STEMS - Silviculture Treatments for Ecosystem Management in the Sayward (EP 1213)

Last updated on August 22, 2023

Trial name: Silviculture Treatments for Ecosystem Management in the Sayward (STEMS) (EP1213)
Trial Website: Stems Overview
Trial objectives	Installation name	Estab. year	Ecosystems represented	Tree species	Silvicultural systems tested	Post establishment treatments
Growth and Yield Regeneration and Light availability Windthrow Coarse woody debris Harvest costs, productivity, soil disturbance, tree damage Public perception Other values	STEMS 1 Snowdon EP1213.01	2000	CWHxm1	Douglas-fir Western redcedar Western hemlock	Clearcut with reserves Modified patch cut Group selection Aggregate retention Uniform dispersed retention Extended rotation with commercial thinning Extended rotation	Return intervals for modified patch cut and group selection every 10 years
	STEMS 2 Elk Bay EP1213.02	2003	CWHxm2	Western hemlock Western redcedar Douglas-fir		Return intervals for modified patch cut and group selection every 20 years
	STEMS 3 Gray Lake EP1213.03	2007	CWHxm1	Douglas-fir Western redcedar Western hemlock		Return intervals for modified patch cut and group selection every 10 years

Publications
Publication topics	Publications
General overview	B.C. Ministry of Forests. 2003. STEMS: silviculture treatments for ecosystem management in the Sayward. B.C. Res. Br., Victoria, B.C. Bro75. de Montigny, L.E. 2004. Silviculture treatments for ecosystem management in the Sayward: establishment report. B.C. Min. For., Res. Br., Victoria, B.C. Tech. Rep. 17. de Montigny, L.E. and G.D. Nigh. 2009. Silviculture treatments for ecosystem management in the Sayward (STEMS): establishment report for STEMS 2, Elk Bay. B.C. Min. For., Victoria, B.C. Tech. Rep. 049. de Montigny, L., R. Eriksen, V. Strimbu, D. Goldie, and T. Hooper. 2017. Silviculture treatments for ecosystem management in the Sayward (STEMS): establishment and progress report for STEMS 3, Gray Lake. B.C. Min. For., Victoria, B.C. Tech. Rep. 114. Vyse, A., A.K. Mitchell , and L. de Montigny. 2005. Seeking alternatives to clearcutting in British Columbia: the role of large-scale experiments for sustainable forestry. In: Balancing ecosystem values: innovative experiments for sustainable forestry. Proc. Conf. C.E. Peterson and D.A Maguire (editors). U.S. Dep. Agric. For. Serv., Portland, Ore. Gen. Tech. Rep. PNW-GTR-635, pp. 155–163. de Montigny, L. 2005. Silviculture treatments for ecosystem management in the Sayward – the STEMS experiment. In: Balancing ecosystem values: innovative experiments for sustainable forestry. Proc. Conf. C.E. Peterson and D.A Maguire (editors). U.S. Dep. Agric. For. Serv., Portland, Ore. Gen. Tech. Rep. PNW-GTR-635, pp. 353–355.
Regeneration	de Montigny, L. 2010. Early survival and growth of natural regeneration and planted seedlings under seven silvicultural systems on the coast (PDF, 292KB). B.C. Min. For., For. Sci. Program. Project Y103279 Rep. de Montigny, L.E. 2004. Silviculture treatments for ecosystem management in the Sayward: establishment report for STEMS 1, Snowden Demonstration Forest. B.C. Min. For., Res.Br., Victoria, B.C. Tech. Rep. 17. de Montigny, L. and G. Nigh. 2009. Silviculture Treatments for Ecosystem Management in the Sayward (STEMS): Establishment Report for STEMS 2, Elk Bay. B.C. B.C. Min. For. Range, Res. Br., Victoria, B.C. Tech. Rep. 049. de Montigny, L., R. Eriksen, V. Strimbu, D. Goldie, and T. Hooper. 2017. Silviculture treatments for ecosystem management in the Sayward (STEMS): establishment and progress report for STEMS 3, Gray Lake. Prov. B.C., Victoria, B.C. Tech. Rep. 114.
Harvesting costs, productivity, soil disturbance and tree damage	Evans, C., L. de Montigny, and E. Phillips. 2003. Silviculture treatments for ecosystem management in the Sayward: costs and productivity of harvesting. FERIC Advantage 4(38). de Montigny, L.E. 2004. Silviculture treatments for ecosystem management in the Sayward: establishment report for STEMS 1, Snowden Demonstration Forest. B.C. Min. For., Res.Br., Victoria, B.C. Tech. Rep. 17. de Montigny, L.E. and G.D. Nigh. 2009. Silviculture treatments for ecosystem management in the Sayward (STEMS): establishment report for STEMS 2, Elk Bay. B.C. Min. For. Range, Victoria, B.C. Tech. Rep. 049. de Montigny, L., R. Eriksen, V. Strimbu, D. Goldie, and T. Hooper. 2017. Silviculture treatments for ecosystem management in the Sayward (STEMS): establishment and progress report for STEMS 3, Gray Lake. Prov. B.C., Victoria, B.C. Tech. Rep. 114.
Public response	B.C. Ministry of Forests and Range. 2006. The public response to harvest practices in British Columbia at the landscape and stand level. For. Pract. Br., Victoria, B.C. REC 038. Marc, J. 2011. A first look at the visual quality of forest roadside management: a public perception survey (PDF, 5.5MB). B.C. Min. For., Lands, Nat. Resource Ops., Resource Pract. Br., Victoria, B.C.
Windthrow	Di Lucca, C.M., S.J. Mitchell, and K.E. Byrne. 2006. Using TIPSY to evaluate windthrow effects on regeneration in variable retention harvests. B.C. Min. For. Range, Res. Br., Victoria, B.C. Exten. Note 77. Gardiner, B., K. Byrne, S. Hale, K. Kamimura, S.J. Mitchell, H. Peltola, and J-C. Ruel. 2008. A review of mechanistic modelling of wind damage risk to forests. Forestry 81(3):447–463. Scott, R.E. 2005. Modelling windthrow risks in coastal variable retention using tree, neighbourhood, and stand attributes. MSc thesis. Univ. British Columbia, Vancouver, B.C. Byrne, K.E. 2011. Mechanistic modelling of windthrow in spatially complex mixed species stands in British Columbia. PhD thesis. Univ. British Columbia, Vancouver, B.C.
Gap study	Fielder, P.P. 2013. Growth, survival, and microclimate of conifers planted within forest gaps: results for the first five growing seasons. Tech. Rep. 077. de Montigny, L.E. and N.J. Smith. 2016. The effects of gap size in a group selection silvicultural system on the growth response of young, planted Douglas-fir: a sector plot analysis. Forestry 90(3):426–435.
Soil function and fungal communities	Grayston, S.J. , J.A. Addison, S.M. Berch, L.E. de Montigny, D.M. Durall, K.N. Egger, M.D. Jones, R. Modesto, W.W. Mohn, T.S. Panesar, C.E. Prescott, and D.S. Srivastava. 2006. Green tree retention: a tool to maintain soil function after harvest (PDF, 33KB). Variable Retention For. Sci. Forum, Apr. 21–22, 2004. B.C. J. Ecosys. Manag. 7(1):9–12. Kranabetter, J.M., L. de Montigny, G. Ross. 2013. Effectiveness of green-tree retention in the conservation of ectomycorrhizal fungi. J. Fungal Ecol. 6:430–438. Philpott, T.J., J.S. Barker, C.E. Prescott, and S.J. Grayston. 2017. Limited effects of variable-retention harvesting on fungal communities decomposing fine roots in coastal temperate rainforests (PDF, 345KB). Appl. Environ. Microbiol. 84(3):1–16. Philpott, T.J., J.S. Barker, C.E. Prescott, and S.J. Grayston. 2018. Retention trees slow post-harvest fine-root decomposition in a coastal temperate rainforest. For. Ecol. Manag. 430:431–444.

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STEMS - Silviculture Treatments for Ecosystem Management in the Sayward (EP 1213)

Publications