Incursion of Soybean Rust in the United States
Soybean Rust Spore Detection by County, January 12th, 2005.
Observations overlayed on the predicted soybean rust spore deposition map. Map compiled by Annalisa Ariatti (UIUC)
Source: APHIS Soybean Rust Hot Issues Web Page, Dan Borchert, Glenn Fowler and Roger Magarey (USDA-APHIS-PPQ-CPHST-PERAL)