyakov, V.O., Nearing, M.A., Hernandez, M. 2016. Semiarid watershed response to low-tech porous rock check dams. Soil Science. 181(7):275-282. doi: 10.1097/SS.0000000000000160.Effect of check dams on runoff, sediment yield and retention on small semi-arid watersheds
                                                        

- (Peer Reviewed Journal)Polyakov, V.O., Nichols, M.H., Mcclaran, M., Nearing, M.A. 2014. Effect of check dams on runoff, sediment yield and retention on small semi-arid watersheds. Journal of Soil and Water Conservation. 69:414-421. https://doi.org/10.2489/jswc.69.5.414.Fingerprinting the sources of suspended sediment delivery
to a large municipal drinking water reservoir: Falls Lake,
Neuse River, North Carolina, USA
                                                        

- (Peer Reviewed Journal)Voli, M., Wehmann, K., Bohnenstiehl, D., Leithold, E., Osburn, C., Polyakov, V.O. 2013. Fingerprinting the sources of suspended sediment delivery to a large municipal drinking water reservoir: Falls Lake, Neuse River, North Carolina, USA. Journal of Soils and Sediments. 3:1692–1707. https://doi.org/10.1007/s11368-013-0758-3.A sediment budget for a small semiarid watershed in southeastern Arizona, USA
                                                        

- (Peer Reviewed Journal)Nichols, M.H., Nearing, M.A., Polyakov, V.O., Stone, J.J. 2012. A sediment budget for a small semiarid watershed in southeastern Arizona, USA. Geomorphology. 180-181: 137-145. https://doi.org/10.1016/j.geomorph.2012.10.002.Comparison of two stream gauging systems for measuring runoff and sediment yield for a semi-arid watershed
                                                        

- (Peer Reviewed Journal)Polyakov, V.O., Nearing, M.A., Hawdon, A., Wilkinson, S., Nichols, M.H. 2013. Comparison of two stream gauging systems for measuring runoff and sediment yield for a semi-arid watershed. Earth Surface Processes and Landforms. 38: 383–390. https://doi.org/10.1002/esp.3287.Runoff and erosional response to a drought-induced shift in a desert grassland community composition
                                                        

- (Peer Reviewed Journal)Polyakov, V.O., Nearing, M.A., Stone, J.J., Hamerlynck, E.P., Nichols, M.H., Holifield Collins, C.D., Scott, R.L. 2010. Runoff and erosional response to a drought-induced shift in a desert grassland community composition. Journal of Geophysical Research. 115, G04027. https://doi.org/10.1029/2010JG001386.


Return to top


Connect with ARS Sign up


ARS Home
                            USDA.gov
                            Plain Writing
                            Policies & Links
                            Civil Rights Statements
                            FOIA
                            Accessibility Statement
                            Privacy Policy
                            Non-Discrimination Statement
                            Quality of Information
                            USA.gov
                            WhiteHouse.gov