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Measurement and Analysis of the Activity of Adult Spruce Budworm Parasitoids

Problem Addressed: Parasitoids related to the spruce budworm

Goal(s)/Objective(s): Present results of an investigation of the spatial and temporal dynamics of adults of the parasitoid Gypta fumiferanae Vierick.

Key Findings: An important factor influencing adult parasitoids and one that may be controllable is the availability of nutrients and moisture

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Monitoring the Aerial Spraying of Insecticide Against the Spruce Budworm, in Quebec, in 1984

Problem Addressed: Spruce budworm insecticide effects

Goal(s)/Objective(s): Evaluate concentrations of Bacillus thuringiensis in the air of two municipalities of region 01 (St-Honoré de Témiscouata and Causapscal).

Key Findings: Spraying biological insecticides would constitute a negligible hazard to the health of the citizens nearby.

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Stand Parameters Affecting Mortality Factors of Spruce Budworm Eggs and Dispersing Larvae

Problem Addressed: Spruce budworm

Goal(s)/Objective(s): Examine the effects of stand characters on population fluctuations of egg and dispersing first- and second-instar spruce budworm.

Key Findings: Open area and non-host tree densities favorably affected budworm parasites.

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Biological Assessment of Aerial Forest Spraying Against Spruce Budworm in New Brunswick III. Effects on Two Overwintering Parasites

Problem Addressed: Spruce budworm in Eastern Canada and Maine

Key Findings: This instance of increased per cent

Downloads: 3

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Baxter State Park Spruce Budworm Protection Recommendation 1981

Problem Addressed: Spruce budworm in Baxter State Park

Goal(s)/Objective(s): To manage the SFMA using the most approved practices of scientific forestry in accordance with Percival Proctor Baxter's deeds of gifts and conveyances and to provide multiple-use management so as to harmoniously coordinate the primary use, timber management, with other uses for which the area can be managed.

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Bacillus Thurigniensis Operational Project – Spruce Budworm Control in Maine

Problem Addressed: Spruce Budworm

Goal(s)/Objective(s): Study the effects of five treatment variations of Bacillus thuringiensis against the spruce budworm in Maine in 1979.

Key Findings: Report of the efficacy of the 'BT' formulations in reducing spruce budworm populations and providing foliage protection

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Bacillus thuringiensis Operation Project – Spruce Budworm Control in Maine 1978

Problem Addressed: Spruce Budworm in Maine

Goal(s)/Objective(s): Analyze use of Bacillus thuringiensis, formulated as Thuricide 16B, as insecticide against spruce budworm.

Key Findings: The "BT" treatment must be considered as successful since the treated forest appeared green and quite healthy.

Downloads: 1

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B.t. Budworm Spray is Innocuous to Aquatic Insects

Problem Addressed: Possible side effects with the use of Bacillus thuringiensis as insecticide against spruce budworm

Key Findings: Nobody has been able to detect mortality of aquatic insects during an operational B.t. budworm spray.

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An Evaluation of Bacillus Thuringiensis in Protecting Forests from Attack of the Spruce Budworm

Problem Addressed: Spruce Budworm

Goal(s)/Objective(s): Evaluate the efficacy of Bacillus thuringiensis and certain adjuvents in protecting the foliage of balsam fir and red spruce from attack of epidemic populations of the spruce budworm.

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An Assessment of Damage Caused by the Spruce Budworm on Spruce and Balsam Fir Trees in New Brunswick

Problem Addressed: Spruce budworm damage

Goal(s)/Objective(s): Assess sample pots on all ownerships in New Brunswick to determine the damage caused by spruce budworm

Key Findings: Damage to balsam fir was much greater than that of spruce and was highest on the small freehold ownership, especially in southern New Brunswick

Downloads: 1

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Forest Pests: Spruce Budworm Documents

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