If you are unfamiliar with coffee rust, some rather unappealing images may come to mind. And indeed, coffee rust is a formidable problem for coffee lovers and growers everywhere. Coffee rust, or ...

The rust pathogen, Puccinia thlaspeos, is used for biocontrol of dyer's woad. Rust infection results in chlorotic leaves and abnormal flower and seed production of this noxious weed during its second ...