U. S. DEPARTMENT OF AGRICULTURE,

BUREAU OF ENTOMOLOGY-BULLETIN No. 58, Part V.

L. O. HOWARD, Entomologist and Chief of Bureau.

SOME INSECTS INJURIOUS TO FORESTS.

INSECT DEPREDATIONS IN NORTH
AMERICAN FORESTS

AND PRACTICAL METHODS OF PREVENTION
AND CONTROL.

Jai

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BUREAU OF ENTOMOLOGY.a

L. O. HOWARD, Entomologist and Chief of Bureau.

(L. MARLATT, Assistant Entomologist and Acting Chief in Absence of Chief. R. S. CLIFTON, Executive Assistant.

CHAS. J. GILLISS, Chief Clerk.

F. H. CHITTENDEN, in charge of truck crop and stored product insect investigations.
A. D. HOPKINS, in charge of forest insect investigations.

W. D. HUNTER, in charge of southern field crop insect investigations.
F. M. WEBSTER, in charge of cereal and forage insect investigations.

A. L. QUAINTANCE, in charge of deciduous fruit insect investigations.
E. F. PHILLIPS, in charge of bee culture.

D. M. ROGERS, in charge of preventing spread of moths, field work.
ROLLA P. CURRIE, in charge of editorial work.

MABEL COLCORD, librarian.

FOREST INSECT INVESTIGATIONS.

A. D. HOPKINS, in charge.

H. E. BURKE, J. L. WEBB, JOSEF BRUNNER, S. A. ROHWER, T. E. SNYDER, W. N DOVENER, agents and experts.

MARY E. FAUNCE, preparator.

WILLIAM MIDDLETON, student assistant.

W. D. EDMONSTON, forest ranger, detailed from Forest Service.

a Organization of the Bureau on November 1, 1909.

II