Search Results

Cover Image

Forest insect guilds : patterns of interaction with host trees : proceedings of a joint IUFRO working party symposium, Abakan, Siberia, U.S.S.R., August 13-17, 1989 / edited by Yur...

Radnor, PA : U.S. Dept. of Agriculture, Forest Service, Northeastern Forest Experiment Station, 1991

Series: General technical report (Northeastern Forest Experiment Station) ; NE-153.

Cover Image

Insect enemies of western forests / compiled by F.P. Keen.

by Keen, F. P.
Washington, D.C. : United States Department of Agriculture, 1939

Series: United States Department of Agriculture, Miscellaneous Publication No. 273.

Cover Image

Forest pest conditions in the Maritimes in 1989 / L.P. Magasi

by Magasi, Laszlo P.
Fredericton, N.B. : Forestry Canada, Maritimes Region, 1990.

Series: Information report (Forestry Canada - Maritimes Region) ; M-X-177

Cover Image

Forest pest conditions in the Maritimes in 1981 / by Laszlo P. Magasi

by Magasi, Laszlo P.
Fredericton, N.B. : Maritimes Forest Research Centre, 1982.

Series: Information report (Maritimes Forest Research Centre) ; M-X-135

Cover Image

A field guide to beneficial insects on balsam fir christmas trees / T.D. Smith and D.G. Embree

by Smith, T. D.
[s.l.] : [s.n.] ; [1995?].

Cover Image

Forest pest conditions in the Maritimes in 1991

by Magasi, L. P.
Fredericton, N.B. : Forestry Canada - Maritimes Region, 1992.

Series: Information report (Forestry Canada - Maritimes Region) ; M-X-181E

Cover Image

Biological control of forest insects / by A.T. Fraser

by Fraser, A. T.
Fredericton, N.B. : University of New Brunswick, 1942.

Cover Image

Forest pest conditions in the Maritimes in 1984 / L.P. Magasi

by Magasi, Laszlo P.
Fredericton, N.B. : Maritime Forest Research Centre, Canadian Forestry Service, Environment Canada, 1985.

Series: Information report (Maritimes Forest Research Centre) ; M-X-154

Cover Image

Forest insect and disease conditions in Canada 1982

by Sterner, T. E.
Ottawa : Environment Canada, 1983.

Cover Image

Report of the annual forest pest control forum, Place Vincent Massey, Hull, P. Q. November 23-24, 1976

Ottawa, Ont. : Environment Canada, 1977.

Cover Image

An annotated bibliography of the Balsam Woolly Aphid (Adelges Piceae (Ratzeburg))

by Schooley, Hugh O.
St. John's : Newfoundland Forest Research Centre, 1981.

Series: Information report (Newfoundland Forest Research Centre) ; N-X-196

Cover Image

Forest pest conditions in the Maritimes in 1985

by Magasi, Laszlo P.
Fredericton, N.B. : Canadian Forestry Service - Maritimes, 1986.

Series: Information report (Canadian Forestry Service - Maritimes) ; M-X-159

Cover Image

Technical Note on the spraying of Bacillus thuringiensis kurstaki for the suppression of spruce budworm larvae (Choristoneura fumiferana (Clemens, 1865)) in selected areas of Nova...

by Smith, T. D.
[s.l.] : [s.n.], 1982.

Cover Image

Forest insect and disease conditions in Canada 1981

by Sterner, T. E.
Ottawa : Canadian Forestry Service, 1982

Cover Image

An ecological atlas of forest insect defoliation in Canada 1980-1996.

by Simpson, Ralph Arnold.
[Fredericton, N.B. : Natural Resources Canada, 1999.

Series: Information report ; M-X-206E

Cover Image

Important forest insects and diseases of mutual concern to Canada, the United States and Mexico

by Davidson, A. G.
Ottawa, Ont. : Canada Department of Forestry and Rural Development, 1967

Cover Image

Forest pest conditions in the Maritimes in 1987 / L.P. Magasi

by Magasi, Laszlo P.
Fredericton, N.B. : Canadian Forestry Service, Maritimes, 1988.

Series: Information report (Canadian Forestry Service - Maritimes) ; M-X-166

Cover Image

Environmental surveillance of spray operations for forest protection in New Brunswick 1980-81

Fredericton, N.B. : New Brunswick Department of the Environment, 1982

Cover Image

Forest pest conditions in the Maritimes in 1982 / L.P. Magasi

by Magasi, Laszlo P.
Fredericton, N.B. : Maritime Forest Research Centre, Canadian Forestry Service, Environment Canada, 1983.

Series: Information report (Maritimes Forest Research Centre) ; M-X-141

Cover Image

Forest pest conditions in the Maritimes in 1988 / by Laszlo P. Magasi.

by Magasi, Laszlo P.
Fredericton, N.B. : Foresty Canada - Maritimes, 1989.

Series: Information report (Forestry Canada - Maritimes Region) ; M-X-174

1
2
3
4
5
Next »
[5]