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Filtering by: Subject Douglas fir -- Fertilizers Committee Member Hibbs, David Committee Member Fletcher, Rick

Pruning young Douglas-fir (Pseudotsuga menziesii [mirb.] Franco) in a western Oregon agroforestry setting : changes in tree water relations and effects on forage production

Creator:

Withrow-Robinson, Bradford A.

Abstract:

There is renewed interest in agroforestry as a management strategy for marginal agricultural lands in western Oregon. Silvopastoral systems combine tree and forage production, which involve crops and practices familiar to the area. The objective of this study was to determine how management influences the physiology and ecological interactions of...

Resource Type:

Masters Thesis
Stand development after 20-years of growth in Douglas-fir and red alder mixtures

Creator:

Garrelts, Brennan T.

Abstract:

This study examines the long-term role of interference on stand development of Douglas-fir (Pseudotsuga menziesii [Mirb.] Franco) and red alder (Alnus rubra Bong.) planted mixtures in the Central Cascades of Oregon, USA. The two species are common associates in naturally regenerated and planted conifer stands in the Pacific Northwest. Due...

Resource Type:

Masters Thesis

Full Text:

June 13, 2008. Title: Stand Development after 20-years of Growth in Douglas-fir and Red Alder