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Filtering by: Committee Member Cohen, Warren B. Degree Field Botany and Plant Pathology

Lichen communities and caribou habitat in Denali National Park and Preserve, Alaska, USA

Creator:

Nelson, Peter R.

Abstract:

Lichens play many important roles in subarctic terrestrial ecosystems by fixing nitrogen, colonizing rock and gravel, stabilizing otherwise bare soil, adding significantly to vegetation biodiversity and serving as the primary food for caribou in the winter. In these chapters, I analyzed lichen community and ecological trait structure along environmental gradients,...

Resource Type:

Dissertation

Full Text:

. ............................................141 8 9 Figure B: Estimated probability of caribou occurrence as a function of elevation
Interrelationship of wheat cultivar mixtures, stripe rust and yield

Creator:

Akanda, Shamsul I.

Resource Type:

Dissertation

Full Text:

special note of thanks goes to my committee members Kenneth B. Johnson, Mary L. Powelson, Warren E