Canadian Forest Service Publications
Forest Insect and Disease Notes, March 1991. Contents: yellow witches' broom of spruce; G.I.S. and forest pest management; major forest insect pest conditions in 1990 and 1991 predictions. 1991. Canadian Forestry Service, Northwest Region, Edmonton, Alberta. Forest Insect and Disease Note A-017. 6 p.
Year: 1991
Issued by: Northern Forestry Centre
Catalog ID: 28420
Language: English
Series: Forest Insect and Disease Note (NoFC - Edmonton)
Availability: Order paper copy (free), PDF (download)