Jansons, V.
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A review of important forest insect and disease problems in the Owen Sound District of Ontario, 1950-1980.
MacLeod, L.S.; Evans, H.J.; Constable, D.C.; Ingram, W.A.; Jansons, V.
Year: 1990
Catalog ID: 34783
Issued by: Great Lakes Forestry Centre
Availability: PDF (download)
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A review of important forest insect and disease problems in the Huronia District of Ontario, 1950-1980.
MacLeod, L.S.; Constable, D.C.; Evans, H.J.; Jansons, V.
Year: 1990
Catalog ID: 34774
Issued by: Great Lakes Forestry Centre
Availability: PDF (download)
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A review of important forest insect and disease problems in the Brockville District of Ontario, 1950-1980.
MacLeod, L.S.; Constable, D.C.; Jansons, V.; Ingram, L.J.
Year: 1988
Catalog ID: 34779
Issued by: Great Lakes Forestry Centre
Availability: PDF (download)
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A review of important forest insect and disease problems in the Cornwall District of Ontario, 1950-1980.
MacLeod, L.S.; Constable, D.C.; Jansons, V.; Ingram, W.A.
Year: 1988
Catalog ID: 34775
Issued by: Great Lakes Forestry Centre
Availability: PDF (download)
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Results of forest insect and disease surveys in the Northwestern region of Ontario, 1985. Miscellaneous Report 36.
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Results of forest insect and disease surveys in the Northeastern region of Ontario, 1984. Miscellaneous Report 20.
Thomson, M.J.; Czerwinski, E.J.; MacLeod, L.S.; Jansons, V.
Year: 1985
Catalog ID: 9421
Issued by: Great Lakes Forestry Centre
Availability: PDF (download)
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Results of forest insect and disease surveys in the North Central region of Ontario, 1984. Miscellaneous Report 18.
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Results of forest insect and disease surveys in the North Central region of Ontario, 1983. Miscellaneous Report 2.
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Results of forest insect and disease surveys in the Northeastern region of Ontario, 1982.
Hall, K.C.; Czerwinski, E.J.; MacLeod, L.S.; Jansons, V.
Year: 1983
Catalog ID: 34604
Issued by: Great Lakes Forestry Centre
Availability: PDF (download)
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Results of forest insect and disease surveys in North Central region of Ontario, 1982.
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Results of forest insect and disease surveys in the Northeastern region of Ontario, 1981.
Hall, K.C.; Czerwinski, E.J.; MacLeod, L.S.; Jansons, V.
Year: 1982
Catalog ID: 34601
Issued by: Great Lakes Forestry Centre
Availability: PDF (download)
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Results of forest insect and disease surveys in the North Central region of Ontario, 1981.
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Results of forest insect and disease surveys in the Northwestern region of Ontario, 1980. 1981.
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Results of forest insect and disease surveys in the Algonquin Region of Ontario, 1978.
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Results of forest insect and disease surveys in the Algonquin region of Ontario, 1979.
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Forest insect and disease surveys in the Algonquin Region of Ontario, 1977.
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Forest insect and disease surveys in the Algonquin region of Ontario,1976.
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Forest insect and disease surveys in the Southwestern region of Ontario, 1975.
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Forest insect and disease surveys in the Southwestern region of Ontario, 1974. O-X-227.
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Forest insect and disease surveys in the Southwestern Survey Region, 1973. O-X-195.
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Forest insect and disease surveys in the Southwestern survey region, 1972. O-X-175.
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Forest insect and disease surveys in the Southwestern Survey Region, 1971. O-X-158.
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Forest insect and disease surveys in the Southern Survey Region, 1970. O-X-142.
Bowser, R.L.; Jansons, V.; Weir, H.J.; Applejohn, M.J.
Year: 1971
Catalog ID: 30001
Issued by: Great Lakes Forestry Centre
Availability: PDF (download)
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Lake Huron District, 1969: Reports of Forest Research Technicians. O-X-120.
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Status of insects in the Lake Huron District. O-X-88.
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Status of Insects in the Lake Huron District. O-X-62.
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Status of insects in the Geraldton District. O-X-52.
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Status of insects in the Geraldton District. O-X-23.
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Leaf folders on birch, Rheumaptera spp.
Lindquist, O.H.; Hall, K.C.; Jansons, V.
Year: 1964
Catalog ID: 37189
Issued by: Great Lakes Forestry Centre
Availability: PDF (request by e-mail)
