Nicholson, S. A.
-
Operational use of bt against spruce budworm in Ontario, 1979-1983.
Howse, G.M.; Nicholson, S. A.; Meating, J.H.
Year: 1983
Catalog ID: 37327
Issued by: Great Lakes Forestry Centre
Availability: PDF (request by e-mail)
-
Spruce budworm spraying in Ontario 1981.
Carrow, J.R.; Nicholson, S. A.; Howse, G.M.
Year: 1982
Catalog ID: 34469
Issued by: Great Lakes Forestry Centre
Availability: PDF (request by e-mail)
-
Aerial spraying for forest management an operational manual.
Carrow, J.R.; Nicholson, S. A.; Campbell, R.A.
Year: 1981
Catalog ID: 34470
Issued by: Great Lakes Forestry Centre
Availability: PDF (request by e-mail)
-
Spruce budworm spraying in Ontario, 1980.
Carrow, J.R.; Nicholson, S. A.; Howse, G.M.
Year: 1980
Catalog ID: 37341
Issued by: Great Lakes Forestry Centre
Availability: PDF (request by e-mail)
-
Spruce budworm spraying in Ontario 1979.
Carrow, J.R.; Nicholson, S. A.; Howse, G.M.
Year: 1980
Catalog ID: 34468
Issued by: Great Lakes Forestry Centre
Availability: PDF (request by e-mail)
-
Preliminary calibration trials of FPMI helicopter experimental spray system installed in Hughes model 500 helicopter 1977. CCRI File Report 93.
Edwards, J.C.; Zylstra, B.F.; Nicholson, S. A.
Year: 1978
Catalog ID: 35061
Issued by: Great Lakes Forestry Centre
Availability: PDF (download)
-
Budworms and coneworms: Larval population densities and consequences of simultaneous defoliation to host trees. CCRI File Report 35.