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ARS Home » Pacific West Area » Burns, Oregon » Range and Meadow Forage Management Research » People & Locations » Erik Hamerlynck

Erik P Hamerlynck (PhD)
Range and Meadow Forage Management Research
Plant Physiologist

Phone: (541) 573-8911
Fax: (541) 573-3042

EOARC
67826-A HWY 205
BURNS, OR 97720
Projects
A Systems Approach to Restoring Invaded Sagebrush Steppe
In-House Appropriated (D)
  Accession Number: 438639

Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
Photosynthetic regulation in seed heads and flag leaves of sagebrush-steppe bunchgrasses Reprint Icon - (Peer Reviewed Journal)
Hamerlynck, E.P., Denton, E.M., Davies, K.W., Boyd, C.S. 2019. Photosynthetic regulation in seed heads and flag leaves of sagebrush-steppe bunchgrasses. Conservation Physiology. 7(1):coz112. https://doi.org/10.1093/conphys/coz112.
Biotic soil-plant interaction processes explain most of hysteric CO2 efflux response to temperature in cross-factorial mesocosm experiment Reprint Icon - (Peer Reviewed Journal)
Dusza, Y., Sanchez-Canete, E.P., Le Galliard, J., Ferriere, R., Chollet, S., Massol, F., Hansart, A., Juarez, S., Dontsova, K., Van Haren, J., Troch, P., Pavao-Zuckerman, M.A., Hamerlynck, E.P., Barron-Gafford, G.A. 2020. Biotic soil-plant interaction processes explain most of hysteric CO2 efflux response to temperature in cross-factorial mesocosm experiment. Scientific Reports. 10:905. https://doi.org/10.1038/s41598-019-55390-6.
Seed head photosynthetic light responses in clipped and unclipped sagebrush steppe bunchgrasses Reprint Icon - (Peer Reviewed Journal)
Hamerlynck, E.P., Ziegenhagen, L.L. 2020. Seed head photosynthetic light responses in clipped and unclipped sagebrush steppe bunchgrasses. Journal of Arid Environments. 172. https://doi.org/10.1016/j.jaridenv.2019.104013.
Restoration of sagebrush in crested wheatgrass communities: A longer-term evaluation in the northern Great Basin Reprint Icon - (Peer Reviewed Journal)
Davies, K.W., Boyd, C.S., Bates, J.D., Hamerlynck, E.P., Copeland, S.M. 2020. Restoration of sagebrush in crested wheatgrass communities: a longer-term evaluation in the northern Great Basin. Rangeland Ecology and Management. 73(1):1-8. https://doi.org/10.1016/j.rama.2019.07.005.
Ventenata and other coexisting exotic annual grass control and plant community response to increasing imazapic application rates Reprint Icon - (Peer Reviewed Journal)
Davies, K.W., Hamerlynck, E.P. 2019. Ventenata and other coexisting exotic annual grass control and plant community response to increasing imazapic application rates. Rangeland Ecology and Management. 72(4):700-705. https://doi.org/10.1016/j.rama.2019.02.010.
Environmental and vegetative controls on soil CO2 efflux in three semiarid ecosystems Reprint Icon - (Peer Reviewed Journal)
Roby, M., Scott, R.L., Barron-Gafford, G., Hamerlynck, E.P., Moore, D. 2019. Environmental and vegetative controls on soil CO2 efflux in three semiarid ecosystems. Soil Systems. 3(1):6. https://doi.org/10.3390/soilsystems3010006.
Changes in abundance of eight sagebrush-steppe bunchgrass species 13 yr after coplanting Reprint Icon - (Peer Reviewed Journal)
Hamerlynck, E.P., Davies, K.W. 2019. Changes in abundance of eight sagebrush-steppe bunchgrass species 13 yr after coplanting. Rangeland Ecology and Management. 72(1):23-27. https://doi.org/10.1016/j.rama.2018.07.001.
Seedling defoliation and drought stress: variation in intensity and frequency affect performance and survival Reprint Icon - (Peer Reviewed Journal)
Denton, E.M., Smith, B.S., Hamerlynck, E.P., Sheley, R.L. 2018. Seedling defoliation and drought stress: variation in intensity and frequency affect performance and survival. Rangeland Ecology and Management. 71(1):25-34. https://doi.org/10.1016/j.rama.2017.06.014.
Impacts of hydraulic redistribution on grass-tree competition versus facilitation in a semiarid savanna Reprint Icon - (Peer Reviewed Journal)
Barron-Gafford, G., Sanchez-Cohen, E., Minor, R., Hyendryz, S., Lee, E., Sutter, L., Tran, N., Parra, E., Colella, T., Murphy, P., Hamerlynck, E.P., Kumar, P., Scott, R.L. 2017. Impacts of hydraulic redistribution on grass-tree competition versus facilitation in a semiarid savanna. New Phytologist. 215(4):1451-1461. https://doi.org/10.1111/nph.14693.
Challenges and limitations to native species restoration in the Great Basin, USA - (Peer Reviewed Journal)
Svejcar, T., Boyd, C.S., Davies, K.W., Hamerlynck, E.P., Svejcar, L. 2017. Challenges and limitations to native species restoration in the Great Basin, USA. Plant Ecology. 218:81-94. doi: 10.1007/s11258-016-0648-z.
Postdefoliation ecosystem carbon and water flux and canopy growth dynamics in sagebrush steppe bunchgrass Reprint Icon - (Peer Reviewed Journal)
Hamerlynck, E.P., Sheley, R.L., Davies, K.W., Svejcar, A.J. 2016. Postdefoliation ecosystem carbon and water flux and canopy growth dynamics in sagebrush steppe bunchgrass. Ecosphere. 7(7):1-21. doi: 10.1002/ecs2.1376.
Compensatory photosynthesis, water-use efficiency, and biomass allocation of defoliated exotic and native bunchgrass seedlings Reprint Icon - (Peer Reviewed Journal)
Hamerlynck, E.P., Smith, B., Sheley, R.L., Svejcar, A.J. 2016. Compensatory photosynthesis, water-use efficiency, and biomass allocation of defoliated exotic and native bunchgrass seedlings. Rangeland Ecology and Management. 69(3):206-214. doi: 10.1016/j.rama.2015.12.007.
The carbon balance pivot point of southwestern U.S. semiarid ecosystems: Insights from the 21st century drought Reprint Icon - (Peer Reviewed Journal)
Scott, R.L., Biederman, J.A., Hamerlynck, E.P., Barron-Gafford, G. 2015. The carbon balance pivot point of southwestern U.S. semiarid ecosystems: Insights from the 21st century drought. Journal of Geophysical Research-Biogeosciences. 120:2612-2624. https://doi.org/10.1002/2015JG003181.
Role of dispersal timing and frequency in annual grass-invaded Great Basin ecosystems: how modifying seeding strategies increases restoration success - (Peer Reviewed Journal)
Schantz, M.C., Sheley, R.L., James, J.J., Hamerlynck, E.P. 2016. Role of dispersal timing and frequency in annual grass-invaded Great Basin ecosystems: how modifying seeding strategies increases restoration success. Western North American Naturalist. 76(1):36-52. doi: 10.3398/064.076.0106.
Dynamic response of plant chlorophyll fluorescence to light, water and nutrient availability - (Peer Reviewed Journal)
Cendrero-Mateo, M., Carmo Silva, A.E., Nearing, G., Porcar-Castell, A., Hamerlynck, E.P., Papuga, S., Moran, M.S. 2015. Dynamic response of plant chlorophyll fluorescence to light, water and nutrient availability. Functional Plant Biology. 42:746-757. doi: 10.1071/FP15002.
Functional response of U.S. grasslands to the early 21st century drought - (Peer Reviewed Journal)
Moran, M.S., Ponce Campos, G., Huete, A., Mcclaran, M., Zhang, Y., Hamerlynck, E.P., Augustine, D.J., Gunter, S.A., Kitchen, S.G., Peters, D.C., Starks, P.J., Hernandez, M. 2014. Functional response of U.S. grasslands to the early 21st century drought. Ecology. 95:2121-2133.
When vegetation change alters ecosystem water availability Reprint Icon - (Peer Reviewed Journal)
Scott, R.L., Huxman, T., Barron Gafford, B., Jenerette, G., Young, J., Hamerlynck, E.P. 2014. When vegetation change alters ecosystem water availability. Global Change Biology. 20:2198-2210. https://doi.org/10.1111/gcb.12511.
Nocturnal soil CO2 uptake and its relationship to sub-surface soil and ecosystem carbon fluxes in a Chihuahuan Desert shrubland - (Peer Reviewed Journal)
Hamerlynck, E.P., Scott, R.L., Sánchez-Cañete, E.P., Barron-Gafford, G.A. 2013. Nocturnal soil CO2 uptake and its relationship to sub-surface soil and ecosystem carbon fluxes in a Chihuahuan Desert shrubland. Journal of Geophysical Research-Biogeosciences. 118:1593–1603. DOI :10.1002/2013JG002495.
Landscape and environmental controls over leaf and ecosystem carbon dioxide fluxes under woody plant expansion Reprint Icon - (Peer Reviewed Journal)
Barron-Gafford, G., Scott, R.L., Jenerette, G., Hamerlynck, E.P., Huxman, T. 2013. Landscape and environmental controls over leaf and ecosystem carbon dioxide fluxes under woody plant expansion. Journal of Ecology. 101:1471-1483. https://doi.org/10.1111/1365-2745.12161.
Water-use-efficiency of annual-dominated and bunchgrass-dominated savanna intercanopy space Reprint Icon - (Peer Reviewed Journal)
Hamerlynck, E.P., Scott, R.L., Cavanaugh, M.L., Barron Gafford, B. 2013. Water-use-efficiency of annual-dominated and bunchgrass-dominated savanna intercanopy space. Ecohydrology. 7:1208-1215. https://doi.org/10.1002/eco.1452.
Consequences of cool-season drought induced plant mortality to Chihuahuan Desert grassland ecosystem and soil respiration dynamics - (Peer Reviewed Journal)
Hamerlynck, E.P., Scott, R.L., Barron-Gafford, G. 2013. Consequences of cool-season drought induced plant mortality to Chihuahuan Desert grassland ecosystem and soil respiration dynamics. Ecosystems. DOI: 10.1007/s10021-013-9675-y.
Cool-season whole-plant gas exchange of exotic and native semiarid bunchgrasses Reprint Icon - (Peer Reviewed Journal)
Hamerlynck, E.P., Scott, R.L., Barron-Gafford, G., Cavanaugh, M.L., Moran, M., Huxman, T. 2012. Cool-season whole-plant gas exchange of exotic and native semiarid bunchgrasses. Plant Ecology. 213:1229-1239. https://doi.org/10.1007/s11258-012-0081-x.
Cool-season whole-plant gas exchange of exotic and native desert semiarid bunchgrasses - (Peer Reviewed Journal)
Hamerlynck, E.P., Scott, R.L., Barron-Gafford, B., Cavanaugh, M.L., Moran, M.S., Huxman, T. 2012. Cool-season whole-plant gas exchange of exotic and native desert semiarid bunchgrasses. Plant Ecology. 213:1229–1239. DOI 10.1007/s11258-012-0081-x.
Commonalities of carbon dioxide exchange in semiarid regions with monsoon and Mediterranean climates Reprint Icon - (Peer Reviewed Journal)
Scott, R.L., Serrano-Ortiz, P., Domingo, F., Hamerlynck, E.P., Kowalski, A. 2012. Commonalities of carbon dioxide exchange in semiarid regions with monsoon and Mediterranean climates. Journal of Arid Environments. 84:71-79. https://doi.org/10.1016/j.jaridenv.2012.03.017.
Temperature and precipitation controls over leaf- and ecosystem-level CO2 flux along a woody plant encroachment gradient Reprint Icon - (Peer Reviewed Journal)
Barron-Gafford, G., Scott, R.L., Jenerette, G., Hamerlynck, E.P., Huxman, T. 2012. Temperature and precipitation controls over leaf- and ecosystem-level CO2 flux along a woody plant encroachment gradient. Global Change Biology. 18:1389-1400. https://doi.org/10.1111/j.1365-2486.2011.02599.x.
Utilizing long-term ARS data to compare and contrast hydroclimatic trends from snow and rainfall dominated watersheds Reprint Icon - (Proceedings)
Goodrich, D.C., Marks, D.G., Seyfried, M.S., Keefer, T.O., Unkrich, C.L., Anson, E.L., Clark, P., Flerchinger, G.N., Hamerlynck, E.P., Hardegree, S.P., Heilman, P., Holifield Collins, C.D., Moran, M.S., Nearing, M.A., Nichols, M.H., Pierson Jr, F.B., Scott, R.L., Stone, J.J., Van Vactor, S.S., Winstral, A.H., Wong, J.K. 2011. Utilizing long-term ARS data to compare and contrast hydroclimatic trends from snow and rainfall dominated watersheds. Proceedings of the 4th Interagency Conference of Research in the Watersheds, Fairbanks, AK., Sept. 26-30, 2011.
Soil moisture and ecosystem function responses of desert grassland varying in vegetative cover to a saturating precipitation pulse - (Peer Reviewed Journal)
Hamerlynck, E.P., Scott, R.L., Stone, J.J. 2012. Soil moisture and ecosystem function responses of desert grassland varying in vegetative cover to a saturating precipitation pulse. Ecohydrology. 5: 297-307. doi:10.1002/eco.214.
Physiographic position modulates the influence of temperature and precipitation as controls over leaf and ecosystem level CO2 flux in shrubland ecosystems - (Abstract Only)
Barron-Gafford, G., Scott, R.L., Jenerette, G., Hamerlynck, E.P., Huxman, T. 2010. Physiographic position modulates the influence of temperature and precipitation as controls over leaf and ecosystem level CO2 flux in shrubland ecosystems. American Geophysical Union 2010 Fall Meeting, [Abstract]. AGU, San Francisco, Calif., 13-17 Dec.
Aerial photo classification for monitoring the spread of Eragrostis lehmanniana in a semiarid Arizona grassland - (Abstract Only)
Sugg, Z., Moran, M.S., Scott, C., Van Leeuwen, W., Hamerlynck, E.P. 2010. Aerial photo classification for monitoring the spread of Eragrostis lehmanniana in a semiarid Arizona grassland. Research Insights in Semiarid Ecosystems Symposium. University of Arizona, Tucson, AZ., October 2, 2010.
Inter- and under-canopy soil water, leaf-level and whole-plant gas exchange of a semiarid perennial C4 grass - (Peer Reviewed Journal)
Hamerlynck, E.P., Scott, R.L., Moran, M.S., Huxman, T.E. 2010. Inter - and under- canopy soil water, leaf-level and whole-plant gas exchange of a semiarid perennial C4 grass. Oecologia. 165: 17-29.
Runoff and erosional response to a drought-induced shift in a desert grassland community composition Reprint Icon - (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.
Hydrologic response to precipitation pulses under and between shrubs in the Chihuahuan Desert, Arizona - (Peer Reviewed Journal)
Moran, M.S., Hamerlynck, E.P., Scott, R.L., Keefer, T.O., Bryant, R.B., Deyoung, L., Nearing, G.S., Sugg, Z., Hymer, D.C. 2010. Hydrologic response to precipitation pulses under and between shrubs in the Chihuahuan Desert, Arizona. Water Resources Research. 46: W10509. doi:10.1029/2009WR008842.
Carbon dioxide exchange in a semidesert grassland responding through drought-induced vegetation change Reprint Icon - (Peer Reviewed Journal)
Scott, R.L., Hamerlynck, E.P., Jenerette, G.D., Moran, M.S., Barron-Gafford, G.A. 2010. Carbon dioxide exchange in a semidesert grassland responding through drought-induced vegetation change. Journal of Geophysical Research. 115, G03026. https://doi.org/10.1029/2010JG001348.
Growth and foliar d15N of a Mojave desert shrub in relation to soil hydrological dynamics - (Peer Reviewed Journal)
Hamerlynck, E.P., Mcauliffe, J.R. 2010. Growth and foliar d15N of a Mojave desert shrub in relation to soil hydrological dynamics. Journal of Arid Environments. 74:1569-1571.
Perennial plant mortality in the Sonoran and Mojave Deserts in response to severe, multi-year drought - (Peer Reviewed Journal)
Mcauliffe, J.R., Hamerlynck, E.P. 2010. Perennial plant mortality in the Sonoran and Mojave Deserts in response to severe, multi-year drought. Journal of Arid Environments. 74:885-896.
Growing season ecosystem and leaf-level gas exchange of an exotic and native semiarid bunchgrass - (Peer Reviewed Journal)
Hamerlynck, E.P., Scott, R.L., Moran, M.S., Keefer, T.O., Huxman, T.E. 2010. Growing season ecosystem and leaf-level gas exchange of an exotic and native semiarid bunchgrass. Oecologia. 163:561–570.
Impact of insect defoliation on forest carbon balance as assessed with a canopy assimilation model - (Peer Reviewed Journal)
Schafer, K.V., Clark, K.L., Skowronski, N., Hamerlynck, E.P. 2010. Impact of insect defoliation on forest carbon balance as assessed with a canopy assimilation model. Global Change Biology. 16:546-560.
Soil Evaporation Response to Lehmann Lovegrass (Eragrostis lehmanniana) Invasion in a Semiarid Watershed - (Peer Reviewed Journal)
Moran, M.S., Scott, R.L., Hamerlynck, E.P., Green, K.N., Emmerich, W.E., Holifield Collins, C.D. 2009. Soil Evaporation Response to Lehmann Lovegrass (Eragrostis lehmanniana) Invasion in a Semiarid Watershed. Agricultural and Forest Meteorology. 149:2133-2142.
Ecophysiology of two Sonoran Desert evergreen shrubs during extreme drought - (Peer Reviewed Journal)
Hamerlynck, E.P., Huxman, T.E. 2009. Ecophysiology of two Sonoran Desert evergreen shrubs during extreme drought. Journal of Arid Environments. 73: 582-585.
Soil Evaporative Response to Lehmann Lovegrass Eragrostis lehmanniana Invasion in a Semiarid Watershed 1982 - (Proceedings)
Soil-dependent canopy-die back and plant mortality in two Mojave Desert shrubs - (Peer Reviewed Journal)
Hamerlynck, E.P., Mcauliffe, J.R. 2008. Soil-dependent canopy-die back and plant mortality in two Mojave Desert shrubs. Journal of Arid Environments. 72:1793– 1802. . Journal of Arid Environments.
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