Aerial Spraying Program Against the Spruce Budworm in Quebec for 1979 and Forecast for 1980
Problem Addressed: 1979 Aerial Spraying Against Spruce Budworm in Quebec and Forecast for 1980.
Key Findings: Spray program gave satisfactory results over 96% of the treated area; the application was done late but the populations were not very high (11 larvae/45cm branch and the delay had no bad consequence.
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