Centre county Pennsylvania, USA | That would be from 2003 to (but not including) 2010, a seven year stretch where US corn yield was above trendline yield. 2016 is the 4th year of the most recent stretch of above trendline corn yield. Attached chart shows 57 years of USDA US corn yield data, and it's trendline yield.
(US Total_yearly_corn_yield.jpg)
Attachments ---------------- US Total_yearly_corn_yield.jpg (57KB - 61 downloads)
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