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Filtering by: Decade 1960-1969 Degree Field Botany and Plant Pathology Resource Type Masters Thesis Rights Statement In Copyright

Some cytological aspects of streak mottle virus in Lilium speciosum Thunberg

Creator:

Elser, John Elmore

Abstract:

Cultivated lilies include many garden varieties in addition to the Easter lily, Lilium longiflorum Thunb. A popular member of the garden group is Lilium speciosum Thunb., whose leaves can be discolored by a virus symptom described as streak mottle. This disorder is characterized by dashes of chlorotic tissue interspersed with...

Resource Type:

Masters Thesis
Fungi associated with Douglas-fir seed during cone development, seed processing, and storage

Creator:

Gordon, Lewin Roland

Abstract:

The Pacific Coast form of Douglas-fir in natural forest succession is an intermediate species thriving in the Coast Range and Cascade Mountains of the Pacific Northwest. This species constitutes 26 percent of the standing timber in the United States, and 24 percent of the nation's annual timber harvest. Characteristics of...

Resource Type:

Masters Thesis