Introduction and General Information

The FRAC-SBI (formerly DMI) working group was set up in 1982. The group meets annually to review monitoring data and to agree on use recommendations for SBI fungicides.

Go directly to FRAC-Recommendations for Resistance Management for SBI Fungicides.


Definitions - SBI-Fungicides

Overview on Sterol Biosynthesis Inhibitors

Code Group G1: Demethylation Inhibitors (DMIs, FRAC Code #3, SBI class I)

Code Group G2: Amines (FRAC Code #5, old SBI class II)

Code Group G3: Keto-reductase inhibitors (KRIs, FRAC Code #17, SBI Class III)

Code Group G4: Squalene-epoxidase inhibitors (FRAC Code #18, SBI class IV)

Resistance to SBI fungicides

Cross Resistance among SBI - fungicides

Contact

Dr. Juergen Derpmann
Chair

Bayer AG, Crop Science Division
Alfred-Nobel-Strasse 50,
Building 6240
D-40789 Monheim

juergen.derpmann@bayer.com