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Filtering by: Subject Ponderosa pine -- Diseases and pests -- Idaho Advisor Rudinsky, Julius A. Degree Level Doctoral

Certain factors affecting colonization of Ponderosa pine by Ips confusus (Leconte) (Coleoptera : Scolytidae)

Creator:

Pitman, Gary Boyd

Abstract:

The purpose of this study was to study in some detail host factors which influence the population dynamics of bark beetle. The dissertation objectives were to ascertain the applicability of utilizing osmotic pressure values and relative turgidity values of phloem tissue as indicators which reflect upon the physiological profile of...

Resource Type:

Dissertation

Full Text:

of ponderosa pine girdled for one month, one year and five years......, 127 17. Summary of the