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Filtering by: Creator Hopkins, A. D. (Andrew Delmar), 1857 1948 Decade 1900-1909 Language English [eng]

Insect injuries to forest products

On the study of forest entomology in America

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

Insect injuries to hardwood forest trees

Insect enemies of forest reproduction

Notable depredations by forest insects

Insect enemies of the spruce in the Northeast : a popular account of results of specia...

Insect enemies of the pine in the Black Hills Forest Reserve : an account of results o...

Catalogue of exhibits of insect enemies of forests and forest products at the Louisian...

The Black Hills beetle