Degree Days - From a Brisk Week to a Balmy One

May 26, 2009


by Rich Pope, Corn and Soybean Initiative

Although the week of May 10 was seasonally cold; we made up most of that week's lost heat during the week of May 17.

 Accumulated degree days in Iowa from May 1 through May 25, 2009  

Corn planting is nearing completion across Iowa, and soybean planting is wrapping up in some regions as well.  

Corn fields should be monitored for black cutworm now, based on pheromone trap capture data.


Rich Pope is a program specialist with responsibilities with Integrated Pest Management. Pope can be contacted by email at or by calling 515-294-5899.


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