Edward Zaworski

Edward R. Zaworski is a plant diagnostician in the Iowa State University Plant and Insect Diagnostic Clinic. He earned his master's degree in plant pathology in 2010, with a focus on field crop diseases.

Edward Zaworski
August 9, 2019 3:57 PM

This past week there have been numerous new reports of tar spot within the Midwest, including Iowa (Figure 1). For updates maps, please visit https://corn.ipmpipe.org/tarspot/

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Plant Diseases
July 7, 2016 11:24 AM

Since the last clinic update (6/17/2016), we are starting to transition from seedling diseases to foliar diseases. There is quite a bit of concern from clients about getting an early jump on foliar diseases, in order to plan for foliar fungicide applications. Similarly to the last blog, a...

Plant Diseases
June 17, 2016 1:30 PM

So far, this growing season has been relatively quiet on the crop disease front, likely due to the mild weather this spring has brought us. In its place we have seen quite a bit of concern with herbicide injury. Where diseases are concerned, here is what we have encountered so far in the...

Plant Diseases