The spruce budworm and aerial forest spraying
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Spruce Budworm Publications (1984)
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[mrp_rating_result no_rating_results_text="No ratings yet" before_count="(" after_count=" ratings)"]First Farm Credit District Timber Study Report
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[mrp_rating_result no_rating_results_text="No ratings yet" before_count="(" after_count=" ratings)"]Forest management as a measure for controlling the spruce budworm
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[mrp_rating_result no_rating_results_text="No ratings yet" before_count="(" after_count=" ratings)"]Spruce Budworm Control Maine Timberland Owners Committee
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[mrp_rating_result no_rating_results_text="No ratings yet" before_count="(" after_count=" ratings)"]Instructions for the Measurement of the Maine Spruce Budworm Cooperative Study Plots
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[mrp_rating_result no_rating_results_text="No ratings yet" before_count="(" after_count=" ratings)"]Silviculture Notes: F-Y-51. Regional Silviculture
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[mrp_rating_result no_rating_results_text="No ratings yet" before_count="(" after_count=" ratings)"]Foundations of Silviculture
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[mrp_rating_result no_rating_results_text="No ratings yet" before_count="(" after_count=" ratings)"]Spruce Budworm Survey of Adirondack and Catskill Regions New York
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[mrp_rating_result no_rating_results_text="No ratings yet" before_count="(" after_count=" ratings)"]Reminiscenses: Fifty Years in Forestry in Maine
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