Index Catalog // ScholarsArchive@OSU

Start Over

Filtering by: Creator Pacific Southwest Forest and Range Experiment Station (Berkeley, Calif.) Resource Type Dissertation Subject Plant ecology

Vegetation changes of communities containing medusahead (Taeniatherum asperum (Sim.) Nevski) following herbicide, grazing, and mowing treatments

Creator:

Turner, Robert Bruce

Abstract:

Studies were conducted from 1962 to 1966 to investigate the effectiveness of several practices in manipulating medusahead (Taeniatherum asperum (Sim. ) Nevski) infested and/or dominated ecosystems by releasing competition in favor of perennial grasses. Several herbicide treatments were evaluated for selective control of medusahead and cheatgrass (Bromus tectorum L. )...

Resource Type:

Dissertation

Full Text:

! As a means of combating the medusahead problem, the Oregon Agricultural Experiment Station and the
Revegetation in the 1914-1915 devastated area of Lassen Volcanic National Park

Creator:

Bailey, Warren Hutchinson, 1914-

Abstract:

At the time of the eruptions of Lassen Peak in 1914-1915, an area of vegetation along the east slope of the mountain approximately 1 1/4 miles wide and four miles long was destroyed. Except for a few surviving trees, all vegetation was destroyed. A study of the revegetation of this...

Resource Type:

Dissertation

Full Text:

Forest Service lookout station. A trail existed and the mountain was often climbed by hikers
The gene-ecology of Crepis nana Richardson and Crepis elegans Hooker in Arctic and Alpine North America

Creator:

Legge, Allan Herbert, 1942-

Abstract:

A gene-ecological transplant study was made on populations of the Crepis nana and C. elegans complex from the Arctic and Alpine of North America. Transplants were collected from the Brooks Range, Eagle Summit, and Alaska Range in Alaska, the Rocky Mountains in Alberta, the Olympic Mountains in Washington, the Wallowa...

Resource Type:

Dissertation

Full Text:

North America. Transplants were collected from the Brooks Range, Eagle Summit, and Alaska Range in

ScholarsArchive@OSU

Vegetation changes of communities containing medusahead (Taeniatherum asperum (Sim.) Nevski) following herbicide, grazing, and mowing treatments

Revegetation in the 1914-1915 devastated area of Lassen Volcanic National Park

The gene-ecology of Crepis nana Richardson and Crepis elegans Hooker in Arctic and Alpine North America

Limit your search

Academic Affiliation

Advisor

Commencement Year

Committee Member

Creator

Date

Decade

Degree Field

Degree Level

Degree Name

Language

Non-Academic Affiliation

Peer Reviewed

Resource Type

Rights Statement

Subject

Search Constraints

Search Results

Limit your search