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Filtering by: Subject Knapweeds -- Control -- Northwestern States File Format application/pdf

Dwarf mistletoe control, why and what : an appraisal of the Northern Region control program

Creator:

Dooling, Oscar J. and United States. Forest Service. Northern Region. State & Private Forestry

Abstract:

Dwarf mistletoes exert an impact on forest productivity, but this impact can be reduced through management practices. Even infested stands can yield considerable volumes if proper control methods are used. Projections of future yield increases due to control efforts are made. Cost of treatment in fiscal year 1973 was $51...

Resource Type:

Technical Report

Full Text:

phase of the control program, help is as near as the telephone: contact State and Private Forestry
Establishment and distribution of the larch casebearer parasite, Agathis pumila in Idaho, Montana, Washington, Oregon and British Columbia

Creator:

Bousfield, Wayne E.

Resource Type:

Technical Report

Full Text:

Columbia USDA - FOREST SERVICE- NORTHERN REGION Division of State and Private Forestry Missoula, Mt