Soybean Rust Update – July 16, 2010

Bob Mulrooney, Extension Plant Pathologist; bobmul@udel.edu

Soybean rust was reported on kudzu in the county of Leon, Florida on July 13, 2010. Soybean rust was reported July 3 in two counties in Alabama and one county in Florida. On June 28, soybean rust was found in one county in Florida. Rust has also been confirmed recently on soybean in the northern portion of the state of Tamaulipas in Mexico. Rust develop has been very slow this season. Conditions are dry in the South and there was not much overwintering on kudzu since the cold winter went so deep into the South.

map of soybean rust