Listed below publications of the last 6 years. For a complete list of all publications please visit: Google Scholar ID; ORCID iD

If you need access to one of these articles, please email with your request.

  1. Szyp-Borowska I, Ukalska J, Niemczyk M, Wojda T, Thomas BR. Effects of Water Deficit Stress on Growth Parameters of Robinia pseudoacacia L. Selected Clones under In Vitro Conditions. Forests. 2022; 13(12):1979.
  2. Cappa, E.P., Chen, C., Klutsch, J.G. et al. Multiple-trait analyses improved the accuracy of genomic prediction and the power of genome-wide association of productivity and climate change-adaptive traits in lodgepole pine. BMC Genomics 23, 536 (2022).
  3. Liu, Y., Erbilgin, N., Ratcliffe, B., Klutsch, J. G., Wei, X., Ullah, A., Cappa, E. P., et al. Pest defenses under weak selection exert a limited influence on the evolution of height growth and drought avoidance in marginal pine populations. Proceedings of the Royal Society B: Biological Sciences.
  4. Cappa, E.P., Ratcliffe, B., Chen, C., Thomas, B.R., Liu, Y., Klustch, J., Wei, X., Azcona, J. S., Benowicz, A., Sadoway, S., Erbilgin, N., El-Kassaby, Y.A. 2022. Improving lodgepole pine genomic evaluation using spatial correlation structure and SNP selection with single-step GBLUP. Heredity (2022).  Supplemental data: Heredity paper supplemental data Cappa et al. 2022
  5. Wei, X., Benowicz, A., Sebastian-Azcona, J., & Thomas, B. R. (2022). Genetic variation in leaf traits and gas exchange responses to vapour pressure deficit in contrasting conifer species. Functional Ecology, 00, 1–11.
  6. Cappa EP, Klutsch JG, Sebastian-Azcona J, Ratcliffe B, Wei X, Da Ros L, Liu Y, Chen C, Benowicz A, Sadoway S, Mansfield SD, Erbilgin N, Thomas BR, El-Kassaby YA. (2022) Integrating genomic information and productivity and climate-adaptability traits into a regional white spruce breeding program. PLOS ONE 17(3): e0264549.
  7. Dawei LuoPhil G. Comeau, and Barb R. Thomas. Effects of interspecific competition on early growth of genetically improved white spruce in mixedwood stands in northeastern Alberta. Canadian Journal of Forest Research52(5): 819-833.
  8. Luo, Dawei, and Barb R. Thomas. “An analysis of age-age correlations in white spruce and lodgepole pine and how it applies to the growth and yield projection system (GYPSY) in Alberta (vol 482, pg 1, 2021).” FOREST ECOLOGY AND MANAGEMENT 503 (2022).
  9. Pappas, C. et al. (2022). Smartforests Canada: A Network of Monitoring Plots for Forest Management Under Environmental Change. In: Tognetti, R., Smith, M., Panzacchi, P. (eds) Climate-Smart Forestry in Mountain Regions. Managing Forest Ecosystems, vol 40. Springer, Cham.
  10. Niemczyk, M., Chmura, D.J., Socha, J. et al.  How geographic and climatic factors affect the adaptation of Douglas-fir provenances to the temperate continental climate zone in Europe. Eur J Forest Res (2021).
  11. Letitia M. Da Ros, Barb R. Thomas, Shawn D. Mansfield. Wood quality trait associations with climate: Room for improvement in two northern commercial tree species?. Forest Ecology and Management. Volume 497, 2021, 119492, ISSN 0378-1127,
  12. Wang, S., An, H., Chang, W-Y., Gaston, C., Thomas, B.R. Economic potential of adopting genomic technology in Alberta’s tree improvement sector. The Forestry Chronicle. 97(3): 277-299.
  13. Pinno, Bradley D., Thomas, Barb R. and Lieffers, Victor J. 2021. Wood supply challenges in Alberta – Growing more timber is the only sustainable solution. The Forestry Chroniclee-First
  14. Hu, Y.; Kamelchuk, D., Krygier, R., Thomas, B.R. Field Testing of Selected Salt-Tolerant Screened Balsam Poplar (Populus balsamifera L.) Clones for Use in Reclamation around End-Pit Lakes Associated with Bitumen Extraction in Northern Alberta. Forests 202112, 572.
  15. Galeano, E., Bousquet, J. & Thomas, B.R. 2021. SNP-based analysis reveals unexpected features of genetic diversity, parental contributions and pollen contamination in a white spruce breeding program. Sci Rep 11, 4990.
  16. Galeano, E., Thomas, B.R. 2020 Effect of elevated gibberellic acid application on growth and gene expression patterns in white spruce families from a tree improvement program in Alberta, Canada. Tree Physiology.
  17. Luo, D., Thomas, B.R. 2021. An analysis of age-age correlations in white spruce and lodgepole pine and how it applies to the growth and yield projection system (GYPSY) in Alberta. Forest Ecology and Management. 482. 
  18. Bockstette, S., de la Mata, R., Thomas, B.R. 2021. Best of both worlds: hybrids of two commercially important pines (Pinus contorta × P. banksiana) combine increased growth potential and high drought tolerance. Canadian Journal of Forest Research. 51 (10)
  19. Chang, S.X., Zheng, S., Thomas, B.R. 2020 Soil respiration and net ecosystem productivity in a chronosequence of hybrid poplar plantations. Canadian Journal of Soil Science. 1-15.
  20. Niemczyk, M., Thomas, B.R. 2020 Growth parameters and resistance to Sphaerulina musiva-induced canker are more important than wood density for increasing genetic gain from selection of Populus spp. hybrids … Annals of Forest Science 77 (2), 1-14
  21. Lieffers, V.J., Pinno, B.D., Beverly, J.L., Thomas, B.R., Nock, C. 2020 Reforestation policy has constrained options for managing risks on public forests. Canadian Journal of Forest Research.
  22. Klutsch, J., Kee, C., Cappa, E., Ratcliffe, B., Thomas, B.R., & Erbilgin, N. 2020 Increment coring induced traumatic resin ducts in white spruce but not in lodgepole pine. Tree-Ring Research: January 2020, Vol. 76, No. 1, pp. 54-58.
  23. Niemczyk, M., Hu, Y. & Thomas, B.R. 2019. Selection of poplar genotypes for adapting to climate change. Forests 10(11), 1041.
  24. Bockstette, S. & Thomas, B.R. 2019. Impact of genotype and parent origin on the efficacy and optimal timingof GA4/7 stem injections in a lodgepole pine seed orchard. New For.
  25. Arshad, M., Biswas, K., Bisgrove, S., Schroeder, W., Thomas, B.R., Mansfield, S., Mattson, J. & Plant, A. 2019. Differences in drought tolerance revealed in nine North American hybrid poplars. Trees – Struct. Funct. Pp. 1-18.
  26. Chang, W-Y, Gaston, C. Cool, J., & Thomas, B.R. A financial analysis of using improved planting stock or white spruce and lodgepole pine in Alberta, Canada: Genomic selection versus traditional breeding. Forestry: An International J of For Res. 92(3), 297-310. 
  27. Hu, Y. & Thomas, B.R. 2019. Hormones and heterosis in hybrid balsam poplar (Populus balsamifera L.). Forests 10(2): 143. OA (featured manuscript).
  28. Chang, W-Y., Wang, S., Gaston, C., Cool, J., An, H., & Thomas, B.R. 2019. Economic evaluations of tree improvement for planted forests: a systematic review. BioProducts Business 4(1),  1-14. 
  29. Goehing, J., Henkel-Johnson, D., Macdonald, E.S., Bork, E.W., & Thomas, B.R. 2019. Spatial partitioning of competitive effects from neighbouring herbaceous vegetation on establishing hybrid poplars in plantations. Can J For Res. doi:10.1139/cjfr-2018-0410 OA
  30. Khan, S., Thomas, B.R., de la Mata, R., Randall, M.J., Zhang, W. & Zwiazek, J.J. 2019. Variation in aquaporin and physiological responses among Pinus contorta families under different moisture conditions. Plants 8, 13. doi:10.3390/plants8010013 OA
  31. Mamashita, T., Larocque, G. R., DesRochers, A., Beaulieu, J., Thomas, B. R., Mosseler, A., Major, J. and Sidders, D. 2017. Accelerating the selection process for Populus and Salix clones using short-term photosynthetic acclimation responses under greenhouse conditions. Écoscience, 24(1-2), 59-73. DOI: 10.1080/11956860.2017.1361508
  32. Schreiber, S. G., & Thomas, B. R. 2017. Forest industry investment in tree improvement–a wise business decision or a bottomless pit? Answers from a new tree improvement valuation model for Alberta, Canada. The Forestry Chronicle, 93(1), 38-43.
  33. Goehing, J., Thomas, B.R., Macdonald, and S.E., Bork, E.W. 2017. Effects of alternative establishment systems on resource availability, understorey, composition, and tree performance in juvenile hybrid poplar plantations. Forestry, 90(4), 515-529.
  34. Lupi, C., Larocque, G. R., DesRochers, A., Labrecque, M., Mosseler, A., Major, J., Beaulieu, J., Tremblay, F., Gordon, A. M., Thomas, B. R. 2017. Biomass from young hardwood stands on marginal lands: Allometric equations and sampling methods. Biomass and Bioenergy, 98, 172-181.
  35. Thomas, B. R., Schreiber, S. G., & Kamelchuk, D. P. 2016. Impact of planting container type on growth and survival of three hybrid poplar clones in central Alberta, Canada. New Forests, 47(6), 815-827.
  36. Henkel-Johnson, D., Macdonald, S. E., Bork, E. W., & Thomas, B. R. 2016. Influence of weed composition, abundance, and spatial proximity on growth in young hybrid poplar plantations. Forest Ecology and Management, 362, 55-68.
  37. Grenke, J. S., Macdonald, S. E., Thomas, B. R., Moore, C. A., & Bork, E. W. 2016. Relationships between understory vegetation and hybrid poplar growth and size in an operational plantation. The Forestry Chronicle, 92(4), 469-476.
  38. Gray, L. K., Rweyongeza, D., Hamann, A., John, S., & Thomas, B. R. 2016. Developing management strategies for tree improvement programs under climate change: Insights gained from long-term field trials with lodgepole pine. Forest Ecology and Management, 377, 128-138.
  39. Gray, L. K., Hamann, A., John, S., Rweyongeza, D., Barnhardt, L., & Thomas, B. R. 2016. Climate change risk management in tree improvement programs: selection and movement of genotypes. Tree Genetics & Genomes, 12(2), 1-12.
  40. Chang, S. X., Shi, Z., & Thomas, B. R. 2016. Soil respiration and its temperature sensitivity in agricultural and afforested poplar plantation systems in northern Alberta. Biology and Fertility of Soils, 52(5), 629-641.
  41. Adonsou, K. E., DesRochers, A., Tremblay, F., Thomas, B. R., & Isabel, N. 2016. The clonal root system of balsam poplar in upland sites of Quebec and Alberta. Ecology and Evolution, 6(19), 6846-6854.
  42. Lupi, C., Larocque, G., DesRochers, A., Labrecque, M., Mosseler, A., Major, J., Beaulieu, J., Tremblay, F., Gordon, A. M., Thomas, B. R. 2015. Evaluating sampling designs and deriving biomass equations for young plantations of poplar and willow clones. Biomass and Bioenergy, 83, 196-205.
  43. Mamashita, T., Larocque, G. R., DesRochers, A., Beaulieu, J., Thomas, B. R., Mosseler, A., Major, J., Sidders, D. 2015. Short-term growth and morphological responses to nitrogen availability and plant density in hybrid poplars and willows. Biomass and Bioenergy, 81, 88-97.
  44. Schreiber, S. G., Hacke, U. G., Chamberland, S., Lowe, C. W., Kamelchuk, D., Bräutigam, K., Campbell, M., Thomas, B. R. 2015. Leaf size serves as a proxy for xylem vulnerability to cavitation in plantation trees. Plant, cell & environment, 39(2), 272-281.