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Filtering by: Subject Ponderosa pine -- Diseases and pests -- Montana Creator Hopkins, A. D. (Andrew Delmar), 1857 1948 Rights Statement No Copyright - United States

The white-pine weevil

Creator:

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

Abstract:

The Bureau of Entomology has been conducting systematic and economic investigations of the weevils infesting the bark of the trunk and terminal shoots of conifers in the United States, the results of which will be published in the regular technical and popular bulletins ; but since these can not be...

Resource Type:

Technical Report

Full Text:

the regular technical and popular bulletins ; but since C b FIG. 1.—White-pine weevil (Pissocles
The Black Hills beetle

Creator:

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

Resource Type:

Technical Report

Full Text:

had found it in dying pine trees. This proved to be the Black Hills beetle, D. ponderosa, and was the
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:

of a pine weevil (Pissodes sp.), or the combined attacks of this insect, a root fungus disease, and a

ScholarsArchive@OSU

The white-pine weevil

The Black Hills beetle

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

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