Hopkins, A. D.

The poplar tent maker (Melalopha inclusa Huebn.)

Brief information on injury to spruce and fir by the spruce bud-worm

Technical papers on miscellaneous forest insects

The dying hickory trees on Long Island, New York, caused by the hickory barkbeetle

Insects in their relation to the reduction of future supplies of timber, and general principles of control

Brief information on insect damage to rough and finished seasoned forest products in yards, storehouses and use and its control

Brief information on the red spider and its control

The European elm scale (Gossyparia spuria (Modeer))

Scale insects on shade trees and shrubs and remedies for them

Insect injuries to the wood of living trees

Insect injuries to the wood of dying and dead trees

Some of the principal insect enemies of coniferous forests in the United States

Brief information on prevention of insect injuries to crude forest products

Information on the habits of the hickory barkbeetle and methods of controlling it

Brief information on rose chafer and its control

The dying hickory trees on Long Island, New York

Brief information on locust borer and its control

Insect injuries to forest products

Brief information on scale insects on shade tree and hardy ornamentals and remedies employed against them

Brief information on rose slugs and their control

Brief information on insect damage to manufactured unseasoned forest products and its prevention

Damage to the wood of fire-killed Douglas fir, and methods of preventing losses, in western Washington and Oregon

Preliminary report on the insect enemies of forests in the Northwest

Classification of the Cryphalinae with descriptions of new genera and species

Brief information on the pine bark louse or red spruce twig gall-louse and methods of control

The dying hickory trees

Brief information on the fall canker worm and its control on forest and shade trees

Brief information on cottony maple scale and its control

Brief information on kerosene emulsion

Brief information on pine leaf scale and its control

Brief information on hickory gall insects and their control

Insect enemies of the pine in the Black Hills Forest Reserve

Brief information on poplar borer and its control

Practical information on the scolytid beetles of North American forests

Brief information on scale insect remedies

The elm leaf beetle and its control

The question of quarantine against pinhole borers

The dying hickory and oak trees on Long Island, New York

Insects which kill forest trees

Brief information on bronze birch borer and its control

Destruction of spruce and hemlock by the western hemlock looper

The Black Hills beetle

Directions for packing and shipment of specimens of insects and their work

Locust leaf-miner, cause of the brown appearance of the locust leaves and the remedy