Several small grain diseases are being detected in Minnesota and North Dakota by their respective crop surveys. The maps are composite images made from the survey results and should provide a general view of where problems were observed. With little improvement in the weather, conditions continue to be favorable for further infection. Conditions are also making field surveys difficult.

    Leaf Rust Incidence

    Tan spot incidence    

The North Dakota Ag Weather Network has the Small Grain Disease Forecasting Model up and running. Minnesota growers can access weather information and disease forecast conditions for these in-state locations: Eldred, Greenbush, Humboldt, Mavie, Perley, Roseau, Sabin, Stephen, and Warren. Access the model at:

http://www.ag.ndsu.nodak.edu/cropdisease/cropdisease.htm  

The Minnesota Crop Survey can be accessed at:

http://www.mda.state.mn.us/pestsurvey/PestReports/PestReport.html

Phillip Glogoza
Regional Extension Educator—Crops