Aihe-ehdotuksia
Näytetään 1 - 11 yhteensä 11 tuloksesta haulle '', hakuaika: 0,08s Tarkenna hakua
1
Insects harmful to forest trees /
Tekijä Martineau, Rene
[Montreal, Quebec] : Multiscience Publications in co-operation with the Canadian Forestry Service, Environment Canada and the Canadian Govt. Pub. Centre, Supply and Services Canada, 1984

Hallinnon asiakirja Kirja
2
Forest insect and disease conditions in Canada.
Ottawa : Forest Insect and Disease Survey, Canadian Forestry Service, 1981

Hallinnon asiakirja Kausijulkaisu
3
Some common tree diseases of British Columbia /
Tekijä Bier, J E.
[Ottawa] : Dept of Agriculture, Division of Botany and Plant Pathology, Science Service, 1949

Kirja
4
Annual report of the Forest Insect and Disease Survey.

Aikakauslehti
5
Forest insect and disease conditions in Canada.
Ottawa : Forest Insect and Disease Survey, Canadian Forestry Service, 1981

Kirja
7
Aerial control of forest insects in Canada : a review of control projects employing chemical and biological insecticides /
Ottawa : Dept. of the Environment : Available from Information Canada, 1975

Hallinnon asiakirja Kirja
8
Diseases of trees and shrubs /
Tekijä Sinclair, Wayne A., 1936-
Ithaca : Comstock Pub. Associates, 2005
2nd ed.

Kirja
9
Diseases of trees and shrubs /
Tekijä Sinclair, Wayne A., 1936-
Ithaca, N.Y. : Comstock Pub. Associates, 1987

Kirja
10
Twolined chestnut borer.
[Washington, D.C.?] : U.S. Dept. of Agriculture, Forest Service, 1992

Hallinnon asiakirja Kirja
11
Diseases of trees and shrubs /
Tekijä Sinclair, Wayne A., 1936-
Ithaca : Comstock Pub. Associates, 2005
2nd ed.

Kirja
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