www.usask.ca Fungicide application at flowering provides effective control of stripe rust in wheat in western Canada. 2 nd International Wheat Stripe Rust Symposium, Izmir, Turkey, 2014 Hadley Kutcher and Jianfeng Liu Crop Development Centre, University of Saskatchewan, Saskatoon, Saskatchewan, Canada
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www.usask.ca
Fungicide application at flowering provides effective control of stripe rust in wheat in western Canada. 2nd International Wheat Stripe Rust Symposium, Izmir, Turkey, 2014Hadley Kutcher and Jianfeng LiuCrop Development Centre, University of Saskatchewan, Saskatoon, Saskatchewan, Canada
www.usask.ca
www.usask.ca
Stripe rust on winter wheat
Stripe rust pustules on seedling winter wheat leaf, October 2010, Saskatchewan
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Saskatchewan stripe rust survey 2013
Saskatoon
Regina
Prince Albert
Severe (infected leaf area 40 - 90%)
Moderate (10 - 20%)
Light (4 - 9%)
Trace (1-3%)
No stripe rust found
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Stripe rust• In 2011, yield losses in
western Canada on:S varieties: up to 35%, I varieties: up to 20%R varieties: up to 10%
R varieties - Lillian; many durum varieties
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• Not necessary if growing a resistant cultivar
• Goal is to protect the flag and penultimate leaves
• Application timing is unknown• Very high rate of disease increase