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B.C. Ministry of Forests, Lands, and Natural Resource Operations Thompson Okanagan Regional Office 441 Columbia Street Kamloops, B.C. V2C 2T3 (250) 828-4179 This summary was prepared by: Lorraine Maclauchlan, Ph.D., R.P.F., Forest Entomologist (Kamloops) Kevin Buxton, R.F.T., Forest Health Specialist (Kamloops) Acknowledgements: The authors would like to acknowledge the 2012 aerial surveyors: Neil Emery and Adam O’Grady (Nazca Consulting) - Kootenay Boundary Region Joe Cortese (Alta Vista Management), Don Wright, (Timber Wright Contracting), Mel Dodge, Bob Erickson - Cariboo Region Kevin Buxton (B.C. Ministry of Forests, Lands, and Natural Resource Operations) and Janice Hodge (JCH Forest Pest Management) - Thompson Okanagan Region We would also like to acknowledge Forest Health District, Region, and Branch staff, and forest industry personnel, that made contributions to, and provided data for, this report. Aspen Decline Syndrome damage rating criteria developed from USDA standards with input from Bill Ciesela and Brian Howell. Photos: Lorraine Maclauchlan, Kevin Buxton, Art Stock, Michael Murray, Heather Rice, Murray Allison, Martin Ponsioen, Don Wright, Janice Hodge, Neil Emery, Joe Cortese, Barbara Zimonick, Joan Westfall, Dion Manastyrski. Line drawings by Lynn Kristmanson This report is available in PDF format at http://www.for.gov.bc.ca/rsi/ForestHealth/Overview.htm
Page 1 and 2:
2012 Overview of Forest Health Cond
Page 3 and 4:
In t r o d u c t I o n This report
Page 5 and 6:
Table 2 continued. Area summaries f
Page 7 and 8:
So u t h e r n In t e r I o r ov e
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Attack in young lodgepole pine stan
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A total of 116,012 hectares of high
Page 13 and 14:
we S t e r n he M l o c k lo o P e
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BI r c h le a f MI n e r, fe n u s
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th o M P S o n ok a n a g a n re g
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Aspen decline syndrome became more
Page 21 and 22:
Defoliators Western spruce budworm
Page 23 and 24:
Defoliators Western spruce budworm
Page 25 and 26:
Conifer Defoliators Western spruce
Page 27 and 28: A Douglas-fir Drought-Decline Compl
Page 29 and 30: Bo u n d a rY tSa Bark Beetles Moun
Page 31 and 32: cr a n B r o o k tSa Bark Beetles M
Page 33 and 34: go l d e n tSa Bark Beetles Mountai
Page 35 and 36: ca r I B o o re g I o n Su M M a r
Page 37 and 38: Douglas-fir beetle continued to be
Page 39 and 40: Defoliators As expected, western sp
Page 41 and 42: Thompson Okanagan Region The Thomps
Page 43 and 44: Table 2. List of western spruce bud
Page 45 and 46: Hiller spraying B.t.k. on budworm b
Page 47 and 48: Kootenay Boundary Region A total of
Page 49 and 50: Abbott’s corrected mortality comp
Page 51 and 52: Figure 5. Density and distribution
Page 53 and 54: 2012 Population Monitoring - Result
Page 55 and 56: Above: Lucy Stad receiving budworm
Page 57 and 58: One of the cancelled spray areas in
Page 59 and 60: In the Thompson-Okanagan Region, we
Page 61 and 62: Figure 9. Average number of western
Page 63 and 64: There is an ongoing study to calibr
Page 65 and 66: Larval density ± SEa b Percent mor
Page 67 and 68: Table 19. Total number of larvae pe
Page 69 and 70: Table 21. Average number of Douglas
Page 71 and 72: This stand has records of defoliati
Page 73 and 74: References Garbutt, R. 1992. Wester
Page 75 and 76: Be a r IM Pa c t S o n gr o w t h o
Page 77: To better understand the progressio
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