Ed Peachey

Horticulture Weeds
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Content by Ed Peachey

Soil Nitrate Testing for Willamette Valley Vegetable Production

A soil nitrate test measures the concentration of nitrate in the soil at a specific moment in time, including nitrate originating from organic inputs, fertilizer, and soil organic matter. This publication describes how to use in-season soil nitrate testing to adjust sidedress N fertilizer...

By Dan Sullivan, Ed Peachey, Aaron Heinrich, Linda Brewer, Nick Andrews | OSU Extension Catalog

Nutrient Management for Sustainable Vegetable Cropping Systems in Western Oregon

This publication reflects over 30 years of vegetable production research conducted in the Willamette Valley. It is divided into three main sections: sustainable soil health; soil testing and nutrient management; and nitrogen management. The appendix includes detailed information on the technical...

By Dan Sullivan, Ed Peachey, Aaron Heinrich, Linda Brewer | OSU Extension Catalog

Snap Bean—Western Oregon, Nutrient Management Guide

Provides nutrient management information and recommendations for bush snap beans grown in western Oregon for processing or fresh market. Includes descriptions of plant nutrient deficiency with color photos, and information on optimum application rates, timing, and placement.

By Dan Sullivan, Ed Peachey, Aaron Heinrich | OSU Extension Catalog

Integrated Clubroot Control Strategies of Brassicas: Nonchemical Control Strategies

Clubroot (causal organism, Plasmodiophora brassicae) is a major soilborne disease of brassica crops in the Willamette Valley. It’s incidence and severity is increasing due to a high demand for brassicas that has resulted in more land dedicated to growing these crops and to short rotations. This...

By Dan Sullivan, Alexandra Stone, Ed Peachey, Aaron Heinrich | OSU Extension Catalog

Winter Cutworm: A New Pest Threat in Oregon

Damage from winter cutworm (the common name for the larval stage of the large yellow underwing moth) is a growing concern. In 2015, large numbers of larvae were observed around homes, within golf courses, and in field crops located in Oregon and Washington. This publication highlights general...

By Ed Peachey, Jessica Green | OSU Extension Catalog

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