The Spruce Budworm in Newfoundland in 1979 and Forecast for 1980
Goal(s)/Objective(s): Present data from surveys and studies of the spruce budworm development, larval population and egg-mass densities, parasitism, occurrence of disease, defoliation, tree condition and tree mortality in budworm infested stands throughout the Province
Key Findings: Results of the spray operation will be presented by representatives of the Provincial Department of Forest Resources and Lands and the Department of Consumer Affairs and Environment
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- Moody, B.H.
Canadian Forestry Service - Otvos, I.S.
Canadian Forestry Service - Clarke, L.J.
Canadian Forestry Service
In 1979 the Forest Insect and Disease Survey, Canadian Forestry Service, Newfoundland Forest Research Centre, conducted surveys and studies of the spruce budworm development, larval population and egg-mass densities, parasitism, occurrence of disease, defoliation, tree condition and tree mortality in budworm infested stands throughout the Province. Aircraft time and assistants during the surveys were provided by the Provincial Department of Forestry Resources and Lands. Data on areas of recent cutovers and volume estimates provided by provincial and industrial forest agencies were also incorporated into this report.
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