Submitted to: Book Chapter
Publication Type: Book / Chapter
Publication Acceptance Date: 4/1/2007
Publication Date: 5/1/2009
Citation: Hanson, L.E. 2009. Powdery Mildew. In: Harveson, R.M., Hanson, L.E., editors. Compendium of Beet Diseases and Pests. 2nd Edition. St. Paul, MN: APS Press. p.20-21. Interpretive Summary: Powdery mildew of beet, caused by Erysiphe polygoni is a problem in most growing areas. Symptoms, disease cycle, and disease management are discussed in this chapter.
Technical Abstract: Powdery mildew of beet, a disease caused by Erysiphe polygoni, is a problem in most beet growing areas. Symptoms include whitish mats of hyphae and conidia that can cover leaves and flower stalks and cause leaves to turn yellow, then purplish brown. Characteristics of the pathogen, epidemiology and management strategies are discussed.