Table of Contents

Table 2.5-10. Fungicide efficacy for wheat disease control based on application at threshold level.
Product Fungicide(s)
Rate/A
Growth Stage Limit1 Powdery mildew Stagonospora Leaf/Glume
Blotch
Tan spot Leaf Rust
Information based on data compiled by NCR-184 committee for small grain diseases
  1. Latest growth stage of crop when fungicide can still be applied according to federal label
  2. Greater number of “+” symbols indicates a greater relative efficacy
  3. The symbol (+) indicates a greater efficacy at higher application rates
Tilt 3.6 EC Propiconazole 41.8%
4 fl oz
Flag leaf emergence +++3 +++ +++ +++
PropiMax 3.6 EC Propiconazole 41.8%
4 fl oz
Flag leaf emergence +++ +++ +++ +++
Quadris 2.08 SC Azoxystrobin 22.9%
6.2 - 10.8 fl oz
Heading +(+)2 +++ ++++ ++++
Quilt 200 SC Azoxystrobin 7.0%
Propiconazole 11.7%
14 fl oz
Flag leaf emergence +++ +++ +++ +++
Stratego 250 EC Propiconazole 11.4%
Trifloxsytrobin 11.4%
10 fl oz
Flag leaf emergence ++ +++ +++ ++
Headline 2.09 EC Pyraclostrobin 23.6%
6.0 - 9.0 fl oz
Heading ++ +++ ++++ ++++