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Insect enemies of the spruce in the Northeast : a popular account of results of special investigations, with recommendations for preventing losses

Creator:: Hopkins, A. D. (Andrew Delmar), 1857-1948 and United States. Division of Entomology
Resource Type:: Technical Report
Full Text:: of the first and most characteristic indications of the presence of this pest in the living spruce

Decay of Sitka spruce with reference to detection of extent of actual decay beyond apparent incipient decay

Creator:: Tryon, Earl H. (Earl Haven)
Resource Type:: Masters Thesis
Full Text:: effect on the wood. Sitka spruce lumber with stained areas was collected at 5 mills in Oregon and

Tree Physiological, Physical, and Chemical Characteristics Related to Spruce Beetle Colonization: Engelmann versus Blue Spruce

Creator:: Ott, Daniel S.
Abstract:: Blue spruce (Picea pungens) and Engelmann spruce (Picea engelmannii) experience varying levels of spruce beetle (Dendroctonus rufipennis (Kirby)) colonization, yet the underlying differences and mechanisms resulting in lower colonization for blue spruce are not known. Both spruce species have important roles in subalpine ecosystems where examining changes in mortality, distribution,...
Resource Type:: Dissertation
Full Text:: . Title: Tree Physiological, Physical, and Chemical Characteristics Related to Spruce Beetle

Pathogenicity of Alternaria alternata on young Douglas-fir and Engelmann spruce germlings

Creator:: James, Robert L., Woo, John You, and United States. Forest Service. Northern Region
Resource Type:: Technical Report
Full Text:: -FIR AND ENGELMANN SPRUCE GERMLINGS e by R. L. James 1/ Plant Pathologist • • and INTRODUCTION

The significance of visible pathological indicators in estimating the extent of decay in a spruce-balsam forest

Creator:: Ford, Barrie
Resource Type:: Masters Thesis

Engelmann spruce needle and twig blight at the Coeur d'Alene Nursery, Idaho

Creator:: James, Robert L. and United States. Forest Service. Northern Region. State & Private Forestry
Resource Type:: Technical Report
Full Text:: • 1 Forest • Insect & Disease • Management Needle and twig

Nursery conifer diseases : evaluation of Benomyl to control root disease of Engelmann spruce seedlings

Creator:: Williams, Ralph E. and United States. Forest Service. Northern Region. State & Private Forestry
Abstract:: The benomyl fungicide, rersan, applied at 7 and 14 pounds active ingredient per acre, on April 26 and July 25, 1973, was ineffective in reducing mortality in 2-0 Engelmann spruce seedlings derived from two different seed sources growing in three different nursery sections at the USFS Coeur d'Alene Nursery. Percent...
Resource Type:: Technical Report
Full Text:: Engelmann spruce seedlings • • FOREST ENVIRONMENTAL PROTECTION USDA •LFOREST SERVICE NORTHERN REGION State

Evaluation of spruce beetle, Glacier View Ranger District, Flathead National Forest, 1981

Creator:: McGregor, Mark D. and United States. Forest Service. Northern Region. State & Private Forestry
Resource Type:: Technical Report
Full Text:: occurred on the Tally Lake RD, Still- water State Forest, and in the Ten Lakes Basin, Kootenai NF. A com

Containerized Engelmann spruce seedling diseases at the USDA Forest Service Nursery, Coeur d'Alene, Idaho

Creator:: James, Robert L., Gilligan, Carma J., and United States. Forest Service. Northern Region
Abstract:: An evaluation was conducted at the USDA Forest Service Nursery, Coeur d'Alene, Idaho, to quantify the occurrence of diseases in the spring 1984 crop of containerized Engelmann spruce seedlings. The crop included 19 separate seedlots from seven National Forests in the Northern Region. An overall production rate of 94.5 percent...
Resource Type:: Technical Report
Full Text:: . tricinctum, Cylindrocarpon tenue, Phoma herbarum, P. fimeti, and Botrytis cinerep. Sirococcus caused disease

Western spruce budworm in the Northern Region in 1977 and predictions for defoliation in 1978

Creator:: Flavell, Thomas H. and United States. Forest Service. Northern Region. State & Private Forestry
Resource Type:: Technical Report
Full Text:: -14 5200 May 1978 WESTERN SPRUCE BUDWORM IN THE NORTHERN REGION IN 1977 AND PREDICTIONS FOR

ScholarsArchive@OSU

Insect enemies of the spruce in the Northeast : a popular account of results of special investigations, with recommendations for preventing losses

Decay of Sitka spruce with reference to detection of extent of actual decay beyond apparent incipient decay

Tree Physiological, Physical, and Chemical Characteristics Related to Spruce Beetle Colonization: Engelmann versus Blue Spruce

Pathogenicity of Alternaria alternata on young Douglas-fir and Engelmann spruce germlings

The significance of visible pathological indicators in estimating the extent of decay in a spruce-balsam forest

Engelmann spruce needle and twig blight at the Coeur d'Alene Nursery, Idaho

Nursery conifer diseases : evaluation of Benomyl to control root disease of Engelmann spruce seedlings

Evaluation of spruce beetle, Glacier View Ranger District, Flathead National Forest, 1981

Containerized Engelmann spruce seedling diseases at the USDA Forest Service Nursery, Coeur d'Alene, Idaho

Western spruce budworm in the Northern Region in 1977 and predictions for defoliation in 1978

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