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Filtering by: Subject Western white pine -- Diseases and pests -- Control Decade 1900-1909

Some insects injurious to forests. pt. II, The western pine-destroying barkbeetle

Creator:

Webb, J. L. (Jesse Lee), 1878-1942 and United States. Bureau of Entomology

Resource Type:

Technical Report

Full Text:

Death of the pine caused by the western pine-destroying barkbeetle 18 Character of the insect and