Cottrell, C.B.
-
Cooley spruce gall aphid infestations in seed orchards on Saanich Peninsula
-
Parch blight damage to conifers
Cottrell, C.B.; Morris, E.V.; Hunt, R.S.
Year: 1979
Catalog ID: 30780
Issued by: Pacific Forestry Centre
Availability: PDF (download)
-
Annual district report, forest insect and disease survey, British Columbia, 1978 (Part I), Vancouver Forest Region (File Report)
Morris, E.V.; Cottrell, C.B.; Wood, R.O.
Year: 1979
Catalog ID: 27035
Issued by: Pacific Forestry Centre
Availability: PDF (download)
-
Timber killed by insects in British Columbia 1971-1975
Cottrell, C.B.; Unger, L.S.; Fiddick, R.L.
Year: 1979
Catalog ID: 3956
Issued by: Pacific Forestry Centre
Availability: PDF (download)
-
Forest insect and disease conditions, Vancouver Forest Region, British Columbia, 1978
Morris, E.V.; Cottrell, C.B.; Wood, R.O.
Year: 1979
Catalog ID: 1907
Issued by: Pacific Forestry Centre
Availability: PDF (download)
-
Annual district report, forest insect and disease survey, British Columbia, 1977 (Part V), Nelson Forest District (File Report)
Cottrell, C.B.; Erickson, R.D.
Year: 1978
Catalog ID: 27142
Issued by: Pacific Forestry Centre
Availability: PDF (download)
-
Forest insect and disease conditions, Nelson Forest District, British Columbia, 1977
Cottrell, C.B.; Erickson, R.D.
Year: 1978
Catalog ID: 1854
Issued by: Pacific Forestry Centre
Availability: PDF (download)
-
Decay of western larch caused by Fomes pini, Nelson Forest District
-
Porcupine damage forests, Nelson Forest District
Erickson, R.D.; Cottrell, C.B.
Year: 1977
Catalog ID: 30725
Issued by: Pacific Forestry Centre
Availability: PDF (download)
-
Annual district report, forest insect and disease survey, British Columbia, 1976 (Part V), Nelson Forest District (File Report)
Cottrell, C.B.; Erickson, R.D.
Year: 1977
Catalog ID: 27150
Issued by: Pacific Forestry Centre
Availability: PDF (download)
-
Forest insect and disease conditions, Nelson Forest District, British Columbia, 1976
Cottrell, C.B.; Erickson, R.D.
Year: 1977
Catalog ID: 1651
Issued by: Pacific Forestry Centre
Availability: PDF (download)
-
Larch sawfly in Nelson Forest District
-
Tent caterpillars in the East Kootenay area
-
Spruce beetle in the Nelson Forest District
Cottrell, C.B.; Erickson, R.D.
Year: 1976
Catalog ID: 30629
Issued by: Pacific Forestry Centre
Availability: PDF (download)
-
Annual district report, forest insect and disease survey, British Columbia, 1975 (Part IV), Kamloops Forest District (File Report)
-
Forest insect and disease conditions, Kamloops Forest District, British Columbia, 1975
-
Lodgepole pine attacked by mountain pine beetle, Okanagan Valley
-
Mites attack Douglas-Fir tree north of Kelowna
-
Black army cutworm in the Kamloops Forest District
-
Annual district report, forest insect and disease survey, British Columbia, 1974 (Part IV) Kamloops Forest District (File Report)
-
Mountain pine beetle on lodgepole pine in the Okanagan S.Y.U., Kamloops Forest District
-
Western False Hemlock Looper in the Kamloops Forest District
-
European pine shoot moth survey of plantations in the Okanagan Valley
-
Annual district report, forest insect and disease survey, British Columbia, 1973 (Part IV), Kamloops Forest District (Internal Report)
-
Forest insect and disease conditions, Kamloops District, 1974
-
Needle blight on western larch in the Kamloops Forest District
Baranyay, J.A.; Cottrell, C.B.
Year: 1973
Catalog ID: 30485
Issued by: Pacific Forestry Centre
Availability: PDF (download)
-
Western false hemlock looper in the Shuswap and Okanagan Valleys
-
Mortality of western white pine in the vicinity of Blue River, Kamloops Forest District
-
Douglas-fir tussock moth infestations in the Okanagan Valley
-
Annual district report, forest insect and disease survey, British Columbia, 1972 (Part IV), Kamloops Forest District
-
Forest insect and disease conditions, Kamloops District
-
Douglas-fir tussock moth infestations, Kamloops Forest District
-
Pine butterfly in the Okanagan
-
Defoliation of Douglas-fir in the vicinity of Salmon Arm
-
Douglas-fir tussock moth infestations in the Okanagan Valley
-
Winter injury of Ponderose Pine and Doulgas-fir in the Falkland area
-
Pine needle scale in the Okanagan Valley, Kamloops Forest District
-
False hemlock looper infestations in the Kamloops Forest District
-
Lodgepole pine attacked by mountain pine beetle, Dendroctonus ponderosae in the Kamloops Forest District
-
Annual district report, forest insect and disease survey, British Columbia, 1971 (Part IV), Kamloops forest district
-
Timber killed by insects in British Columbia 1966-1970
-
Annual district report, forest insect and disease survey, British Columbia, 1970 (Part III), Prince George Forest District
-
History of population fluctuations and infestations of important forest insects in the mainland section, Vancouver Forest District
-
Annual district report, forest insect and disease survey, British Columbia, 1969 (Part II), Vancouver Forest District, Mainland Section
-
Vancouver survey district, Mainland Section. Part III
Year: 1969
Catalog ID: 27944
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
-
Appraisal of timber killed by some important insects in British Columbia from 1961-1965 inclusive
-
East Kamloops District
Year: 1967
Catalog ID: 27772
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
-
South Prince George District, 1965
Year: 1966
Catalog ID: 27553
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
-
Spruce beetle life cycle studies at Hush Lake Prince George forest district, 1963 and 1964 (Not for publication)
-
Status of the spruce beetle, Prince George forest district, 1965
Cottrell, C.B.; Holms, J.C.; Ross, D.A.
Year: 1966
Catalog ID: 26457
Issued by: Pacific Forestry Centre
Availability: PDF (download)
-
Canker and dieback of Douglas-fir in the Cariboo Region
Funk, A.; Cottrell, C.B.; Woods, T.A.D.
Year: 1965
Catalog ID: 24124
Issued by: Pacific Forestry Centre
Availability: PDF (download)
-
Spruce beetle report, Prince George Forest District, 1964
Cottrell, C.B.; Holms, J.C.; Ross, D.A.
Year: 1965
Catalog ID: 24094
Issued by: Pacific Forestry Centre
Availability: PDF (download)
-
Forest Insect and Disease Survey, South Prince George District
Year: 1965
Catalog ID: 24093
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
-
Spruce Beetle report, Prince George Forest District, 1963
-
Forest Insect and Disease Survey, South Prince George District, 1963
Year: 1964
Catalog ID: 23949
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
-
An appraisal of timber killed by insects, 1956-1960 inclusive in British Columbia
-
Poplar borer, Saperda calcarata Say, in interior British Columbia
Year: 1962
Catalog ID: 20971
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
-
A whole-bark method of rearing Dryocoetes confusus Sw
Year: 1960
Catalog ID: 20865
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
