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Author Niwa, Christine Gail, author.

Title Monitoring western spruce budworm with pheromone-baited sticky traps to predict subsequent defoliation / Christine G. Niwa and David L. Overhulser.

Publication Info. Portland, Or. : United States Department of Agriculture, Forest Service, Pacific Northwest Research Station, [2015]
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Connect to https://permanent.fdlp.gov/gpo63348/pnw_rn571.pdf

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Location Call No. OPAC Message Status
 Axe Federal Documents Online  A 13.79:PNW-RN-571    ---  Available
Description 1 online resource (12 pages) : illustrations (chiefly color).
text txt rdacontent
computer c rdamedia
online resource cr rdacarrier
Series Research note ; PNW-571
Research note PNW ; 571.
Note Title from Web page (viewed on July 29, 2015).
Caption title.
"June, 2015."
Summary A detailed procedure is described for monitoring western spruce budworm with pheromone-baited sticky traps and interpreting the results to predict defoliation the following year. Information provided includes timing of the survey, how to obtain traps and baits, how many traps are needed, trap assembly, field placement of traps, and how to evaluate the catches.
Bibliography Includes bibliographical references (page 12).
Subject Western spruce budworm -- Monitoring.
Pheromone traps.
Defoliation -- Forecasting.
Added Author Overhulser, D. L. (David Lloyd), author.
Pacific Northwest Research Station (Portland, Or.), issuing body.
Other Form: Print version: Niwa, Christine Gail. Monitoring western spruce budworm with pheromone-baited sticky traps to predict subsequent defoliation. (OCoLC)916458841
Gpo Item No. 0083-B-46 (online)
Sudoc No. A 13.79:PNW-RN-571

 
    
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