Field Guide to Diseases and Insect Pests of Idaho and Montana Forests

Susan K. Hagle – Plant Pathologist,
Scott Tunnock – Entomologist (retired),
Kenneth E. Gibson – Entomologist, and
Carma J. Gilligan – Biological Technician.

U.S. Department of Agriculture, Forest Service, State and Private Forestry, Northern Region, P.O. Box 7669, Missoula, Montana 59807. 1987. Reprint 1990. Publication Number R1-89-54.

Deciding Where To Start In The Identification Keys

Key			Items	Symbol
I.  Diseases and Insects
	A.  Stems and Roots		1 - 34
		a.  Stem Decay	2 - 9
		b.  Cankers and Miscellaneous Cambium-Damaging Insects	10 - 18
		c.  Bark Beetles and Wood Borers	19 - 30
		d.  Root Diseases	31 - 34
	B.  Branch and Terminal		1 - 16
	C.  Foliage		1 - 35
	D.  Seed and Cone		1 - 3
II.  Abiotic Damage			1 - 6

[  Contents  ]     [  Previous   ]     [  Next  ]     [  Home  ]