Revised March 2022 September 2017 Side-by-side comparison of soybean rust disease stages Figure 1 Soybean rust, especially in early stages, can be difficult to identify. Examine both upper and lower leaf surfaces, starting with leaves in the lower canopy of the plants. file_copy Reprint guidelines insert_comment Share Feedback Publication No. G4442-8 g04442.pdf Contents History Symptoms Development Management Comparison of soybean diseases Bacterial pustuleXanthomonas axonopodia pv. glycines Downy mildewPeronospora manshurica Frogeye leaf spotCercospora sojina Septoria brown spotSeptoria glycines Soybean rustPhakopsora pachyrhizi Photos of the disease stages Side by side comparison of soybean rust disease stages Pagination First page « Home Previous page ‹ Previous