Publications – George Harper

Listed in order of publication date.

 

  • Courtin, P., G. Harper. 2018. Assessment of a 14-year old Mixed Western Redcedar:Red alder plantation in southwestern British Columbia. Victoria, B.C. Extension Note 121. https://www.for.gov.bc.ca/hfd/pubs/Docs/En/EN121.pdf
  • Harper, G.J., K. Astridge, and L. de Montigny. 2018. Effects of High Plantation Densities on the Growth and Yield of Lodgepole Pine: 34-year Results at Barnes Creek (EP770.55). Prov. B.C., Victoria, B.C. Tech. Rep. 115. www.for.gov.bc.ca/hfd/pubs/Docs/Tr/Tr115.htm
  • Courtin, P., G. Harper. 2018. Assessment of a 14-year old Mixed Western Redcedar:Red alder plantation in southwestern British Columbia. Victoria, B.C. Extension Note 121. https://www.for.gov.bc.ca/hfd/pubs/Docs/En/EN121.pdf
  • Harper, G.J. 2017. Lodgepole pine and trembling aspen mixedwoods: Neighbourhood studies within 22 to 39 year old pine plantations of northern British Columbia. For. Chron. 93(3): 226-240.
  • Harper, G.J. 2015. Lodgepole pine and trembling aspen mixedwoods: Growth and yield within 22 to 39 year old pine plantations of northern interior British Columbia. For. Chron. 91(5): 502-518.
  • Kabzems, R. and G.J. Harper. 2015. Conifer and vegetation responses to pre-planting applications of glyphosate and hexazinone on a boreal backlog site, Sx trial 82502g-2. Prov. B.C., Victoria, B.C. Tech. Rep. 087. www.for.gov.bc.ca/hfd/pubs/Docs/Tr/Tr087.htm [Link]
  • Harper, G.J. and J. Roach. 2014. The Role of Broadleaf Trees: Impacts of Managing Boreal and Sub-boreal Mixedwood Forests in British Columbia. Prov. B.C., Victoria, B.C. Exten. Note 110. www.for.gov.bc.ca/hfd/pubs/Docs/En/En110.htm [Link]
  • Harper, G., K. Thomas, and P. Comeau. 2012. The Growth of Bigleaf Maple and Planted Conifers 14 Years after Maple Clump Thinning. Prov. B.C., Victoria, B.C. Tech. Rep. 075. www.for.gov.bc.ca/hfd/pubs/Docs/Tr/Tr075.htm [Link]
  • Harper, G., P. Comeau, and K. Thomas. 2012. The Growth of Bigleaf Maple 20+ Years after Harvesting. Prov. B.C., Victoria, B.C. Exten. Note 108. www.for.gov.bc.ca/hfd/pubs/Docs/En/En108.htm [Link]
  • Kabzems, R., G. Harper, and P. Fielder. 2011. Link News. New findings guide management in boreal mixedwood forests. BC Journal of Ecosystems and Management 12(1):x-xi.
  • Kabzems, R.D., G. Harper, and P. Fielder. 2011. Growing Space Management in Boreal Mixedwood Forests: 11-Year Results. West. J. Appl. For. 26(2):82-90. 
  • Comeau, P.G. and G.J. Harper. 2009. Effects of vegetation control treatments for release of Engelmann spruce from a mixed-shrub community in southern British Columbia - Year 15 results. For. Chron. 85(4):583-592. [Link]
  • Boateng, J.O., J.L. Heineman, L. Bedford, G.J. Harper, and A.F. Linnell Nemec. 2009. Long-term effects of site preparation and postplanting vegetation control on Picea glauca survival, growth and predicted yield in boreal British Columbia. Scand. J. For. Res. 24(2):111-129. [Link]
  • Harper, G.J., M. O'Neill, P.P. Fielder, T.A. Newsome, and S.C. DeLong. 2009. Lodgepole pine growth as a function of competition and canopy light environment within aspen dominated mixedwoods of central interior British Columbia. For. Ecol. Manage. 257(8):1829-1838. [Link]
  • Harper, G.J. 2008. Quantifying branch, crown and bole development in Populus tremuloides Michx. from north-eastern British Columbia. For. Ecol. Manage. 255(7):2286-2296. [Link]
  • Harper, G.J., K. Polsson, and J. Goudie. 2008. Modelling vegetation management treatments with the Tree and Stand Simulator. For. Chron. 84(1):53-59. [Link]
  • Harper, G.J. and K.R. Polsson. 2007. Modelling boreal mixedwoods with the tree and stand simulator (TASS). B.C. Min. For. Range, Res. Br., Victoria, B.C. Exten. Note 80. http://www.for.gov.bc.ca/hfd/pubs/Docs/En/En80.htm [Link]
  • Harper, G.J., R. Astrup, and D.G. Simpson. 2006. TASS III Boreal Mixedwood Modelling: Light and Understorey Tree Growth. B.C. Min. For. Range, Res. Br., Victoria, B.C. Poster 077. <http://www.for.gov.bc.ca/hfd/pubs/Docs/P/P077.htm> [Link]
  • Harper, G.J., P.G. Comeau, and B.S. Biring. 2005. A Comparison of Herbicide and Mulch Mat Treatments for Reducing Grass, Herb, and Shrub Competition in the BC Interior Douglas-Fir Zone -Ten-Year Results. West. J. Appl. For. 20(3):167-176. 
  • Thomas, K.D., G.J. Harper, P.G. Comeau, and P.P. Fielder. 2005. Effects of red alder on stand dynamics and nitrogen availability (MOF EP1121.01). B.C. Min. For. Range, Res. Br., Victoria, B.C. Exten. Note 76. http://www.for.gov.bc.ca/hfd/pubs/Docs/En/En76.htm [Link]
  • Harper, G.J. and R.D. Kabzems. 2003. Growing-space management in boreal mixedwood forests - the establishment of EP 1192.01, Fort Nelson River site. B.C. Min. For., Res. Br., Victoria, B.C. Exten. Note 64. http://www.for.gov.bc.ca/hfd/pubs/docs/En/En64.htm [Link]
  • Courtin, P., K.R. Brown, and G.J. Harper. 2002. Red alder management trials in the Vancouver Forest Region. B.C. Min. For., Vancouver Forest Region, Nanaimo, B.C. EN-016. 4 pp. [Link]
  • Conlin, T.S.S., G.J. Harper, and P.G. Comeau. 2000. Evaluation of the effectiveness of chondrostereum purpureum for the control of mechanically brushed trembling aspen (Populus tremuloides Michx.) suckers in a 2-year-old conifer plantation: third-year results (MoF EP 1135.05). B.C. Min. For., Res. Br., Victoria, B.C. Exten. Note 49. http://www.for.gov.bc.ca/hfd/pubs/Docs/En/En49.htm [Link]
  • Comeau, P.G., B.S. Biring, and G. Harper. 2000. Effectiveness of Repeated Manual Cutting and Glyphosate for Release of Engelmann Spruce from Mixed-Shrub Herb Vegetation. West. J. Appl. For. 15(3):154-162. 
  • Harper, G.J., C. Pehl, P.G. Comeau, and J.O. Boateng. 1999. A Provincial Correlation of Regional Forest Vegetation Potential and Brush Hazard Interpretations. B.C. Min. For., Victoria, B.C. Work. Pap. 41. 126 p. <http://www.for.gov.bc.ca/hre/pubs/pubs/0308.htm> [Link]
  • Comeau, P.G., B.S. Biring, and G.J. Harper. 1999. Conifer response to brushing treatments: a summary of British Columbia data. B.C. Min. For., Res. Br., Victoria, B.C. Exten. Note 41. http://www.for.gov.bc.ca/hfd/pubs/Docs/En/En41.htm [Link]
  • Harper, G.J., P.G. Comeau, W. Hintz, R.E. Wall, R. Prasad, and E.M. Becker. 1999. Chondrostereum purpureum as a biological control agent in forest vegetation management. II. Efficacy on Sitka alder and aspen in western Canada. Can. J. For. Res. 29(7):852-858. [Link]
  • Harper, G.J., P.G. Comeau, B.S. Biring, W.J. Reid, and P. Fielder. 1998. A comparison of mulch mat and herbicide treatments for reducing grass competition in the IDFww. B.C. Min. For., Res. Br., Victoria, B.C. Exten. Note 27. http://www.for.gov.bc.ca/hfd/pubs/Docs/En/En27.htm [Link]
  • Harper, G.J., R.J. Whitehead, and C.F. Thompson. 1998. A comparison of manual brushing treatments in the ICHdw at Redfish Creek: 10-year results from blocks 10-13. B.C. Min. For., Res. Br., Victoria, B.C. Exten. Note 20. http://www.for.gov.bc.ca/hfd/pubs/Docs/En/En20.htm [Link]
  • Whitehead, R.J. and G.J. Harper. 1998. A comparison of four treatments for weeding Engelmann spruce plantations in the interior cedar hemlock zone of British Columbia: ten years after treatment. Nat. Resourc. Can., Can. For. Serv., Pac. For. Cen., Victoria, B.C. Inf. Rep. BC-X-379. [Link]
 

1997 

  • Comeau, P. and G. Harper (compilers). 1997. Expert Committee on Weeds - Proceedings of the 1996 National Meeting. December 9-12, 1996, Victoria. B.C. Min. For., Victoria. 226 p. [Link]
  • Comeau, P.G., G.J. Harper, B.S. Biring, P. Fielder, and W.J. Reid. 1997. Effects of red alder on stand dynamics and nitrogen availability FRBC Project HQ96400-RE (MoF EP 1121.01). B.C. Min. For., Res. Br., Victoria, B.C. Exten. Note 09. http://www.for.gov.bc.ca/hfd/pubs/Docs/En/En09.htm [Link]
  • Harper, G., P. Comeau, B. Biring, and S. Andersson. 1997. Testing forest vegetation management options. In: Comeau, P. And G. Harper (compilers). 1997. Expert Committee on Weeds - Proceedings of the 1996 National Meeting. December 9-12, 1996, Victoria. B.C. Min. For., Victoria. Pp. 191-193. [Link]
  • Harper, G., P. Comeau, W. Hintz, R. Wall, and R. Prasad. 1997. First-season efficacy results for Chondrostereum purpureum applications on Sitka alder in B.C. Comeau, P. and G. Harper (compilers). 1997. Expert Committee on Weeds - Proceedings of the 1996 National Meeting. December 9-12, 1996, Victoria. B.C. Min. For., Victoria. pp. 157-160. [Link]
  • Harper, G.J., B.S. Biring, and J.L. Heineman. 1997. Mackay River herbicide trial: conifer response 9 years post-treatment. B.C. Min. For., Res. Br., Victoria, B.C. Res. Rep. 11. www.for.gov.bc.ca/hfd/pubs/docs/rr/rr11.htm [Link]
  • Harper, G.J., L.J. Herring, and W.J. Hays-Byl. 1997. Conifer and vegetation response in the BWBSmw1 12 years after mechanical and herbicide site preparation. B.C. Min. For., For. Sci. Prog., Victoria, B.C. Work. Pap. 29. http://www.for.gov.bc.ca/hre/pubs/pubs/0229.htm [Link]
 
  • Harper, G.J., L.J. Herring, and W.J. Hays-Byl. 1996. Stewart Lake herbicide trial - Conifer response 12 years post treatment. Western Research Report, Expert Committee on Weeds, National Meeting, December 9-12, 1996, Victoria. pp. 339. [Link]
  • Harper, G.J., B.S. Biring, and J. Heineman. 1996. Mackay River Herbicide Trial: Conifer Response 9 years Post-treatment. Western Research Report, Expert Committee on Weeds, National Meeting, December 9-12, 1996, Victoria. pp. 338-339. [Link]
  • Comeau, P.G., G.J. Harper, B.S. Biring, and K.D. Thomas. 1996. Effects of red alder on stand dynamics and nitrogen availability - EP 1121. In: Comeau, P.G. and K. Thomas (editors).1996. Silviculture of temperate and boreal broadleaved-conifer mixtures. Workshop Proceedings, February 28 and March 1, 1995. Richmond, B.C. B.C. Min. For. Land Manag. Handbook 36. pp. 144-148. [Link]
  • Harper, G.J. and P.G. Comeau. 1996. Conifer tolerance to Vision herbicide application in the year of planting. Western Research Report, Expert Committee on Weeds, National Meeting, December 9-12, 1996, Victoria. pp. 337. [Link]
  • Harper, G.J. and C.F. Thompson. 1996. Physiological component of the Nelson Forest Region multifactor manual brushing trial - Bigger Creek site. Western Research Report, Expert Committee on Weeds, National Meeting, December 9-12, 1996, Victoria. pp. 337-338. [Link]
  • Comeau, P.G., G.J. Harper, B.S. Biring, and K.D. Thomas. 1996. Field studies of red alder - conifer mixtures. In: Comeau, P.G. and K.D. Thomas (editors). 1996. Designing mixedwood experiments Workshop Proceedings, March 2, 1995. Richmond, B.C. B.C. Min. For. Working Paper 20. p. 1-7. [Link]
  • Comeau, P.G., G.J. Harper, and B.S. Biring. 1996. Effectiveness of plastic mulch and herbicide treatments for establishing Douglas-fir on a grassy site. Western Research Report, Expert Committee on Weeds, National Meeting, December 9-12, 1996, Victoria. pp. 334-335. [Link]
  • Comeau, P.G., G.J. Harper, and B.S. Biring. 1996. Effectiveness of repeated cutting and Vision treatments for controlling mixed shrub vegetation - crop response. Western Research Report, Expert Committee on Weeds, National Meeting, December 9-12, 1996, Victoria. pp. 335-336. [Link]
  • Comeau, P.G., G.J. Harper, M.E. Blache, J.O. Boateng, and K.D. Thomas (Editors). 1996. Ecology and Management of B.C. Hardwoods - Workshop proceedings December 1 and 2, 1993, Richmond, B.C. B.C. Min. For. and For. Can., Victoria, B.C. FRDA Rep. 255. [Link]
  • Comeau, P.G., G.J. Harper, M.E. Blache, J.O. Boateng, and K.D. Thomas (Editors). 1996. Integrated Forest Vegetation Management: Options and Applications. FRDA Report 251. B.C. Min. For. and For. Can. [Link]
  • Comeau, P.G., G.J. Harper, and B.S. Biring. 1996. Effectiveness of tree mats, hexazinone, and glyphosate for establishing Douglas-fir on a grassy site. Western Research Report, Expert Committee on Weeds, National Meeting, December 9-12, 1996, Victoria. pp.334. [Link]
  • Comeau, P.G., G.J. Harper, and B.N. D'Anjou. 1995. Effects of red alder on stand dynamics and nitrogen availability - EP 1121. B.C. Min. For. FRDA Research Memo No. 223. 6 pp. [Link]
  • Comeau, P.G., G.J. Harper, and B.S. Biring. 1995. Effectiveness of plastic mulch and herbicide treatments for establishing Douglas-fir on a grassy site. Research Report, Expert Committee on Weeds, Western Canada Section Meeting, November 29 - December 1, 1995, Montreal. pp.486-488. [Link]
  • Comeau, P.G., G.J. Harper, and B.S. Biring. 1995. Effectiveness of tree mats, hexazinone, and glyphosate for establishing Douglas-fir on a grassy site. Research Report, Expert Committee on Weeds, Western Canada Section Meeting, November 29 - December 1, 1995, Montreal. pp. 488-489. [Link]
  • Comeau, P.G., G.J. Harper, and B.S. Biring. 1995. Effectiveness of repeated cutting and Vision treatments for controlling mixed shrub vegetation. Research Report, Expert Committee on Weeds, Western Canada Section Meeting, November 29 - December 1, 1995, Montreal. pp. 489-490. [Link]
  • Comeau, P.G., G.J. Harper, and B.S. Biring. 1995. Effectiveness of repeated cutting and Vision treatments for controlling mixed shrub vegetation - crop response. Research Report, Expert Committee on Weeds, Western Canada Section Meeting, November 29 - December 1, 1995, Montreal. pp. 490-491. [Link]
  • Harper, G.J., P.G. Comeau, and B.N. D'Anjou. 1994. Conifer tolerance to Vision herbicide application in the year of planting. Research Report, Expert Committee on Weeds, Western Canada Section Meeting, December 5-8, 1994, Saskatoon, Sask. 2:1015. [Link]
  • Comeau, P.G., G.J. Harper, and B.S. Biring. 1994. Effectiveness of plastic mulch and herbicide treatments for establishing Douglas-fir on a grassy site. Research Report, Expert Committee on Weeds, Western Canada Section Meeting, December 5-8, 1994, Saskatoon, Sask. 2:1012-1013. [Link]
  • Comeau, P.G., G.J. Harper, and B.S. Biring. 1994. Effectiveness of tree mats, hexazinone, and glyphosate for establishing Douglas-fir on a grassy site. Research Report, Expert Committee on Weeds, Western Canada Section Meeting, December 5-8, 1994, Saskatoon, Sask. 2:1011-1012. [Link]
  • Harper, G.J., C.F. Thompson, and J.P. Pollack. 1994. Multifactor manual brushing study - Bigger Creek site, Nelson Forest Region. Expert Committee on Weeds, Research Report, Western Canada Section Meeting, December 5-8, 1994, Saskatoon, Sask., 2:1014. [Link]
  • Comeau, P.G., G.J. Harper, and C.F. Thompson. 1994. Effectiveness of repeated cutting and Vision treatments for controlling mixed shrub vegetation - crop response. Research Report, Expert Committee on Weeds, Western Canada Section Meeting, December 5-8, 1994, Saskatoon, Sask. 2:1010. [Link]
  • Comeau, P.G., G.J. Harper, and C.F. Thompson. 1994. Effectiveness of repeated cutting and Vision treatments for controlling mixed shrub vegetation. Research Report, Expert Committee on Weeds, Western Canada Section Meeting, December 5-8, 1994, Saskatoon, Sask. 2:1010-1011. [Link]
  • Harper, G.J. and R.J. Whitehead. 1994. Comparison of 4 treatment options for weeding shrub dominated spruce plantations. Expert Committee on Weeds, Research Report, Western Canada Section Meeting, December 5-8, 1994, Saskatoon, Sask., 2:1014. [Link]
  • Camm, E.L., G.J. Harper, S.I. Rosenthal, and D.M. Camm. 1993. Effect of photon flux density on carbon assimilation and chlorophyll a fluorescence of cold-stored white spruce and lodgepole pine seedlings. Tree Physiol. 12(2):185-194. 
  • Halter, M.R., C.P. Chanway, and G.J. Harper. 1993. Growth reduction and root deformation of containerized lodgepole pine saplings 11 years after planting. For. Ecol. Manage. 56(1-4):131-146. [Link]
  • Harper, G.J. and E.L. Camm. 1993. Effects of frozen storage duration and soil temperature on the stomatal conductance and net photosynthesis of Piceaglauca seedlings. Can. J. For. Res. 23(12):2459-2466. [Link]
  • Camm, E.L. and G.J. Harper. 1991. Temporal variations in cold sensitivity of root growth in cold-stored white spruce seedlings. Tree Physiol. 9(3):425-431. 
  • Camm, E. and G. Harper. 1990. Changes in Root Growth and Photosynthesis in Stored White Spruce Seedlings. B.C. Min. For. and For. Can. FRDA Research Memo No. 170. [Link]