To decrease the spore inoculum in the soil, one means of controlling S. reilianum consists in crop rotation, though this practice requires several years to achieve positive effects. For this reason, the utilization of commercial hybrids has been the preferred method, though genotypes evaluated as resistant 1 year may become susceptible in the following growing season. At present, there are no effective chemical fungicides, as the most effective treatment only attains an efficiency of 30%