Influence of Targeted Harvesting and Insecticide Protection on vulnerability of Red Spruce and Balsam Fir to Spruce Budworm Damage in Maine — A Five-Year Reassessment of Two Green Woods Project Demonstration Areas.

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Comments on 1979’s spruce budworm protection management in Maine

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Letter to the Governor of the State of Maine; from William H. Drury, Faculty Member in Biology, College of the Atlantic

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A, CHEMICAL RESIDUE SURVEY IN RELATION TO THE 1982 SPRUCE BUDWORM SPRAY PROGRAM IN NEW BRUNSWICK (Canada)

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Decline and mortality of black spruce caused by spruce budworm defoliation and secondary organisms

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Chemical Control of the Jack-Pine and Spruce Budworms with Ground Application Equipment in Manitoba

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Aerial Survey of Dying Balsam Fir in Northern Ontario Using an Operation Recorder

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Aerial Volume Table for estimating Cubic Foot Losses of White Spruce and Balsam Fir In Minnesota

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Aircraft Calibration and Physical Characterization of Orthene and Two Biological Insecticides

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An Aerial Survey of Spruce and Fir Volume Killed by the Spruce Budworm in Northern Minnesota

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