Reference citation: R. M. Harveson, S. G. Markell, C. C. Block, and T. J. Gulya, primary collators (last update: 1/12/16). Diseases of Sunflower (Helianthus annuus L.) and Jerusalem Artichoke (H. tuberosus L.). The American Phytopathological Society. Accessed on 2019-10-24 at https://www.apsnet.org/edcenter/resources/commonnames/Pages/Sunflower.aspx
Reference citation: R. M. Harveson, S. G. Markell, C. C. Block, and T. J. Gulya, primary collators (last update: 1/12/16). Diseases of Sunflower (Helianthus annuus L.) and Jerusalem Artichoke (H. tuberosus L.). The American Phytopathological Society. Accessed on 2019-10-24 at https://www.apsnet.org/edcenter/resources/commonnames/Pages/Sunflower.aspx
Reference citation: R. M. Harveson, S. G. Markell, C. C. Block, and T. J. Gulya, primary collators (last update: 1/12/16). Diseases of Sunflower (Helianthus annuus L.) and Jerusalem Artichoke (H. tuberosus L.). The American Phytopathological Society. Accessed on 2019-10-24 at https://www.apsnet.org/edcenter/resources/commonnames/Pages/Sunflower.aspx