Cornell Cooperative Extension is a key outreach system of Cornell University with a strong public mission and an extensive local presence that is responsive to needs to New York communities.

The Cornell Cooperative Extension educational system enables people to improve their lives and communities through partnerships that put experience and research knowledge to work. Extension in support of field crop production includes faculty and staff from several Cornell departments and sections.

    Our Experts

    Joseph Amsili
    Joseph Amsili

    Extension Associate (van Es Lab)

    School of Integrative Plant Science

    Soil and Crop Sciences Section

    Joseph Amsili
    • jpa28 [at] cornell.edu
    Gary Bergstrom
    Gary Bergstrom

    Professor

    School of Integrative Plant Science

    Plant Pathology and Plant-Microbe Biology Section

    Gary Bergstrom
    Integrated disease management of wheat, corn, soybeans, forage legumes
    Jerome Cherney
    Jerome Cherney

    E.V. Baker Professor of Agriculture

    School of Integrative Plant Science

    Soil and Crop Sciences Section

    Jerome Cherney
    Profitable management of forage crops
    Environmental sustainability
    Grass bioenergy
    Harold van Es
    Harold van Es

    Professor

    School of Integrative Plant Science

    Soil and Crop Sciences Section

    Harold van Es
    Soil health
    Precision nitrogen management (Adapt-N)
    Digital agriculture
    Profile picture of Quirine Ketterings
    Quirine Ketterings

    Professor

    Animal Science

    Quirine Ketterings
    profile photo of joe lawrence
    Joe Lawrence

    Dairy Forage Systems Specialist

    PRO-DAIRY

    Joe Lawrence
    louis longchamps
    Louis Longchamps

    Assistant Professor

    School of Integrative Plant Science

    Soil and Crop Sciences Section

    Louis Longchamps
    • ll928 [at] cornell.edu
    Farm data management
    Farmer-centric on-farm experimentation
    Precision agriculture
    bob schindelbeck pouring liquid in soil health demo
    Robert Schindelbeck

    Extension Associate and Director of the Soil Health Lab

    School of Integrative Plant Science

    Robert Schindelbeck
    • rrs3 [at] cornell.edu
    Headshot of Margaret Smith
    Margaret Smith

    Associate Dean and Director

    Cornell AES

    Professor

    School of Integrative Plant Science

    Plant Breeding and Genetics Section

    Professor

    Department of Global Development

    Margaret Smith
    Maize breeding and genomics
    Abiotic stress tolerance
    Insect and disease resistance
    portrait of Ken Wise
    Ken Wise

    Senior Extension Associate

    NYS Integrated Pest Management

    Ken Wise

    What's cropping up?