-
1
-
2
-
3by Canadian Inst. of Forestry, Ottawa, Ontario (Canada) eng, Silviculture Conference eng Sep 1993 Toronto, Ontario (Canada)
Published 1994Texto bibliotecaFAO IT -
4by Sanders, C.J. (ed.), Entomological Society of America, Lanham, MD (USA) eng, CANUSA Spruce Budworms Research Symposium eng 16-20 Sep 1984 Bangor, ME (USA), Stark, R.W. (ed.), Mullins, E.J. (ed.), Murphy, J. (ed.), Society of American Foresters, Washington, DC (USA) eng, Canadian Inst. of Forestry, Ottawa, Ontario (Canada) eng
Published 1985Texto bibliotecaFAO IT