Judy Kowalski

IR-4 Program

The Interregional Research Project No. 4, commonly known as IR-4, is a federally funded program that helps growers of ornamental horticulture crops find safe and effective pest management tools. The IR-4 Program is a unique partnership between the USDA and land grant universities, such as OSU. 

Browse Extension's resources

Contact us

Phone:

Visit us

Was this page helpful?