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ResearcherID: P-9738-2016
Scopus Author ID: 6602571148

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USDA Forest Service Southern Research Station: Burlington, VT, US

2002-09-01 to present
Employment
Source: Self-asserted source
John R Butnor

Works (50 of 76)

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Cold Tolerance Assay Reveals Evidence of Climate Adaptation Among American Elm (<i>Ulmus americana</i> L.) Genotypes

Forests
2024-10 | Journal article | Author
DOI: 10.3390/f15111843
Contributors: John R Butnor; Cornelia Wilson; melike bakir; Anthony D'Amato; Charles E. Flower; Christopher F. Hansen; Stephen Keller; Kathleen S. Knight; Paula F. Murakami
Source: check_circle
Multidisciplinary Digital Publishing Institute

A simple method for estimating the coarse lateral root biomass of shrubs using ground-penetrating radar: Validation by Caragana microphylla Lam. in Inner Mongolia

Science of The Total Environment
2024-04 | Journal article
DOI: 10.1016/j.scitotenv.2024.170897
Part of ISSN: 0048-9697
Contributors: Luyun Zhang; Zheng Zhang; Li Guo; Xihong Cui; John R. Butnor; Shupeng Li; Xin Cao; Xuehong Chen
Source: Self-asserted source
John R Butnor via Crossref Metadata Search

Advancing noninvasive and nondestructive root phenotyping techniques: A two-phase permittivity model for accurate estimation of root volume

Geoderma
2024-02 | Journal article
DOI: 10.1016/j.geoderma.2024.116773
Part of ISSN: 0016-7061
Contributors: Huijie Gu; Imre Cseresnyés; John R. Butnor; Baoru Li; Hongyong Sun; Xiying Zhang; Yang Lu; Xiuwei Liu
Source: Self-asserted source
John R Butnor via Crossref Metadata Search

Limited increases in savanna carbon stocks over decades of fire suppression

Nature
2022-03-16 | Journal article
DOI: 10.1038/s41586-022-04438-1
Part of ISSN: 1476-4687
Contributors: Yong Zhou; Jenia Singh; John R. Butnor; Corli Coetsee; Peter B. Boucher; Madelon F. Case; Evan Hockridge; Andrew B. Davies; Ann Carla Staver
Source: Self-asserted source
John R Butnor via Crossref Metadata Search

Genotypic variation and plasticity in climate-adaptive traits after range expansion and fragmentation of red spruce (<i>Picea rubens</i>Sarg.)

Philosophical Transactions of the Royal Society B: Biological Sciences
2022-02-21 | Journal article
DOI: 10.1098/rstb.2021.0008
Part of ISSN: 1471-2970
Contributors: Anoob Prakash; Sonia DeYoung; Susanne Lachmuth; Jacquelyne L. Adams; Kurt Johnsen; John R. Butnor; David M. Nelson; Matthew C. Fitzpatrick; Stephen R. Keller
Source: Self-asserted source
John R Butnor via Crossref Metadata Search

An Automatic Processing Framework for In Situ Determination of Ecohydrological Root Water Content by Ground-Penetrating Radar

IEEE Transactions on Geoscience and Remote Sensing
2021 | Journal article
DOI: 10.1109/tgrs.2021.3065066
Part of ISSN: 0196-2892
Contributors: Xinbo Liu; Li Guo; Xihong Cui; John R. Butnor; Elizabeth W. Boyer; Dedi Yang; Jin Chen; Bihang Fan
Source: Self-asserted source
John R Butnor via Crossref Metadata Search

Electrical capacitance estimates crop root traits best under dry conditions—a case study in cotton (Gossypium hirsutum L.)

Plant and Soil
2021-08-09 | Journal article
DOI: 10.1007/s11104-021-05094-6
Part of ISSN: 1573-5036
Contributors: Huijie Gu; Liantao Liu; John R. Butnor; Hongyong Sun; Xiying Zhang; Cundong Li; Xiuwei Liu
Source: Self-asserted source
John R Butnor via Crossref Metadata Search

Genomic drivers of early-life fitness in Picea rubens

Conservation Genetics
2021-05 | Journal article
DOI: 10.1007/s10592-021-01378-7
Part of ISSN: 1566-0621
Contributors: Thibaut Capblancq; Helena Munson; John R. Butnor; Stephen R. Keller
Source: Self-asserted source
John R Butnor via Crossref Metadata Search

Noninvasive 2D and 3D Mapping of Root Zone Soil Moisture Through the Detection of Coarse Roots With Ground‐Penetrating Radar

Water Resources Research
2020-05-09 | Journal article
DOI: 10.1029/2019wr026930
Part of ISSN: 0043-1397
Contributors: X. Liu; J. Chen; J. R. Butnor; G. Qin; X. Cui; B. Fan; H. Lin; L. Guo
Source: Self-asserted source
John R Butnor via Crossref Metadata Search

Whole exome sequencing reveals a long‐term decline in effective population size of red spruce ( Picea rubens )

Evolutionary Applications
2020-04 | Journal article
DOI: 10.1111/eva.12985
Part of ISSN: 1752-4571
Contributors: Thibaut Capblancq; John R. Butnor; Sonia Deyoung; Ethan Thibault; Helena Munson; David M. Nelson; Matthew C. Fitzpatrick; Stephen R. Keller
Source: Self-asserted source
John R Butnor via Crossref Metadata Search

Intra-Annual Variation in Soil C, N and Nutrients Pools after Prescribed Fire in a Mississippi Longleaf Pine (<i>Pinus palustris</i> Mill.) Plantation

Forests
2020-02 | Journal article | Author
DOI: 10.3390/f11020181
Contributors: John R Butnor; Kurt H. Johnsen; Christopher A. Maier; C. Dana Nelson
Source: check_circle
Multidisciplinary Digital Publishing Institute

Growth, Photosynthesis, and Cold Tolerance of Eucalyptus benthamii Planted in the Piedmont of North Carolina

Forest Science
2019 | Journal article
DOI: 10.1093/forsci/fxy030
EID:

2-s2.0-85062188584
Contributors: Butnor, J.R.; Johnsen, K.H.; Anderson, P.H.; Hall, K.B.; Halman, J.M.; Hawley, G.J.; Maier, C.A.; Schaberg, P.G.
Source: Self-asserted source
John R Butnor via Scopus - Elsevier

Phenotypic Variation in Climate-Associated Traits of Red Spruce (Picea rubens Sarg.) along Elevation Gradients in the Southern Appalachian Mountains

Castanea
2019-12-13 | Journal article
DOI: 10.2179/0008-7475.84.2.128
Part of ISSN: 0008-7475
Source: Self-asserted source
John R Butnor

Ground penetrating radar (GPR) detects fine roots of agricultural crops in the field

Plant and Soil
2018 | Journal article
DOI: 10.1007/s11104-017-3531-3
EID:

2-s2.0-85039049760
Contributors: Liu, X.; Dong, X.; Xue, Q.; Leskovar, D.I.; Jifon, J.; Butnor, J.R.; Marek, T.
Source: Self-asserted source
John R Butnor via Scopus - Elsevier

Predicting longleaf pine coarse root decomposition in the southeastern US

Forest Ecology and Management
2018 | Journal article
DOI: 10.1016/j.foreco.2018.05.024
EID:

2-s2.0-85047110479
Contributors: Anderson, P.H.; Johnsen, K.H.; Butnor, J.R.; Gonzalez-Benecke, C.A.; Samuelson, L.J.
Source: Self-asserted source
John R Butnor via Scopus - Elsevier

Ethanol exposure can inhibit red spruce (<i>Picea rubens</i>) seed germination

Seed Science and Technology
2018-07-01 | Journal article
DOI: 10.15258/sst.2018.46.2.07
Part of ISSN: 0251-0952
Contributors: John R. Butnor; Brittany M. Verrico; Victor Vankus; Stephen R. Keller
Source: Self-asserted source
John R Butnor via Crossref Metadata Search

Coupling fine-scale root and canopy structure using ground-based remote sensing

Remote Sensing
2017 | Journal article
DOI: 10.3390/rs9020182
EID:

2-s2.0-85013635111
Contributors: Hardiman, B.S.; Gough, C.M.; Butnor, J.R.; Bohrer, G.; Detto, M.; Curtis, P.S.
Source: Self-asserted source
John R Butnor via Scopus - Elsevier

Ecosystem carbon density and allocation across a chronosequence of longleaf pine forests:

Ecological Applications
2017 | Journal article
DOI: 10.1002/eap.1439
EID:

2-s2.0-85008350892
Contributors: Samuelson, L.J.; Stokes, T.A.; Butnor, J.R.; Johnsen, K.H.; Gonzalez-Benecke, C.A.; Martin, T.A.; Cropper, W.P.; Anderson, P.H.; Ramirez, M.R.; Lewis, J.C.
Source: Self-asserted source
John R Butnor via Scopus - Elsevier

Experimental branch cooling increases foliar sugar and anthocyanin concentrations in sugar maple at the end of the growing season

Canadian Journal of Forest Research
2017 | Journal article
DOI: 10.1139/cjfr-2016-0534
EID:

2-s2.0-85021126210
Contributors: Schaberg, P.G.; Murakami, P.F.; Butnor, J.R.; Hawley, G.J.
Source: Self-asserted source
John R Butnor via Scopus - Elsevier

Vertical distribution and persistence of soil organic carbon in fire-adapted longleaf pine forests

Forest Ecology and Management
2017 | Journal article
DOI: 10.1016/j.foreco.2017.01.014
EID:

2-s2.0-85010403104
Contributors: Butnor, J.R.; Samuelson, L.J.; Johnsen, K.H.; Anderson, P.H.; González Benecke, C.A.; Boot, C.M.; Cotrufo, M.F.; Heckman, K.A.; Jackson, J.A.; Stokes, T.A. et al.
Source: Self-asserted source
John R Butnor via Scopus - Elsevier

Experimental Evaluation of Several Key Factors Affecting Root Biomass Estimation by 1500 MHz Ground-Penetrating Radar

Remote Sensing
2017-12-20 | Journal article
DOI: 10.3390/rs9121337
Part of ISSN: 2072-4292
Contributors: John Bain; Frank Day; John Butnor
Source: Self-asserted source
John R Butnor via Crossref Metadata Search

Surface-based GPR underestimates below-stump root biomass

Plant and Soil
2016 | Journal article
DOI: 10.1007/s11104-015-2768-y
WOSUID:

WOS:000374404100003
Contributors: Butnor, John R.; Samuelson, Lisa J.; Stokes, Thomas A.; Johnsen, Kurt H.; Anderson, Peter H.; Gonzalez-Benecke, Carlos A.
Source: Self-asserted source
John R Butnor via ResearcherID
grade
Preferred source (of 2)‎

Integrating estimates of tree root mass predicted with ground penetrating radar and allometry

28th Symposium on the Application of Geophysics to Engineering and Environmental Problems 2015, SAGEEP 2015
2015 | Conference paper
EID:

2-s2.0-84939488761
Contributors: Butnor, J.R.; Samuelson, L.J.; Stokes, T.A.; Johnsen, K.H.; Anderson, P.H.
Source: Self-asserted source
John R Butnor via Scopus - Elsevier

Modeling the effects of forest management on in situ and ex situ longleaf pine forest carbon stocks

Forest Ecology and Management
2015 | Journal article
DOI: 10.1016/j.foreco.2015.02.029
WOSUID:

WOS:000361864700004
Contributors: Gonzalez-Benecke, C. A.; Samuelson, L. J.; Martin, T. A.; Cropper, W. P., Jr.; Johnsen, K. H.; Stokes, T. A.; Butnor, J. R.; Anderson, P. H.
Source: Self-asserted source
John R Butnor via ResearcherID
grade
Preferred source (of 2)‎

INTEGRATING ESTIMATES OF TREE ROOT MASS PREDICTED WITH GROUND PENETRATING RADAR AND ALLOMETRY

Symposium on the Application of Geophysics to Engineering and Environmental Problems 2015
2015-03-26 | Conference paper
DOI: 10.4133/sageep.28-092
Contributors: John R. Butnor; Lisa J. Samuelson; Thomas A. Stokes; Kurt H. Johnsen; Peter H. Anderson
Source: Self-asserted source
John R Butnor via Crossref Metadata Search

Ecosystem carbon stocks in Pinus palustris forests

Canadian Journal of Forest Research
2014 | Journal article
DOI: 10.1139/cjfr-2013-0446
WOSUID:

WOS:000334849300009
Contributors: Samuelson, Lisa J.; Stokes, Tom A.; Butnor, John R.; Johnsen, Kurt H.; Gonzalez-Benecke, Carlos A.; Anderson, Pete; Jackson, Jason; Ferrari, Lorenzo; Martin, Tim A.; Cropper, Wendell P., Jr.
Source: Self-asserted source
John R Butnor via ResearcherID
grade
Preferred source (of 2)‎

Measuring soil frost depth in forest ecosystems with ground penetrating radar

Agricultural and Forest Meteorology
2014 | Journal article
DOI: 10.1016/j.agrformet.2014.03.005
EID:

2-s2.0-84897426077
Contributors: Butnor, J.R.; Campbell, J.L.; Shanley, J.B.; Zarnoch, S.J.
Source: Self-asserted source
John R Butnor via Scopus - Elsevier

Decreased carbon limitation of litter respiration in a mortality-affected pinon-juniper woodland

Biogeosciences
2013 | Journal article
DOI: 10.5194/bg-10-1625-2013
WOSUID:

WOS:000317010600025
Contributors: Berryman, E.; Marshall, J. D.; Rahn, T.; Litvak, M.; Butnor, J.
Source: Self-asserted source
John R Butnor via ResearcherID
grade
Preferred source (of 2)‎

Spatial and temporal variability of soil CO2 efflux in three proximate temperate forest ecosystems

Agricultural and Forest Meteorology
2013 | Journal article
DOI: 10.1016/j.agrformet.2012.12.007
WOSUID:

WOS:000316513000023
Contributors: Oishi, A. Christopher; Palmroth, Sari; Butnor, John R.; Johnsen, Kurt H.; Oren, Ram
Source: Self-asserted source
John R Butnor via ResearcherID
grade
Preferred source (of 2)‎

The effects of 11 yr of CO2 enrichment on roots in a Florida scrub-oak ecosystem

New Phytologist
2013 | Journal article
DOI: 10.1111/nph.12246
WOSUID:

WOS:000325555400020
Contributors: Day, Frank P.; Schroeder, Rachel E.; Stover, Daniel B.; Brown, Alisha L. P.; Butnor, John R.; Dilustro, John; Hungate, Bruce A.; Dijkstra, Paul; Duval, Benjamin D.; Seiler, Troy J. et al.
Source: Self-asserted source
John R Butnor via ResearcherID
grade
Preferred source (of 2)‎

Using ground penetrating radar to characterize soil frost

26th Symposium on the Application of Geophysics to Engineering and Environmental Problems 2013, SAGEEP 2013
2013 | Conference paper
EID:

2-s2.0-84880516822
Contributors: Butnor, J.R.; Campbell, J.L.; Shanley, J.B.; Zarnoch, S.J.
Source: Self-asserted source
John R Butnor via Scopus - Elsevier

Productivity and Carbon Sequestration of Forests in the Southern United States

Climate Change Adaptation and Mitigation Management Options
2013-10-24 | Book chapter
DOI: 10.1201/b15613-9
Part of ISBN: 9781466572768
Contributors: Kurt Johnsen; Tara Keyser; John Butnor; Carlos Gonzalez-Benecke; Donald Kaczmarek; Chris Maier; Heather McCarthy; Ge Sun
Source: Self-asserted source
John R Butnor via Crossref Metadata Search

USING GROUND PENETRATING RADAR TO CHARACTERIZE SOIL FROST

Symposium on the Application of Geophysics to Engineering and Environmental Problems 2013
2013-03-17 | Conference paper
DOI: 10.4133/sageep2013-130.1
Contributors: John R. Butnor; John L. Campbell; James B. Shanley; Stanley J. Zarnoch
Source: Self-asserted source
John R Butnor via Crossref Metadata Search

Impacts of pine species, stump removal, cultivation, and fertilization on soil properties half a century after planting

Canadian Journal of Forest Research-Revue Canadienne De Recherche Forestiere
2012 | Journal article
DOI: 10.1139/x2012-024
WOSUID:

WOS:000302226700005
Contributors: Butnor, J. R.; Johnsen, K. H.; Sanchez, F. G.; Nelson, C. D.
Source: Self-asserted source
John R Butnor via ResearcherID
grade
Preferred source (of 2)‎

Proceedings of the 16th biennial southern silvicultural research conference

2012 | Report
DOI: 10.2737/srs-gtr-156
Contributors: John R. Butnor
Source: Self-asserted source
John R Butnor via Crossref Metadata Search

Southern forest science in Support of a low carbon economy

Forest Science
2012 | Journal article
DOI: 10.5849/forsci.12-901
EID:

2-s2.0-84867414464
Contributors: Maier, C.; Johnsen, K.; Butnor, J.; Nelson, D.
Source: Self-asserted source
John R Butnor via Scopus - Elsevier

Using ground-penetrating radar to detect tree roots and estimate biomass

Measuring Roots: An Updated Approach
2012 | Book chapter
Part of DOI: 10.1007/978-3-642-22067-8_12
EID:

2-s2.0-85014838119
Contributors: Butnor, J.R.; Barton, C.; Day, F.P.; Johnsen, K.H.; Mucciardi, A.N.; Schroeder, R.; Stover, D.B.
Source: Self-asserted source
John R Butnor via Scopus - Elsevier

Monitoring tree roots over time with GPR

Proceedings of the Symposium on the Application of Geophyics to Engineering and Environmental Problems, SAGEEP
2011 | Conference paper
EID:

2-s2.0-84867257682
Contributors: Butnor, J.
Source: Self-asserted source
John R Butnor via Scopus - Elsevier

Phenotypic analysis of first-year traits in a pseudo-backcross {(slash x loblolly) x slash} and the open-pollinated families of the pure-species progenitors

Tree Genetics & Genomes
2011 | Journal article
DOI: 10.1007/s11295-010-0324-8
WOSUID:

WOS:000286462800015
Contributors: Del Valle, Patricio R. Munoz; Huber, Dudley A.; Butnor, John R.
Source: Self-asserted source
John R Butnor via ResearcherID
grade
Preferred source (of 2)‎

Monitoring Tree Roots over Time with GPR

Symposium on the Application of Geophysics to Engineering and Environmental Problems 2011
2011-01-01 | Conference paper
DOI: 10.4133/1.3614293
Contributors: John Butnor
Source: Self-asserted source
John R Butnor via Crossref Metadata Search

Maximum growth potential in loblolly pine: results from a 47-year-old spacing study in Hawaii

Canadian Journal of Forest Research-Revue Canadienne De Recherche Forestiere
2010 | Journal article
DOI: 10.1139/x10-133
WOSUID:

WOS:000282587800004
Contributors: Samuelson, Lisa J.; Eberhardt, Thomas L.; Butnor, John R.; Stokes, Tom A.; Johnsen, Kurt H.
Source: Self-asserted source
John R Butnor via ResearcherID
grade
Preferred source (of 2)‎

Current applications of GPR in forest research

Proceedings of the Symposium on the Application of Geophyics to Engineering and Environmental Problems, SAGEEP
2009 | Conference paper
EID:

2-s2.0-84867276693
Contributors: Butnor, J.; Johnsen, K.; Samuelson, L.; Pruyn, M.
Source: Self-asserted source
John R Butnor via Scopus - Elsevier

Current Applications of GPR in Forest Research

22nd EEGS Symposium on the Application of Geophysics to Engineering and Environmental Problems
2009 | Conference paper
DOI: 10.3997/2214-4609-pdb.157.sageep098
Contributors: J. Butnor; K. Johnsen; L. Samuelson; M. Pruyn
Source: Self-asserted source
John R Butnor via Crossref Metadata Search

Detecting defects in conifers with ground penetrating radar: applications and challenges

Forest Pathology
2009 | Journal article
DOI: 10.1111/j.1439-0329.2009.00590.x
WOSUID:

WOS:000270433600004
Contributors: Butnor, J. R.; Pruyn, M. L.; Shaw, D. C.; Harmon, M. E.; Mucciardi, A. N.; Ryan, M. G.
Source: Self-asserted source
John R Butnor via ResearcherID
grade
Preferred source (of 2)‎

Hurricane katrina winds damaged longleaf pine less than loblolly pine

Southern Journal of Applied Forestry
2009 | Journal article
EID:

2-s2.0-70449411778
Contributors: Johnsen, K.H.; Butnor, J.R.; Kush, J.S.; Schmidtling, R.C.; Nelson, C.D.
Source: Self-asserted source
John R Butnor via Scopus - Elsevier

Hurricane Katrina Winds Damaged Longleaf Pine Less than Loblolly Pine

Southern Journal of Applied Forestry
2009 | Journal article
WOSUID:

WOS:000272012700004
Contributors: Johnsen, Kurt H.; Butnor, John R.; Kush, John S.; Schmidtling, Ron C.; Nelson, C. Dana
Source: Self-asserted source
John R Butnor via ResearcherID

Soil carbon sequestration and changes in fungal and bacterial biomass following incorporation of forest residues

Soil Biology and Biochemistry
2009 | Journal article
DOI: 10.1016/j.soilbio.2008.10.012
EID:

2-s2.0-58149489016
Contributors: Busse, M.D.; Sanchez, F.G.; Ratcliff, A.W.; Butnor, J.R.; Carter, E.A.; Powers, R.F.
Source: Self-asserted source
John R Butnor via Scopus - Elsevier

Soils, peatlands, and biomonitoring

Ground Penetrating Radar
2009 | Book chapter
Part of DOI: 10.1016/B978-0-444-53348-7.00006-5
EID:

2-s2.0-84882488078
Contributors: Doolittle, J.; Butnor, J.
Source: Self-asserted source
John R Butnor via Scopus - Elsevier

Soils, Peatlands, and Biomonitoring

Ground Penetrating Radar Theory and Applications
2009 | Book chapter
DOI: 10.1016/b978-0-444-53348-7.00006-5
Part of ISBN: 9780444533487
Contributors: James A. Doolittle; John R. Butnor
Source: Self-asserted source
John R Butnor via Crossref Metadata Search

Hurricane Katrina Winds Damaged Longleaf Pine Less than Loblolly Pine

Southern Journal of Applied Forestry
2009-11-01 | Journal article
DOI: 10.1093/sjaf/33.4.178
Part of ISSN: 1938-3754
Contributors: Kurt H. Johnsen; John R. Butnor; John S. Kush; Ron C. Schmidtling; C. Dana Nelson
Source: Self-asserted source
John R Butnor via Crossref Metadata Search
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