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Preliminary report on the insect enemies of forests in the Northwest : an account of the results gained from a reconnaissance trip made in the spring and early summer of 1899

Creator:: Hopkins, A. D. (Andrew Delmar), 1857-1948 and United States. Division of Entomology
Resource Type:: Technical Report
Full Text:: , DIVISION OF ENTOMOLOGY. PRELIMINARY REPORT ON THE SECT EN EllIIES OF FORESTS IN THE NORTHWEST. AN

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

Creator:: Hopkins, A. D. (Andrew Delmar), 1857-1948 and United States. Division of Entomology
Resource Type:: Technical Report
Full Text:: be reserved for a special report on this phase of the subject. It is hoped that this popular

Insect enemies of the pine in the Black Hills Forest Reserve : an account of results of special investigations, with recommendations for preventing losses

Creator:: Hopkins, A. D. (Andrew Delmar), 1857-1948 and United States. Division of Entomology
Resource Type:: Technical Report
Full Text:: RESERVE. AN ACCOUNT OF RESULTS OF SPECIAL INVESTIGATIONS, WITH RECOMMENDATIONS FOR PREVENTING LOSSES

On the study of forest entomology in America

Creator:: Hopkins, A. D. (Andrew Delmar), 1857-1948 and United States. Division of Entomology
Resource Type:: Conference Proceeding
Full Text:: characteristics and special lines of thought and work of the authors: First. The Outlook of Applied Entomology

Powder-post injury to seasoned wood products

Creator:: Hopkins, A. D. (Andrew Delmar), 1857-1948 and United States. Division of Entomology
Abstract:: The so-called powder-post injury to seasoned wood has attracted much attention in America, and especially in Europe for centuries, and has been the subject of published articles in many languages. This peculiar injury seems to be on the increase in the United States and numerous requests from a number of...
Resource Type:: Technical Report
Full Text:: investigations are now being made with a view to publishing a special .bulletin giving detailed information. It

Catalogue of exhibits of insect enemies of forests and forest products at the Louisiana Purchase Exposition, St. Louis, Mo., 1904

Creator:: Hopkins, A. D. (Andrew Delmar), 1857-1948 and United States. Division of Entomology
Resource Type:: Technical Report
Full Text:: .—Insect enemies of forests in general 27 Section III.—Special investigations 43 Section IV

Terms used in forestry and logging

Creator:: Society of American Foresters
Resource Type:: Technical Report
Full Text:: President under section 24 of the act of March 3, 1891, or created by special act of Congress, and

The Black Hills beetle

Creator:: Hopkins, A. D. (Andrew Delmar), 1857-1948 and United States. Bureau of Entomology
Resource Type:: Technical Report
Full Text:: manuscript of the report of Dr. A. D. Hopkins, of this Bureau, on an investigation of the Black Hills beetle

Black check in western hemlock

Creator:: Hopkins, A. D. (Andrew Delmar), 1857-1948 and United States. Bureau of Entomology
Resource Type:: Technical Report
Full Text:: OF ENTOMOLOGY, L. 0. HOWARD, Entomologist. BLACK CHECK IN WESTERN HEMLOCK. By H. E. BURKE, Special

Some insects injurious to forests. pt. I, The locust borer

Creator:: Hopkins, A. D. (Andrew Delmar), 1857-1948 and United States. Bureau of Entomology
Resource Type:: Technical Report
Full Text:: in newspapers, journals, and special publications which have been called forth by the proposed

ScholarsArchive@OSU

Preliminary report on the insect enemies of forests in the Northwest : an account of the results gained from a reconnaissance trip made in the spring and early summer of 1899

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

Insect enemies of the pine in the Black Hills Forest Reserve : an account of results of special investigations, with recommendations for preventing losses

On the study of forest entomology in America

Powder-post injury to seasoned wood products

Catalogue of exhibits of insect enemies of forests and forest products at the Louisiana Purchase Exposition, St. Louis, Mo., 1904

Terms used in forestry and logging

The Black Hills beetle

Black check in western hemlock

Some insects injurious to forests. pt. I, The locust borer

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