Spread of Soybean Rust in the U.S. in 2005, 2006, 2007, and 2008

This animation depicts counties with confirmed observations of soybean rust infections in soybean and/or Kudzu for 2005, 2006, 2007 and 2008. The frames were extracted from the 2005 USDA Soybean Rust Information System, 2006, 2007, and 2008 Pest Information Platform for Extension and Education (PIPE) at weekly intervals.

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