The Office of Indiana State Chemist is temporarily located in AGAD (615 W. State Street, Room 18, West Lafayette, IN 47907).
Visitor paid parking is available in the Harrison Street Garage.
Our mailing address remains the same (175 S. University Street, West Lafayette, IN 47907-2063).

Microorganisms
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Microorganisms




To register materials containing microbials and those used for promoting plant growth, please follow the instructions below:

  1. If your product contains N-P-K or micronutrients, please contact our Fertilizer Section:

    Lisa Mermoud
    Telephone: 765-494-1548
    E-mail: lmermoud@purdue.edu

  2. If your product does NOT contain fertilizer materials, please complete and submit the following registration form, along with payment:

    Registration of Cultures of Microorganisms or Materials Used for Promoting Plant Growth (pdf, 163kb)