Wheat disease management resources available on-line

Editor’s note: This article is from the archives of the MSU Crop Advisory Team Alerts. Check the label of any pesticide referenced to ensure your use is included.

Go to www.ipm.msu.edu/fieldcrops.htm to view or download updated MSU bulletins on foliar wheat diseases and fusarium head blight. You can also click on a link to get a table with current fungicide efficacy ratings for powdery mildew, Stagonospora leaf/glume blotch, septoria leaf blotch, tan spot, stripe rust, leaf rust and head scab. Portions of the MSU wheat variety trial results in graphic form can be accessed from this site. Sets of bar graphs show ratings at a glance for leaf rust, powdery mildew, leaf blotch, fusarium head blight, winter injury and sprouting. Separate bar graphs are arranged to show comparative 2008 disease ratings for red wheat varieties and white varieties.

You can visit the Enviro-weather site to learn more about the Penn State and Don Cast models for fusarium head blight. Once you get to Enviro-weather’s site, select the nearest weather station near you from the locations indicated on the map (yellow dots). Click on the yellow dot, and then bookmark the location to be able to get back to it quickly for future visits. Under “Special Tools for:”

  • Select Field crops.
  • The next menu you will see has a heading for “Diseases.” The choices are:
  1. “Fusarium head blight (scab) model” from Penn State University which will take you directly to the Penn State Model website for forecasting the risk of epidemic conditions for fusarium head blight.
  2. “Using the PSU fusarium head blight risk model in Michigan.” This link brings up a step-by-step guide to using the model and fusarium head blight model frequently asked questions.
  3. A link to the Ontario Weather Innovations Incorporated “DONCast model” for predicting vomitoxin levels in wheat.

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