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Filtering by: Subject Douglas fir -- Thinning Conference Section/Track Mites and Sap Sucking Insects

Cooley spruce gall adelgid control in Douglas-fir Christmas tree plantations, Oregon, 1986

Creator:

Regan, Richard P. and Fisher, Glenn C.

Resource Type:

Conference Proceeding

Full Text:

-FIR: Pseudotsuga menziesii Cooley Spruce gall aphid / / AfCF Adelges cooleyi (Gilette) r. Regan, G