Tree mortality caused by the western hemlock looper in landscapes of central British Columbia
Alfaro, R.I.; Taylor, S.P.; Brown, G.; Wegwitz, E.
Catalog ID: 5350
Pacific Forestry Centre
Availability: PDF (request by e-mail)
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Needle and broom rusts of true firs
Catalog ID: 3319
Availability: PDF (download)
Western spruce budworm damage to sprayed and unsprayed young Douglas-fir
Alfaro, R.I.; Wegwitz, E.
Catalog ID: 2742
Availability: Order paper copy (free)
Douglas-fir tussock moth damage in British Columbia
Alfaro, R.I.; Taylor, S.P.; Wegwitz, E.; Brown, R.G.
Catalog ID: 2655
Availability: Order paper copy (free), PDF (request by e-mail)
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.
Catalog ID: 2424
Availability: Not available through the CFS (click for more information).
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.
Catalog ID: 2168
Silvicultural control of dwarf mistletoe in young lodgepole pine stands in Alberta and British Columbia
van Sickle, G.A.; Wegwitz, E.
Catalog ID: 3990
Annual district report, forest insect and disease survey, British Columbia, 1969 (Part III), Prince Rupert Forest District
Morris, E.V.; Brown, R.G.; Wegwitz, E.
Catalog ID: 27191