Volume 60, Number 1 Search All Journals Search for: Back to Issue Development of a reliable greenhouse screen for Rhizoctonia Crown and Root Rot to identify resistant germplasm and develop a non-destructive rating method. View Article PDF Back to Issue Post navigation Diversity of Alternaria alternata, causal agent of Alternaria leaf spot of sugar beet.Evaluation of Cercospora leaf spot on impacts on postharvest rot susceptibility and storage rot effects on sugar beet respiration.