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Grant Dewell
Extension Beef Veterinarian

515-294-2822
gdewell@iastate.edu

Articles by this author:

Act Now to Decrease Impact of Vitamin A Deficiency in Cattle

The 2012 drought and subsequent low quality hay supplies for winter feeding mean cows don’t have normal liver stores of vitamin A, and without supplementation cows will potentially be deficient in vitamin A. That can lead to a variety of calf health problems.

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Avoid Heat Stress in Cattle with Proper Planning

With continuing weather forecasts of temperatures in the mid- to upper 90s and heat index topping 100 degrees in Iowa, Iowa State University Extension and Outreach beef veterinarian Grant Dewell reminds beef cattle producers that properly preparing for these weather conditions is vital to maintaining herd health.

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Plan Ahead to Avoid Heat Stress in Cattle

Five steps cattle producers should follow during extremely hot days to maintain herd health.

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Calving Season Tips for Producers

Iowa State University Extension beef veterinarian Grant Dewell, shares five tips on helping calving season be as successful as possible for producers.

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