Nicole Anderson

Associate Professor

Office Phone
503-434-8912
Location
North Willamette Research and Extension Center
Polk County Extension
Washington County Extension
Yamhill County Extension

Contact Nicole Anderson

Content by Nicole Anderson

Endophyte Toxins in Grass and Other Feed Sources: Risks to Livestock

OSU Extension Catalog

Endophyte Toxins in Grass and Other Feed Sources: Risks to Livestock

Many varieties of tall fescue and perennial ryegrass are infected with a fungal endophyte. Endophytes produce bioactive compounds that, while beneficial to the host plants, can be toxic to livestock that consume them. This publication explains what an endophyte is, describes livestock health...

By Nicole Anderson, Gene Pirelli

Tall Fescue Grown for Seed: A Nutrient Management Guide for Western Oregon

OSU Extension Catalog

Tall Fescue Grown for Seed: A Nutrient Management Guide for Western Oregon

This guide covers key nutrient management topics related to tall fescue grown for seed in western Oregon. Crop growth and timing of nutrient uptake is covered. Specific recommendations for nitrogen, phosphorous, potassium, sulfur, and soil pH provided. A number of appendices address micronutrients,...

By Nicole Anderson

Perennial Ryegrass Grown For Seed (Western Oregon) Nutrient Management Guide

OSU Extension Catalog

Perennial Ryegrass Grown For Seed (Western Oregon) Nutrient Management Guide

This guide provides nutrient and lime recommendations for establishment of turf and forage perennial ryegrass grown for seed in western Oregon. Healthy plants with adequate root systems are required to obtain the greatest return from your fertilizer investment. The nutrient recommendations in this...

By Nicole Anderson, Cynthia Ocamb

Using Seed Moisture as a Harvest Management Tool

OSU Extension Catalog

Using Seed Moisture as a Harvest Management Tool

This video demonstrates how to sample for seed moisture content in grass seed crops. The video is a companion to OSU Extension publication EM 9012.

By Nicole Anderson, Tom Silberstein

Soil Acidity in Oregon: Understanding and Using Concepts for Crop Production

OSU Extension Catalog

Soil Acidity in Oregon: Understanding and Using Concepts for Crop Production

Soil acidity, expressed by low soil pH, causes reduced crop growth and significant economic loss. It is the most commonly overlooked and poorly understood yield-limiting factor in western Oregon and a developing concern in eastern Oregon. This publication describes the concept of soil acidity and...

By Nicole Anderson, Andy Hulting, Dan Sullivan

Applying Lime to Raise Soil pH for Crop Production (Western Oregon)

OSU Extension Catalog

Applying Lime to Raise Soil pH for Crop Production (Western Oregon)

This publication describes how to estimate lime application rate and lists criteria for choosing liming materials (source), lime application method (placement), and how often to apply lime (frequency).

By Nicole Anderson, Gene Pirelli, Dan Sullivan