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Filtering by: Subject Grasses -- Oregon -- Fertilizers Committee Member Mallory-Smith, Carol

Hare barley (Hordeum murinum ssp. leporinum) biology and management in cool season perennial grass pastures of western Oregon

Creator:

Haavisto, Jessica Lee

Abstract:

Hare barley (Hordeum murinum ssp. leporinum) is a cool season annual grass that invades pastures and range areas around the world. A documented weed management issue in several Oregon counties, hare barley may infest several thousand acres in western Oregon. This study was conducted to investigate the biology and develop...

Resource Type:

Masters Thesis

Full Text:

Grass Pastures of Western Oregon. Abstract approved
Control of Lepidium latifolium and restoration of native grasses

Creator:

Laws, Margaret S.

Abstract:

Lepidium latifolium L. (perennial pepperweed, LEPLA) is an exotic invader throughout western North America. At Malheur National Wildlife Refuge (MNWR) in southeast Oregon, it has invaded about 10% of meadow habitats that are important for wildlife. This study's objective was to determine the most effective and least environmentally harmful treatment...

Resource Type:

Masters Thesis

Full Text:

Refuge (MNWR) in southeast Oregon, it has invaded about 10% of meadow habitats that are important for
Trinexapac-ethyl and open-field burning in creeping red fescue (Festuca rubra L.) seed production in the Willamette Valley

Creator:

Zapiola, Maria Luz

Abstract:

Open-field burning has been an effective, economical, and widespread method of post-harvest residue management in creeping red fescue seed production in the Willamette Valley since the late 1940s. However, the use of field burning has been legislatively restricted due to air quality and safety issues. The foliar-applied plant growth regulator...

Resource Type:

Masters Thesis

Full Text:

Valley by Maria Luz Zapiola A THESIS submitted to Oregon State University in partial fulfillment of