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Filtering by: Subject Western white pine -- Diseases and pests -- Control Resource Type Undergraduate Thesis

The O. and C. Pine Survey and the financial analysis

Creator:

Simpson, Victor

Resource Type:

Undergraduate Thesis

Full Text:

disease can be controlled. This brings into the picture the valuable stands of Western White Pine and
Report on sanitation-salvage beetle control in the Ponderosa pine forests of the Pacific Northwest

Creator:

Johnson, Norman E.

Resource Type:

Undergraduate Thesis

Full Text:

, the western pine beetle shows a definite pref- . erence for over-snatu'e and weakened trees. It is