Spruce Budworm Defoliation is Reducing Most by Commercial Clear Cutting

Harold O. Batzer

Treesearch

Spruce Budworm Defoliation is Reducing Most by Commercial Clear Cutting

Informally Refereed

Authors:

Harold O. Batzer

Year:

1967

Type:

Research Note

Station:

Northern Research Station

Source:

Research Note NC-36. St. Paul, MN: U.S. Dept. of Agriculture, Forest Service, North Central Forest Experiment Station

Download (PDF 1.30 MB)

Download (PDF 1.30 MB): https://research.fs.usda.gov/download/treesearch/11090.pdf

Abstract

A pilot study in three northern Minnesota spruce-fir stands showed that as cutting intensity increased, defoliation by the spruce budworm decreased. Commercial clear cutting reduced defoliation most.

Keywords

budworm, clear cutting, spruce-fir

Citation

Batzer, Harold O. 1967. Spruce Budworm Defoliation is Reducing Most by Commercial Clear Cutting. Research Note NC-36. St. Paul, MN: U.S. Dept. of Agriculture, Forest Service, North Central Forest Experiment Station