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Monitoring western spruce budworm with pheromone-baited sticky traps to predict subsequent defoliation /

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Bibliographic Details
Main Authors: Niwa, Christine G. (Christine Gail) (Author), Overhulser, D. L. (David Lloyd) (Author)
Format: Government Document eBook
Language:English
Published: Portland, Or. : United States Department of Agriculture, Pacific Northwest Research Station, [2015]
Series:Research note PNW ; 571.
Subjects:
Western spruce budworm > Monitoring.
Pheromone traps.
Defoliation > Forecasting.
Online Access:http://www.fs.fed.us/pnw/pubs/pnw_rn571.pdf
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