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Potential Export Markets for Spruce and Fir Wood

Goal(s)/Objective(s): Explore the opportunities for Maine to export and increase the cut of spruce and fir wood to Europe.

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Maine Spruce Budworm Spray Operations Manual

Problem Addressed: Spruce Budworm in Maine

Goal(s)/Objective(s): Provide a source of information and guidance for personnel involved with Maine spruce budworm suppression programs.

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Prescribed Burning for Stand Conversion in Budworm-killed Balsam Fir: An Ontario Case History

Problem Addressed: Balsam fir mortality from spruce budworm infestations

Key Findings: The Northern Region of OMNR, which has extensive balsam fir morality, burned 1,525 ha in this fuel type in 1983 and plans are in place for an expanded program in future years.

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Reduction of Reproductive Potential in Spruce Budworm (Lepidoptera: Tortricidae) by a Chitin-Inhibiting Insect Growth Regulator

Goal(s)/Objective(s): Examine the potential of UC-62644 to reduce the reproductive capabilities of spruce budworm that have been exposed to sublethal concentrations of this chemical during the last larval instar.

Key Findings: The dosages of UC-62644 incorporated into the test diets were sublethal and did not adversely affect larval or pupal survival.

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Response of Breeding Birds to Aerial Sprays of Trichlorfon (Dylox) and Carbaryl (Sevin-4-Oil) in Montana Forests

Goal(s)/Objective(s): Report the results of a pilot control project with trichlorfon (Dylox) and carbaryl (Sevin-4-Oil), with particular reference to the effects of the chemicals on 20 bird species.

Key Findings: No significant effects of trichlorfon or carbaryl sprays on the numbers of breeding pairs, bird abundance, nest success, mortality rates, or the activities of brain cholinesterase in the breeding population were detected.

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Silvicultural Control Techniques for the Spruce Budworm

Key Findings: Efforts to produce resistant forests of more diversified age-classes will more likely succeed as the areas under management become larger.

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Spruce Budworm Defoliation in Relation to Introgression in Red and Black Spruce

Goal(s)/Objective(s): Rating branch samples for severity of budworm damage to 1968 foliage, using 10 defoliation categories ranging from rating one for no defoliation to rating ten for complete defoliation.

Key Findings: Post-cutting regeneration techniques would favor the less shade-tolerant black spruce.

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Spruce Budworm Parasitoid Surveys in Ontario

Goal(s)/Objective(s): Summarize the special parasitoid surveys and experimental releases of the budworm egg parasite Trichogramma minutum done by the OMNR

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Maine Spruce Budworm Policy, A Report by The Commissioner of Conservation to the 109th Maine Legislature

Problem Addressed: Spruce Budworm in Maine

Goal(s)/Objective(s): Recommendations for future spruce budworm policy in Maine

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“Do I Have a Budworm-Susceptible Forest?”

Goal(s)/Objective(s): Present criteria to help forest managers determine if their forest is budworm-susceptible

Key Findings: In the intervening 25 years, management of the forest in northern New Brunswick has not resulted in any reduction in their susceptibility to spruce budworm attack

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Forest Pests: Spruce Budworm Documents

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