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Filtering by: Degree Field Forest Science Subject Forests and forestry -- Oregon

Effects of weed control on vegetation dynamics in Pacific Northwest conifer plantations

Creator:

Chen, Fen-Hui

Abstract:

Weed control in Pacific Northwest forests has been criticized for its potential impact on biodiversity. Changes were evaluated in conifer growth, diversity of vegetation in situ and of recruiting plants through different regeneration mechanisms after applying temporally-varied weed control by herbicide treatments based on the critical period concept. Conifer size...

Resource Type:

Dissertation
Development, fire history and current and past growth, of old-growth and young-growth forest stands in the Cascade, Siskiyou and mid-coast mountains of southwestern Oregon

Creator:

Sensenig, Thomas S.

Abstract:

I evaluated fire occurrence, growth and recruitment and determined the fire history of 21 old and 20 young 8ha stands in Cascade, Siskiyou and mid-Coast mixed conifer and evergreen forests in southwestern Oregon. The rates and patterns of growth were measured and analyzed on 1,079 old-growth and 2,111 young stand...

Resource Type:

Dissertation