Cartographic History of Spruce Budworm Defoliation 1967 to 1981 in Eastern North America

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History of Recent Infestations of the Spruce Budworm in Northwestern Onatrio

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Spruce Budworm in Maine in 1973

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Spruce Budworm in Maine in 1971

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Spruce Budworm in Maine in 1959

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Spruce Budworm in Maine in 1967

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Environmental Monitoring Reports 1978 – Maine Cooperative Spruce Budworm Suppression Project

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6th Annual Eastern Spruce Budworm Research Work Conference

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A Report of Spruce Budworm Study in Maine, 1973-1974

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Spruce Budworm in Maine: The 1979 Cooperative Spruce Budworm Suppression Project

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