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Filtering by: Creator Datin, Peter L. Committee Member McEvoy, Peter Degree Field Botany and Plant Pathology

Effects of intercropping beans with maize on angular leaf spot and rust of beans

Creator:

Boudreau, Mark Alan, 1958-

Abstract:

Experiments were performed to determine the nature of maize influence on bean disease in additive-type intercrops. Overall effects of intercrops on angular leaf spot (caused by Phaeoisariopsis griseola) in Kenya indicated >23% reductions (P<0.05) in area under the disease progress curve (AUDPC) in two of three season-site combinations. Fertilization tended...

Resource Type:

Dissertation

Full Text:

Johnson, who also provided the greater part of my "teacher's training;" Peter McEvoy, for his ecological
Effects of single and multiple stressors on communities of wheat and wild oats

Creator:

Pfleeger, Thomas G.

Abstract:

Most plant toxicology tests developed in support of environmental laws use a single stress applied to an individual plant. While tests using individual species or stresses require fewer resources and are easier to interpret, they are under increasing criticism for being unrealistic and missing important ecological interactions. The objective of...

Resource Type:

Dissertation

Full Text:

work was entirely supported by the U.S. Environmental Protection Agency. Tom Murphy, Peter Beedlow
The spatial distribution of wood-nesting ants in the central Coast Range of Oregon

Creator:

Nielsen, Gary R. (Gary Richard), 1956-

Resource Type:

Dissertation

Full Text:

. Dr. Peter McEvoy provided valuable insect ecology information; Dr. Everett Hansen and Dr. Kermit