Basics
Symptoms
Scouting
Agronomic impact
Risk assessment
Management
Links to state resources




Your soybean checkoff.
Delivering Results.

Phytophthora - Links to state extension resources

Illinois VIPS - Illinois variety trials - choose Phytophthora under "Illinois Variety Comparison Center" and "Disease Display Option".
Indiana

Purdue soybean variety trials

Iowa

Phytophthora Root and Stem Rot of Soybeans (pdf format)
Iowa Soybean Performance Tests

Kansas Kansas Soybean Variety Trials
Michigan Michigan State University Variety Trials
Minnesota

Minnesota Crop Diseases - Phytophthora Root and Stem Rot

Minnesota State Variety Trials

Missouri  
Nebraska

Management of Phytophthora Diseases of Soybeans (also in PDF)

Seed treatment fungicides for soybeans

North Dakota

North Dakota State University Soybean Variety Trials

Ohio

Phytophthora Damping Off and Root Rot of Soybean - full-color fact sheet

Ohio Soybean Performance Trials

Ontario, Canada

Soybeans: Phytophthora Root Rot - Agronomy Guide

Ontario Soybean Variety Trials

South Dakota

Phytopthora Root and Stem Rot - printable color fact sheet

South Dakota State University Variety Trials

Wisconsin

Phytophthora Stem and Root Rot webpage

Soybean Variety Trials searchable database