Integrated Crop Management News

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The USDA/NASS released the first 2012 corn yield forecast on August 10. The current Iowa corn yield forecast is for 141 bu/acre, down from both last year’s 172, and the 30-year trend line value of 180(Figure 1). The August forecast for Iowa yield is 22 percent below trend line; that of the U.S., 123, is 23 percent below trend line.

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Iowa State University



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20120810-ElmoreR-August10Corn-Figure1.pdf (109 kB)
Figure 1. 30-year Corn Yield Trends, with August 2012 Yield Forecasts.

20120810-ElmoreR-August10Corn-Figure2.pdf (203 kB)
Figure 2. Historical Track Record for August Forecast Corn Yields and Final Yields. Iowa, 1963-2011.




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