Alfaro, R.I.
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Stand dynamics and the mountain pine beetle — 30 years of forest change in Waterton Lakes National Park, Alberta, Canada
Axelson, J.N.; Hawkes, B.C.; vanAkker, L.; Alfaro, R.I.
Year: 2018
Catalog ID: 39364
Issued by: Pacific Forestry Centre
Availability: PDF (request by e-mail)
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Change in the periodicity of a cyclical forest defoliator: An indicator of ecosystem alteration in Western Canada
Alfaro, R.I.; vanAkker, L.; Berg, J.; Van Hezewijk, B.H.; Zhang, Qi-Bin; Hebda, R.; Smith, D.; Axelson, J.
Year: 2018
Catalog ID: 39363
Issued by: Pacific Forestry Centre
Availability: PDF (request by e-mail)
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Insects affecting regenerating conifers in Canada: natural history and management
Year: 2016
Catalog ID: 38884
Issued by: Pacific Forestry Centre
Availability: PDF (request by e-mail)
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Forest entomology in Canada: celebrating a century of science excellence.
Year: 2016
Catalog ID: 38086
Issued by: Northern Forestry Centre
Availability: Not available through the CFS (click for more information).
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Changing paradigms in the management of forest insect disturbances.
Year: 2016
Catalog ID: 37714
Issued by: Northern Forestry Centre
Availability: PDF (request by e-mail)
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Entomologie forestière au Canada: célébrer un siècle d’excellence scientifique.
Year: 2016
Catalog ID: 37713
Issued by: Northern Forestry Centre
Availability: PDF (request by e-mail)
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Forest entomology in Canada: celebrating a century of science excellence.
Year: 2016
Catalog ID: 37712
Issued by: Northern Forestry Centre
Availability: PDF (request by e-mail)
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Modeling the impact of pest damage: case studies for conifers in British Columbia, Canada.
Cruickshank, M.G.; Sturrock, R.N.; Di Lucca, M.; Alfaro, R.I.
Year: 2016
Catalog ID: 36636
Issued by: Pacific Forestry Centre
Availability: PDF (request by e-mail)
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Characteristics of forest legacies following two mountain pine beetle outbreaks in British Columbia, Canada.
Alfaro, R.I.; vanAkker, L.; Hawkes, B.C.
Year: 2015
Catalog ID: 36513
Issued by: Pacific Forestry Centre
Availability: PDF (request by e-mail)
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The role of forest genetic resources in responding to biotic and abiotic factors in the context of anthropogenic climate change
Alfaro, R.I.; Fady, B; Vendramin, G.G.; Dawson, I.K.; Fleming, R.A.; Saenz-Romero, C.; Lindig-Cisneros, R.A.; Murdock, T.Q.; Vinceti, B.; Navarro, C.M.; Skrøppa, T.; Baldinelli, G.; El-Kassaby, Y.A.; Loo, J.A.
Year: 2014
Catalog ID: 35880
Issued by: Pacific Forestry Centre
Availability: PDF (download)
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Response of southwest Yukon forests to spruce beetle: 2010 plot re-assessment.
Hawkes, B.C.; Alfaro, R.I.; Waring, V.R.; Berg, J.
Year: 2014
Catalog ID: 35443
Issued by: Pacific Forestry Centre
Availability: PDF (download)
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Periodicity of western spruce budworm in Southern British Columbia, Canada
Alfaro, R.I.; Berg, J.; Axelson, J.
Year: 2014
Catalog ID: 35354
Issued by: Pacific Forestry Centre
Availability: PDF (request by e-mail)
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Delivering Sitka spruce with resistance against white pine weevil in British Columbia, Canada1.
Alfaro, R.I.; King, J.N.; vanAkker, L.
Year: 2013
Catalog ID: 35818
Issued by: Pacific Forestry Centre
Availability: PDF (download)
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Anticipating the consequences of climate change for Canada's boreal forest ecosystems.
Price, D.T.; Alfaro, R.I.; Brown, K.J.; Flannigan, M.D.; Fleming, R.A.; Hogg, E.H.; Girardin, M.-P.; Lakusta, T.; Johnston, M.H.; McKenney, D.W.; Pedlar, J.H.; Stratton, T.; Sturrock, R.N.; Thompson, I.D.; Trofymow, J.A.; Venier, L.A.
Year: 2013
Catalog ID: 35306
Issued by: Northern Forestry Centre
Availability: PDF (request by e-mail)
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Pest outbreak distribution and forest management impacts in a changing climate in British Columbia.
Murdock, T.Q.; Taylor, S.W.; Flower, A.; Mehlenbacher, A.; Montenegro, A.; Zwiers, F.W.; Alfaro, R.I.; Spittlehouse, D.L.
Year: 2012
Catalog ID: 34388
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
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Linking aerial survey data of forest insect defoliation and tree ring data to estimate forest level growth losses
Year: 2012
Catalog ID: 34165
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
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Sustainability of boreal forests and forestry in a changing environment
Burton, P.J.; Bergeron, Y.; Bogdanski, B.E.C.; Juday, G.P.; Kuuluvainen, T.; McAfee, B.J.; Ogden, A.E.; Teplyakov, V.K.; Alfaro, R.I.; Francis, D.A.; Gauthier, S.; Hantula, J.
Year: 2010
Catalog ID: 32070
Issued by: Laurentian Forestry Centre
Availability: PDF (request by e-mail)
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Forests and Society – Responding to Global Drivers of Change. IUFRO World Series Volume 25
Mery, G.; Katila, P.; Galloway, G.; Alfaro, R.I.; Kanninen, M.; Lobovikov, M.; Varjo, J.
Year: 2010
Catalog ID: 31874
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
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Historical frequency, intensity and extent of mountain pine beetle disturbance in British Columbia
Alfaro, R.I.; Campbell, E.; Hawkes, B.C.
Year: 2010
Catalog ID: 31405
Issued by: Pacific Forestry Centre
Availability: PDF (download)
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Changes in stand structure in uneven-aged lodgepole pine stands impacted by mountain pine beetle epidemics and fires in central British Columbia
Axelson, J.N.; Alfaro, R.I.; Hawkes, B.C.
Year: 2010
Catalog ID: 31402
Issued by: Pacific Forestry Centre
Availability: PDF (download)
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Influence of fire and mountain pine beetle on the dynamics of lodgepole pine stands in British Columbia, Canada
Axelson, J.N.; Alfaro, R.I.; Hawkes, B.C.
Year: 2009
Catalog ID: 29479
Issued by: Pacific Forestry Centre
Availability: PDF (request by e-mail)
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Effects of temperature and water activity on Lecanicillium spp. conidia germination and growth, and mycosis of Pissodes strobi
Kope, H.H.; Alfaro, R.I.; Lavallée, R.
Year: 2008
Catalog ID: 29876
Issued by: Pacific Forestry Centre
Availability: PDF (request by e-mail)
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Molecular characterization of the entomopathogenic fungi Lecanicillium spp. (Deuteromycota: Hyphomycetes) isolated from white pine weevil, Pissodes strobi (Coleoptera: Curculionidae), in British Columbia
Leal, I.; Alfaro, R.I.; Lim, Y.W.; Kope, H.H.
Year: 2008
Catalog ID: 29271
Issued by: Pacific Forestry Centre
Availability: PDF (request by e-mail)
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Screening of Sitka spruce genotypes for resistance to the white pine weevil using artificial infestations
Alfaro, R.I.; King, J.N.; Brown, R.G.; Buddingh, S.M.
Year: 2008
Catalog ID: 28239
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
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The threat of the ambrosia beetle Megaplatypus mutatus (Chapuis) (=Platypus mutatus Chapuis) to world poplar resources
Alfaro, R.I.; Humble, L.M.; Gonzales, P.; Villaverde, R.; Allegro, G.
Year: 2007
Catalog ID: 28049
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
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Potential of Beauveria bassiana (Hyphomycetes: Moniliales) for controlling the white pine weevil, Pissodes strobi (Col., Curculionidae).
Trudel, R.; Lavallée, R.; Guertin, C.; Côté, C.; Todorova, S.I.; Kope, H.H.; Alfaro, R.I.
Year: 2007
Catalog ID: 26995
Issued by: Laurentian Forestry Centre
Availability: PDF (request by e-mail)
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Spatial distribution of mountain pine beetle outbreaks in relation to climate and stand characteristics: a dendroecological analysis
Campbell, E.; Alfaro, R.I.; Hawkes, B.C.
Year: 2007
Catalog ID: 26732
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
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Virulence of the entomopathogenic fungus Lecanicillium (Deuteromycota: Hyphomycetes) to Pissodes strobi (Coleoptera: Curculionidae)
Kope, H.H.; Alfaro, R.I.; Lavallée, R.
Year: 2006
Catalog ID: 26208
Issued by: Pacific Forestry Centre
Availability: PDF (download)
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Forest, climate and mountain pine beetle outbreak dynamics in western Canada
Taylor, S.W.; Carroll, A.L.; Alfaro, R.I.; Safranyik, L.
Year: 2006
Catalog ID: 26040
Issued by: Pacific Forestry Centre
Availability: PDF (download)
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Identification of volatile emissions from Platypus mutatus (=sulcatus) (Coleoptera: Platypodidae) and their behavioral activity
Audino, P.G.; Villaverde, R.; Alfaro, R.I.; Zerba, E.
Year: 2005
Catalog ID: 29428
Issued by: Pacific Forestry Centre
Availability: PDF (download)
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A framework for poplar plantation risk assessments
Volney, W.J.A.; Alfaro, R.I.; Bothwell, P.M.; Hogg, E.H.; Hopkin, A.A.; Laflamme, G.; Hurley, J.E.; Warren, G.R.; Metsaranta, J.M.; Mallett, K.I.
Year: 2005
Catalog ID: 25725
Issued by: Northern Forestry Centre
Availability: PDF (download)
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Changing paradigms in forestry: repercussions for people and nature
Mery, G.; Alfaro, R.I.; Kanninen, M.; Lobovikov, M.
Year: 2005
Catalog ID: 25610
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
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Forests in the global balance - changing paradigms
Mery, G.; Alfaro, R.I.; Kanninen, M.; Lobovikov, M.
Year: 2005
Catalog ID: 25524
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
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Survival-Time Analysis of White Spruce during Spruce Budworm Defoliation
Magnussen, S.; Alfaro, R.I.; Boudewyn, P.A.,
Year: 2005
Catalog ID: 25498
Issued by: Pacific Forestry Centre
Availability: PDF (request by e-mail)
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Weevil resistance of progeny derived from putatively resistant and susceptible interior spruce parents
Alfaro, R.I.; vanAkker, L.; Jaquish, B.; King, J.
Year: 2004
Catalog ID: 25107
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
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Dendroecological reconstruction of mountain pine beetle outbreaks in the Chilcotin Plateau of British Columbia
Alfaro, R.I.; Campbell, R.A.; Vera, P.; Hawkes, B.C.; Shore, T.L.
Year: 2004
Catalog ID: 25053
Issued by: Pacific Forestry Centre
Availability: PDF (download)
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Impact of mountain pine beetle on stand dynamics in British Columbia
Hawkes, B.C.; Taylor, S.W.; Stockdale, C.; Shore, T.L.; Alfaro, R.I.; Campbell, R.A.; Vera, P.
Year: 2004
Catalog ID: 25048
Issued by: Pacific Forestry Centre
Availability: PDF (download)
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Spatial prediction of the onset of spruce budworm defoliation
Magnussen, S.; Boudewyn, P.A.,; Alfaro, R.I.
Year: 2004
Catalog ID: 24918
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
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Effects of fertilization on resin canal defences and incidence of Pissodes strobi attack in interior spruce
vanAkker, L.; Alfaro, R.I.; Brockley, R.P.
Year: 2004
Catalog ID: 24512
Issued by: Pacific Forestry Centre
Availability: PDF (download)
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Spruce budworm damage assessment in northern forests from high resolution satellite imagery
Leckie, D.G.; Cloney, E.E.; Gougeon, F.A.; Hill, D.A.; Shand, A.; Alfaro, R.I.
Year: 2003
Catalog ID: 25314
Issued by: Pacific Forestry Centre
Availability: PDF (download)
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Distribution and life cycle of Rhyacionia buoliana (Lepidoptera: Tortricidae) in the interior of British Columbia
Heeley, T.; Alfaro, R.I.; Humble, L.M.; Strong, W.
Year: 2003
Catalog ID: 24367
Issued by: Pacific Forestry Centre
Availability: PDF (request by e-mail)
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Managing spruce budworm in Canada within the framework of ecosystem management
Alfaro, R.I.; Shand, A.; Nealis, V.G.; Volney, W.J.A.; Fleming, R.A.
Year: 2003
Catalog ID: 23839
Issued by: Pacific Forestry Centre
Availability: PDF (download)
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Periodicity of two-year cycle spruce budworm outbreaks in Central British Columbia
Year: 2002
Catalog ID: 21223
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
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Mechanisms of resistance in conifers against shoot infesting insects. The case of the white pine weevil Pissodes strobi (Peck) (Coleoptera: Curculionidae)
Alfaro, R.I.; Borden, J.H.; King, J.N.; Tomlin, E.S.; McIntosh, R.L.; Bohlmann, J.
Year: 2002
Catalog ID: 20578
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
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Historical and spatial characteristics of spruce budworm Choristoneura fumiferana (Clem.) (Lepidoptera: Tortricidae) outbreaks in northeastern British Columbia
Burleigh, J.S.; Alfaro, R.I.; Borden, J.H.; Taylor, S.P.
Year: 2002
Catalog ID: 20556
Issued by: Pacific Forestry Centre
Availability: PDF (request by e-mail)
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Geographic variation in resin canal defenses in seedlings from the Sitka spruce x white spruce introgression zone
O'Neill, G.A.; Aitken, S.N.; King, J.N.; Alfaro, R.I.
Year: 2002
Catalog ID: 19361
Issued by: Pacific Forestry Centre
Availability: PDF (request by e-mail)
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Somatic embryogenesis as a delivery system for specialty products with reference to resistant Sitka spruce to the white pine weevil
El-Kassaby, Y.A.; Alfaro, R.I.; King, J.; Ying, C.C.; Yanchuk, A.; Leal, I.
Year: 2001
Catalog ID: 30965
Issued by: Pacific Forestry Centre
Availability: PDF (download)
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Potential of Shoot and Twig Insects as Exotics
Alfaro, R.I.; Heeley, T.; Humble, L.M.
Year: 2001
Catalog ID: 21783
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
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Screening of Sitka spruce genotypes for resistance to the white pine weevil in British Columbia
Year: 2001
Catalog ID: 19319
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
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Changes in cortical and wood terpenes in Sitka spruce in response to wounding
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The relationship between biogeoclimatic zones and defoliation by the two-year cycle spruce budworm in Central British Columbia
Shand, A.; Alfaro, R.I.; Taylor, S.P.; Low, B.; Quenet, R.V.
Year: 2001
Catalog ID: 18315
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
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Susceptibility of northern British Columbia forests to spruce budworm defoliation
Alfaro, R.I.; Taylor, S.P.; Brown, R.G.; Clowater, J.S.
Year: 2001
Catalog ID: 18267
Issued by: Pacific Forestry Centre
Availability: PDF (request by e-mail)
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Screening of Sitka spruce (Picea sitchensis) seedlings for resistance to the white pine weevil (Pissodes strobi) in caging experiment
Klimaszewski, J.; Bernier-Cardou, M.; Cyr, D.R.; Alfaro, R.I.; Lewis, K.G.
Year: 2000
Catalog ID: 20468
Issued by: Laurentian Forestry Centre
Availability: PDF (request by e-mail)
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Modeling tree-ring growth responses to climatic variables using artificial neural networks
Zhang, Qi-Bin; Hebda, R.J.; Zhang, Qi-Jun; Alfaro, R.I.
Year: 2000
Catalog ID: 5494
Issued by: Pacific Forestry Centre
Availability: PDF (request by e-mail)
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Population genetic structure of Pissodes strobi (Coleoptera: Curculionidae) in British Columbia, Canada
Lewis, K.G.; El-Kassaby, Y.A.; Alfaro, R.I.; Barnes, S.
Year: 2000
Catalog ID: 5477
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
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Budburst phenology of Sitka spruce and its relationship to white pine weevil attack
Alfaro, R.I.; Lewis, K.G.; King, J.N.; El-Kassaby, Y.A.; Brown, G.; Smith, L.D.
Year: 2000
Catalog ID: 5404
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
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White pine weevil attack on white spruce: A survival time analysis
Year: 2000
Catalog ID: 5391
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
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Tree mortality caused by the western hemlock looper in landscapes of central British Columbia
Alfaro, R.I.; Taylor, S.P.; Brown, G.; Wegwitz, E.
Year: 1999
Catalog ID: 5350
Issued by: Pacific Forestry Centre
Availability: PDF (request by e-mail)
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Variation in Elatobium abietinum attack on Picea glauca and its relation to Pissodes strobi resistance
Lewis, K.G.; Alfaro, R.I.; Andrucko, D.
Year: 1999
Catalog ID: 5321
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
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Dendroecological studies of tree growth, climate and spruce beetle outbreaks in central British Columbia, Canada
Zhang, Q.; Alfaro, R.I.; Hebda, R.J.
Year: 1999
Catalog ID: 5238
Issued by: Pacific Forestry Centre
Availability: PDF (download)
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Le charançon du pin blanc, Pissodes Strobi: facteurs de risque, surveillance et gestion
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White pine weevil, Pissodes strobi: risk factors, monitoring and management
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Histological response of resistant and susceptible white spruce to simulated white pine weevil damage
Tomlin, E.S.; Alfaro, R.I.; Borden, J.H.; He, F.
Year: 1998
Catalog ID: 4916
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
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Forest health management: A changing perspective
Year: 1997
Catalog ID: 4919
Issued by: Pacific Forestry Centre
Availability: PDF (request by e-mail)
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White pine weevil (Coleoptera: Curculionidae) attack on white spruce: Spatial and temporal patterns
Year: 1997
Catalog ID: 4905
Issued by: Pacific Forestry Centre
Availability: PDF (request by e-mail)
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Current research on genetic resistance to white pine weevil in British Columbia
Year: 1997
Catalog ID: 4883
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
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White spruce resistance to white pine weevil related to bark resin canal density
Alfaro, R.I.; He, F.; Tomlin, E.; Kiss, G.
Year: 1997
Catalog ID: 4811
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
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Feeding and Oviposition Preferences of White Pine Weevil (Coleoptera: Curculionidae) on Resistant and Susceptible Sitka Spruce Clones in Laboratory Bioassays
Year: 1996
Catalog ID: 4646
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
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Role of genetic resistance in managing ecosystems susceptible to white pine weevil
Year: 1996
Catalog ID: 4496
Issued by: Pacific Forestry Centre
Availability: PDF (request by e-mail)
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Variation in the induced resin response of white spruce, Picea glauca, to attack by Pissodes strobi
Alfaro, R.I.; Kiss, G.K.; Yanchuk, A.
Year: 1996
Catalog ID: 4339
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
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Resistance of white spruce to white pine weevil: development of a resistance index
Alfaro, R.I.; He, F.; Kiss, G.; King, J.N.; Yanchuk, A.
Year: 1996
Catalog ID: 4301
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
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Spruce weevil in British Columbia
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A sequential sampling system for the white pine weevil, Pissodes strobi (Coleoptera: Curculionidae)
Year: 1995
Catalog ID: 4234
Issued by: Pacific Forestry Centre
Availability: PDF (request by e-mail)
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An induced defense reaction in white spruce to attack by the white pine weevil, Pissodes strobi
Year: 1995
Catalog ID: 4175
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
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The white pine weevil in British Columbia: basis for an integrated pest management system
Alfaro, R.I.; Borden, J.H.; Fraser, R.G.; Yanchuk, A.
Year: 1995
Catalog ID: 3975
Issued by: Pacific Forestry Centre
Availability: PDF (request by e-mail)
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Quantifying stand susceptibility, and impacts associated with stand and site parameter, of white spruce defoliated by the spruce budworm in western Canada
Alfaro, R.I.; Volney, W.J.A.; Mallett, K.I.; Piene, H.; Fleming, R.A.
Year: 1994
Catalog ID: 9622
Issued by: Great Lakes Forestry Centre
Availability: PDF (request by e-mail)
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Quantifying stand susceptibility and impacts associated with stand and site parameters of white spruce defoliated by the spruce budworm in western Canada
Alfaro, R.I.; Volney, W.J.A.; Mallett, K.I.; Piene, H.; Fleming, R.A.
Year: 1994
Catalog ID: 6269
Issued by: Atlantic Forestry Centre
Availability: Order paper copy (free)
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The white pine weevil: biology, damage and management. Proceedings of a symposium held January 19-21, 1994 in Richmond, British Columbia
Alfaro, R.I.; Kiss, G.; Fraser, R.G.
Year: 1994
Catalog ID: 3973
Issued by: Pacific Forestry Centre
Availability: PDF (request by e-mail)
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Variation in attack by Sitka spruce weevil, Pissodes strobi (Peck), within a resistant provenance of Sitka spruce
Alfaro, R.I.; Hulme, M.; Ying, C.
Year: 1993
Catalog ID: 3333
Issued by: Pacific Forestry Centre
Availability: PDF (request by e-mail)
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A method to calculate the losses caused by western spruce budworm in uneven-aged Douglas fir forests of British Columbia
Alfaro, R.I.; Maclauchlan, L.E.
Year: 1992
Catalog ID: 3146
Issued by: Pacific Forestry Centre
Availability: PDF (request by e-mail)
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Factors affecting the incidence of white pine weevil damage to white spruce in the Prince George Region of British Columbia
Taylor, S.P.; Alfaro, R.I.; Lewis, K.J.
Year: 1991
Catalog ID: 3080
Issued by: Pacific Forestry Centre
Availability: PDF (request by e-mail)
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Tree-ring growth of interior Douglas-fir after one year's defoliation by Douglas-fir tussock moth
Year: 1991
Catalog ID: 3069
Issued by: Pacific Forestry Centre
Availability: PDF (request by e-mail)
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Diameter growth losses in western larch caused by larch casebearer defoliation
Alfaro, R.I.; Qiwei, L.; Vallentgoed, J.
Year: 1991
Catalog ID: 3068
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
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Damage assessment and integrated pest management of forest defoliators
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Growth response in a Douglas-fir/lodgepole pine stand after thinning of lodgepole pine by the mountain pine beetle: A case study
Year: 1990
Catalog ID: 3074
Issued by: Pacific Forestry Centre
Availability: PDF (request by e-mail)
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The effect of spacing on Sitka spruce weevil damage to Sitka spruce
Year: 1990
Catalog ID: 3022
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
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A method to calculate yield-correction factors for the overstory component of budworm attacked Douglas-fir
Year: 1990
Catalog ID: 2984
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
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Levels of Sitka spruce weevil, Pissodes strobi (Peck), damage among Sitka spruce provenances and families near Sayward, British Columbia
Year: 1990
Catalog ID: 2972
Issued by: Pacific Forestry Centre
Availability: PDF (request by e-mail)
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Insects affecting reforestation: biology and damage
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Stem defects in Sitka spruce induced by Sitka spruce weevil
Year: 1989
Catalog ID: 2863
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
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Probability of damage to Sitka spruce by the Sitka spruce weevil, Pissodes strobi
Year: 1989
Catalog ID: 2862
Issued by: Pacific Forestry Centre
Availability: PDF (request by e-mail)
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Pest damage in forestry and its assessment
Year: 1988
Catalog ID: 2798
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
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Comparison of binocular and cut-branch methods for estimating budworm defoliation on Douglas-fir
Shore, T.L.; Alfaro, R.I.; Harris, J.W.E.
Year: 1988
Catalog ID: 2760
Issued by: Pacific Forestry Centre
Availability: PDF (request by e-mail)
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Predicting Douglas-fir defoliation from the percentage of buds infested by the western spruce budworm
Year: 1988
Catalog ID: 2759
Issued by: Pacific Forestry Centre
Availability: PDF (request by e-mail)
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Western spruce budworm damage to sprayed and unsprayed young Douglas-fir
Year: 1988
Catalog ID: 2742
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
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Effects of defoliation by the western false hemlock looper on Douglas-fir tree-ring chronologies
Year: 1988
Catalog ID: 2741
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
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Laboratory feeding and colonization of non-host lodgepole pine by two populations of Pissodes strobi (Peck) (Coleoptera: Curculionidae)
Year: 1987
Catalog ID: 2740
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
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Aerial application of nuclear polyhedrosis virus against Douglas-fir tussock moth, Orgyia pseudotsugata (McDunnough) (Lepidoptera: Lymantriidae): II. Impact 1 and 2 years after application
Otvos, I.S.; Cunningham, J.C.; Alfaro, R.I.
Year: 1987
Catalog ID: 2669
Issued by: Pacific Forestry Centre
Availability: PDF (download)
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Douglas-fir tussock moth damage in British Columbia
Alfaro, R.I.; Taylor, S.P.; Wegwitz, E.; Brown, R.G.
Year: 1987
Catalog ID: 2655
Issued by: Pacific Forestry Centre
Availability: PDF (request by e-mail)
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Measuring diameter increment change caused by western spruce budworm defoliation in British Columbia
Year: 1986
Catalog ID: 2622
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
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The spruce budworm, Choristoneura fumiferana (Lepidoptera: Tortricidae), in British Columbia
Year: 1986
Catalog ID: 2564
Issued by: Pacific Forestry Centre
Availability: PDF (request by e-mail)
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Mortality and top-kill in Douglas-fir following defoliation by the western spruce budworm in British Columbia
Year: 1986
Catalog ID: 2542
Issued by: Pacific Forestry Centre
Availability: PDF (request by e-mail)
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Insects associated with the Sitka spruce weevil, Pissodes strobi (Coleoptera: Curculionidae), on Sitka spruce, Picea sitchensis, in British Columbia, Canada
Alfaro, R.I.; Hulme, M.A.; Harris, J.W.E.
Year: 1985
Catalog ID: 2541
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
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Factors determining the feeding of the white pine weevil (Coleoptera: Curculionidae) on coastal British Columbia host, Sitka spruce
Year: 1985
Catalog ID: 2540
Issued by: Pacific Forestry Centre
Availability: PDF (request by e-mail)
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Factors affecting loss in radial growth of Douglas-fir caused by western spruce budworm defoliation
Year: 1985
Catalog ID: 2539
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
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Impact of dwarf mistletoe on the growth of western hemlock trees having different patterns of suppression and release
Thomson, A.J.; Alfaro, R.I.; Bloomberg, W.J.; Smith, R.B.
Year: 1985
Catalog ID: 2516
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
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Epidemiology of dwarf mistletoe in western hemlock stands in south coastal British Columbia
Alfaro, R.I.; Bloomberg, W.J.; Smith, R.B.; Thomson, A.J.
Year: 1985
Catalog ID: 2500
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
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The western spruce budworm in British Columbia 1909-1983
Harris, J.W.E.; Alfaro, R.I.; Dawson, A.F.; Brown, R.G.
Year: 1985
Catalog ID: 2478
Issued by: Pacific Forestry Centre
Availability: PDF (download)
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Quantification of Douglas-fir growth losses caused by western spruce budworm defoliation using stem analysis
Alfaro, R.I.; Thomson, A.J.; van Sickle, G.A.
Year: 1984
Catalog ID: 2450
Issued by: Pacific Forestry Centre
Availability: PDF (request by e-mail)
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A microcomputer based data reader and editor for the DIGIMIC tree ring measuring system
Alfaro, R.I.; Wegwitz, E.; Erickson, A.D.; Pannekoek, W.J.
Year: 1984
Catalog ID: 2424
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
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Color video tape to record forest defoliation
Year: 1984
Catalog ID: 2423
Issued by: Pacific Forestry Centre
Availability: PDF (request by e-mail)
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Growth patterns in immature and mature western hemlock stands infected with dwarf mistletoe
Thomson, A.J.; Smith, R.B.; Alfaro, R.I.
Year: 1984
Catalog ID: 2419
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
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Defoliation and mortality caused by western spruce budworm; Variability in a Douglas-fir stand
Year: 1984
Catalog ID: 2354
Issued by: Pacific Forestry Centre
Availability: PDF (request by e-mail)
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Pine oil, a feeding deterrent for the white pine weevil, Pissodes strobi (Coleoptera: Curculionidae)
Alfaro, R.I.; Borden, J.H.; Harris, L.J.; Nijholt, W.W.; McMullen, L.H.
Year: 1984
Catalog ID: 2353
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
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Site index curves for lodgepole pine from southeastern Yukon
Thomson, R.; Alfaro, R.I.; Manning, G.H.
Year: 1984
Catalog ID: 2336
Issued by: Pacific Forestry Centre
Availability: PDF (download)
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Tree-crown defoliation measurement from digitized photographs
Lee, Y.J.; Alfaro, R.I.; van Sickle, G.A.
Year: 1983
Catalog ID: 2427
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
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Douglas-fir height growth affected by western spruce budworm
van Sickle, G.A.; Alfaro, R.I.; Thomson, A.J.
Year: 1983
Catalog ID: 2337
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
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Fifty-year-old Sitka spruce plantations with a history of intense weevil attack
Year: 1982
Catalog ID: 2255
Issued by: Pacific Forestry Centre
Availability: PDF (request by e-mail)
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Evaluating effects of western spruce budworm on Douglas-fir volume growth
Thomson, A.J.; Alfaro, R.I.; van Sickle, G.A.
Year: 1982
Catalog ID: 2193
Issued by: Pacific Forestry Centre
Availability: PDF (download)
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Tree mortality and radial growth losses caused by the western spruce budworm in a Douglas-fir stand in British Columbia
Alfaro, R.I.; van Sickle, G.A.; Thomson, A.J.; Wegwitz, E.
Year: 1982
Catalog ID: 2168
Issued by: Pacific Forestry Centre
Availability: PDF (download)
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Host selection by the white pine weevil, Pissodes strobi Peck: feeding bioassays using host and nonhost plants
Year: 1982
Catalog ID: 2167
Issued by: Pacific Forestry Centre
Availability: PDF (request by e-mail)
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Insect feeding and oviposition deterrents from western red cedar foliage
Alfaro, R.I.; Pierce, H.D.; Borden, J.H.; Oehlschlager, A.C.
Year: 1981
Catalog ID: 2020
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
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Role of volatile and nonvolatile components of Sitka spruce bark as feeding stimulants for Pissodes strobi Peck (Coleoptera: Curculionidae)
Alfaro, R.I.; Pierce, H.D.; Borden, J.H.; Oehlschlager, A.C.
Year: 1980
Catalog ID: 2019
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
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Predation by Lonchaea corticis (Diptera: Lonchaeidae) on the white pine weevil, Pissodes strobi (Coleoptera: Curculionidae)
Year: 1980
Catalog ID: 2018
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
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A quantitative feeding bioassay for Pissodes strobi Peck (Coleoptera: Curculionidae)
Alfaro, R.I.; Pierce, H.D.; Borden, J.H.; Oehlschlager, A.C.
Year: 1979
Catalog ID: 2017
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
