Ida Paul, Small Grain Institute, Bugwood.org

Wheat leaf rust

Puccinia triticina f.sp. tritici

Wheat leaf rust (Puccinia triticina f.sp. tritici) is a fungal pathogen. It was first detected in Texas in 1984.

Wheat leaf rust (Puccinia triticina f.sp. tritici) is a fungal pathogen of most varieties of wheat. It is a native of Middle East and was first detected in North America in 1600's. While Leaf Rust does not directly affect the health of the wheat kernals, it does decrease the yield and kernal weight.