Opax Mountain silviculture systems research project

Last updated on August 22, 2023

Trial Name: Opax Mountain silvicultural systems research project (EP1295)
Trial website: http://www.for.gov.bc.ca/rsi/research/opax/index.htm
Trial objectives	Installation name	Ecosystems represented	Tree species	Silvicultural systems tested	Post establishment treatments
Microclimate Soil and soil organisms Coarse woody debris Tree regeneration and growth Arboreal lichens Ground arthropods Vegetation Sporocarps Songbirds, woodpeckers Small mammals Snow Windthrow	Opax Mountain Silvicultural Systems Research Project	IDFdk2 IDFxh2	Douglas-fir Lodgepole pine Trembling aspen Hybrid spruce Paper birch	80% and 50% retention Aggregated and dispersed Openings 0.1ha, 0.4ha and 1.6ha 2 replications	None

Publications
Publication topics	Publications
General overview	B.C. Ministry of Forests. 1997. New information for the management of dry Douglas-fir forests: the dry Douglas-fir workshop in the dry Douglas-fir workshop. Apr. 29–30, 1997, Kamloops, B.C. Klenner, W. and A. Vyse. 1998. The Opax Mountain silvicultural systems project: evaluating alternative approaches to managing dry Douglas-fir forests. In: Managing the dry Douglas-fir forests of the southern interior. Workshop Proc., Apr. 29–30, 1997, Kamloops, B.C. A. Vyse, C. Hollstedt, and D. Huggard (editors). B.C. Min. For., Res. Program, Victoria, B.C. Work Pap. 34, pp 128–135. B.C. Ministry of Forests. n.d. Opax Mountain interpretive trail. Kamloops, B.C. Huggard, D.J., A. Arsenault, A. Vyse, and W. Klenner. 2005. The Opax mountain silvicultural systems project: preliminary results for managing complex, dry interior Douglas-fir forests (PDF, 1.0MB). B.C. Min. For., Res. Br., Victoria, B.C. Exten. Note 72. Klenner, W. and A. Arsenault. 2006. Forest management options for the interior dry forest ecosystems: the Opax Mt. and Isobel research trials (PDF, 938KB). B.C. Min. For., South. Interior For. Reg. Exten. Note 05.
Stand structure	Bealle-Statland, C. 1998. Stand structure and growth estimates for the Opax Mountain silvicultural systems trial (PDF, 1.2MB). In: Managing the dry Douglas-fir forests of the southern interior. Workshop Proc., Apr. 29–30, 1997, Kamloops, B.C. A. Vyse, C. Hollstedt, and D. Huggard (editors). B.C. Min. For., Res. Program, Victoria, B.C. Work Pap. 34, pp. 136–148.
Regeneration	Kaipainen, J., P. Puttonen, and A. Vyse. 1998. Advanced regeneration of interior Douglas-fir forests following uniform partial-cut and small patch-cut logging at Opax Mountain (PDF, 1.2MB). In: Managing the dry Douglas-fir forests of the southern interior. Workshop Proc., Apr. 29–30, 1997, Kamloops, B.C. A. Vyse, C. Hollstedt, and D. Huggard (editors). B.C. Min. For., Res. Program, Victoria, B.C. Work Pap. 34, pp. 149–160. Heineman, J.L., G.D. Hope, S.W. Simard, A. Vyse, D.L. Lloyd, and D.J. Miege. 2003. The effects of site preparation and harvesting practices on planted seedling productivity and microenvironment in southern interior dry, grassy, IDF forests (PDF, 914KB). B.C. Min. For., For. Sci. Program, Tech. Rep. TR-009. Vyse, A., C. Ferguson, S.W. Simard, T. Kano, and P. Puttonen. 2006. Growth of Douglas-fir, lodgepole pine, and ponderosa pine seedlings underplanted in a partially-cut, dry Douglas-fir stand in south-central British Columbia. For. Chron. 82:723–732.
Insects	Miller, D. and L. MacLauchlan. 1998. Assessment of forest insect conditions at Opax Mountain silviculture trial. In: Managing the dry Douglas-fir forests of the southern interior. Workshop Proc., Apr. 29–30, 1997, Kamloops, B.C. A. Vyse, C. Hollstedt, and D. Huggard (editors). B.C. Min. For., Res. Program, Victoria B.C. Work. Pap. 34, pp. 161–185.
Mycorrhizae	Durall, D.M. and M. Gillespie. 1998. The potential for woody angiosperms and advanced regenerated Douglas-fir to provide refuge for ectomycorrhizal inoculum at Opax Mountain: preliminary results. In: Managing the dry Douglas-fir forests of the southern interior. Workshop Proc., Apr. 29–30, 1997, Kamloops, B.C. A. Vyse, C. Hollstedt, and D. Huggard (editors). B.C. Min. For., Res. Program, Victoria B.C. Work. Pap. 34, pp. 202–210. Hagerman, S.M., S. Sakakibara, and D.M. Durall. 2001. The potential for woody understory plants to provide refuge for ectomycorrhizal inoculum at an interior Douglas-fir forest after clear-cut logging. Can. J. For. Res. 31(4):711–721.
Wildlife	Huggard, D.J. and M.J. Waterhouse. 1997. Wildlife responses to forest management practices in the Interior Douglas-fir zone. In: Silvicultural systems workshop, Nov. 4–6, 1997, Richmond, B.C. For. Renewal B.C., B.C. For. Contin. Stud. Netw. Huggard, D.J. 1997. Opax Mountain silvicultural systems project: insectivores – habitat and landscape relationships, and the effects of silvicultural systems. B.C. Min. For., Kamloops For. Reg. Year End Tech. Rep. FR-96/97-374. Huggard, D.J. 1997. Opax Mountain silvicultural systems project: small carnivores and ungulates in winter – habitat and landscape relationships, and the effects of silvicultural systems. B.C. Min. For., Kamloops For. Reg. Year End Tech. Rep. FR-96/97-380. Klenner, W. 1997. Opax Mountain silvicultural systems project: sciurids – habitat and landscape relationships, and the effects of silvicultural systems. B.C. Min. For., Kamloops For. Reg. Year End Tech. Rep. FR-96/97-375. Klenner, W. 1997. Opax Mountain silvicultural systems project: mice and voles – effects of silvicultural systems, and habitat and landscape relationships. B.C. Min. For. , Kamloops For. Reg. Year End Tech. Rep. FR-96/97-376. Klenner, W. 1997. Opax Mountain silvicultural systems project: relationships between small mammals and downed wood. B.C. Min. For., Kamloops For. Reg. Year End Tech. Rep. FR-96/97-382. Ferguson, C. 1998. Impacts of forest harvesting on the long-toed salamander (Ambystoma macrodactylum) at Opax Mountain. In: Managing the dry Douglas-fir forests of the southern interior. Workshop Proc., Apr. 29–30, 1997, Kamloops, B.C. A. Vyse, C. Hollstedt, and D. Huggard (editors). B.C. Min. For., Res. Program, Victoria B.C. Work. Pap. 34, pp. 246–254. Huggard, D.J. and W. Klenner. 1998. Winter use of the Opax Mountain silvicultural systems site by ungulates, squirrels, hares and grouse. In: Managing the dry Douglas-fir forests of the southern interior. Workshop Proc., Apr. 29–30, 1997, Kamloops, B.C. A. Vyse, C. Hollstedt, and D. Huggard (editors). B.C. Min. For., Res. Program, Victoria B.C. Work. Pap. 34, pp. 292–299. Huggard, D.J. and W. Klenner. 1998. Effects of harvest type and edges on shrews at the Opax Mountain silvicultural systems. In: Managing the dry Douglas-fir forests of the southern interior. Workshop Proc., Apr. 29–30, 1997, Kamloops, B.C. A. Vyse, C. Hollstedt, and D. Huggard (editors). B.C. Min. For., Res. Program, Victoria B.C. Work. Pap. 34, pp. 235–245. Klenner, W. and D.J. Huggard. 1998. Faunal biodiversity studies at Opax Mountain: background and rationale for the choice of monitored indicator groups. In: Managing the dry Douglas-fir forests of the southern interior. Workshop Proc., Apr. 29–30, 1997, Kamloops, B.C. A. Vyse, C. Hollstedt, and D. Huggard (editors). B.C. Min. For., Res. Program, Victoria B.C. Work. Pap. 34, pp. 226–234. Klenner, W. 1998. Effects of experimental harvesting treatments on the demography and behaviour of Sciurids at Opax Mountain. In: Managing the dry Douglas-fir forests of the southern interior. Workshop Proc., Apr. 29–30, 1997, Kamloops, B.C. A. Vyse, C. Hollstedt, and D. Huggard (editors). B.C. Min. For., Res. Program, Victoria B.C. Work. Pap. 34, pp. 264–276. Klenner, W. 1998. Effects of experimental harvesting treatments on the demography of mice and voles at Opax Mountain. In: Managing the dry Douglas-fir forests of the southern interior. Workshop Proc., Apr. 29–30, 1997, Kamloops, B.C. A. Vyse, C. Hollstedt, and D. Huggard (editors). B.C. Min. For., Res. Program, Victoria B.C. Work. Pap. 34, pp. 235–263.
Snow	Huggard, D.J., R. Walton, and W. Klenner. 1998. Depth and duration of snow at the Opax Mountain silviculture systems site. In: Managing the dry Douglas-fir forests of the southern interior. Workshop Proc., Apr. 29–30, 1997, Kamloops, B.C. A. Vyse, C. Hollstedt, and D. Huggard (editors). B.C. Min. For., Res. Program, Victoria B.C. Work. Pap. 34, pp. 186–194.
Birds	Klenner, W. 1997. Opax Mountain silvicultural systems project: cavity nesters – habitat and landscape relationships, and the effects of silvicultural systems at Opax Mt. B.C. Min. For., Kamloops For. Reg. Year End Tech. Rep. FR-96/97-380. Klenner, W. and D.J. Huggard. 1998. Nesting and foraging habitat requirements of woodpeckers in relation to experimental harvesting treatments at Opax Mountain. In: Managing the dry Douglas-fir forests of the southern interior. Workshop Proc., Apr. 29–30, 1997, Kamloops, B.C. A. Vyse, C. Hollstedt, and D. Huggard (editors). B.C. Min. For., Res. Program, Victoria B.C. Work. Pap. 34, pp. 277–291.
Vegetation	Lloyd, D. and N. Brand. n.d. The effect of light on herbaceous forage biomass at the Opax Mountain research site. Research article. Miege, D., D. Lloyd, and A. Arsenault. 1998. Spatial and temporal response of vegetation to silvicultural practices in interior Douglas-fir forests. In: Managing the dry Douglas-fir forests of the southern interior. Workshop Proc., Apr. 29–30, 1997, Kamloops, B.C. A. Vyse, C. Hollstedt, and D. Huggard (editors). B.C. Min. For., Res. Program, Victoria B.C. Work. Pap. 34, pp. 211–225.
Soils	Prescott, C.E. and G. Hope. 1998. Net nitrogen mineralization and nitrification in the forest floor and mineral soil at the Opax Mountain silvicultural systems trial. In: Managing the dry Douglas-fir forests of the southern interior. Workshop Proc., Apr. 29–30, 1997, Kamloops, B.C. A. Vyse, C. Hollstedt, and D. Huggard (editors). B.C. Min. For., Res. Program, Victoria B.C. Work. Pap. 34, pp. 195–201. Hope, G.D., C.E. Prescott, and L.L. Blevins. 2003. Responses of available soil nitrogen and litter decomposition to openings of different sizes in dry interior Douglas-fir forests in British Columbia. For. Ecol. Manag. 186:33–46.

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Opax Mountain silviculture systems research project

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