Insect enemies of the spruce in the Northeast : a popular account of results of special investigations, with recommendations for preventing losses

Hopkins, A. D. (Andrew Delmar), 1857-1948; United States. Division of Entomology

Name: insect enemies of the spruce in the northeast [ocr].pdf

Size: 43.33Mb

Format: PDF

Date: 1901

Subject: Spruce -- Diseases and pests -- Northeastern States
Insect pests -- Northeastern States
Forest insects -- Northeastern States

This item appears in the following Collection(s)

U.S. Forest Service Research Legacy
Early reports of research findings from U. S. Forest Service Research Stations.