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Filtering by: Subject Fusarium solani -- Oregon -- Willamette River Valley Committee Member Sullivan, Dan Rights Statement In Copyright

Soil quality assessment of Willamette Valley soils and root colonization potential by arbuscular mycorrhizal fungi

Creator:

Allen, Natalie M.

Abstract:

Interest in measuring soil quality continues to increase worldwide in view of demands on land productivity and the necessity to preserve soil resources, yet identification of suitable indicators for soil quality assessment is still evolving. This study adapted 10 biological, physical, and chemical indicators of soil quality identified by the...

Resource Type:

Masters Thesis

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agricultural soils in the south Willamette Valley, Oregon, USA. Soil samples from 102 sites were tested for
Cover crop effects on root rot of sweet corn and soil properties

Creator:

Miyazoe, Mikio

Abstract:

Root rot of sweet corn in western Oregon and Washington is a significant disease that can reduce yield of intolerant cultivars of processed sweet corn by fifty percent. Root rot is caused by a complex of soilborne organisms, including Drechslera sp., Phoma terrestris, and Pythium arrhenomanes. Processors have adopted tolerant...

Resource Type:

Masters Thesis

Full Text:

production Processed sweet corn growers in Willamette Valley of Oregon experienced yield reductions in
Influence of cover crop residue management on soil moisture, vine growth, and productivity in a pre-production vineyard in the Willamette Valley

Creator:

Curtis, Morgan A.

Abstract:

The use of cover crops in young vineyards is not widely accepted in the Pacific Northwest due to concerns of water and nutrient competition between the cover crop and vines. The last 2 years of a 4-year study started in 2009 are reported here. The study evaluated the use of...

Resource Type:

Masters Thesis

Full Text:

Moisture, Vine Growth, and Productivity in a Pre-production Vineyard in the Willamette Valley AN ABSTRACT

ScholarsArchive@OSU

Soil quality assessment of Willamette Valley soils and root colonization potential by arbuscular mycorrhizal fungi

Cover crop effects on root rot of sweet corn and soil properties

Influence of cover crop residue management on soil moisture, vine growth, and productivity in a pre-production vineyard in the Willamette Valley

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