Harveson, Robert M. (January 2006). "Identifying and Distinguishing Seedling and Root Rot Diseases of Sugar Beets". Plant Health Progress. 7 (1): 39. doi:10.1094/PHP-2006-0915-01-DG. ISSN1535-1025.
Stump, William L.; Franc, Gary D.; Harveson, Robert M.; Wilson, Robert G. (2004-01-01). "Strobilurin Fungicide Timing for Rhizoctonia Root and Crown Rot Suppression in Sugarbeet". Journal of Sugarbeet Research. 41 (1): 17–38. doi:10.5274/jsbr.41.1.17. ISSN0899-1502. S2CID85818351.
Stump, William L.; Franc, Gary D.; Harveson, Robert M.; Wilson, Robert G. (2004-01-01). "Strobilurin Fungicide Timing for Rhizoctonia Root and Crown Rot Suppression in Sugarbeet". Journal of Sugarbeet Research. 41 (1): 17–38. doi:10.5274/jsbr.41.1.17. ISSN0899-1502. S2CID85818351.
Harveson, Robert M. (January 2006). "Identifying and Distinguishing Seedling and Root Rot Diseases of Sugar Beets". Plant Health Progress. 7 (1): 39. doi:10.1094/PHP-2006-0915-01-DG. ISSN1535-1025.
Stump, William L.; Franc, Gary D.; Harveson, Robert M.; Wilson, Robert G. (2004-01-01). "Strobilurin Fungicide Timing for Rhizoctonia Root and Crown Rot Suppression in Sugarbeet". Journal of Sugarbeet Research. 41 (1): 17–38. doi:10.5274/jsbr.41.1.17. ISSN0899-1502. S2CID85818351.