Weiss, Freeman2018-12-052018-12-051940EPM-067-10-002http://hdl.handle.net/20.500.11867/148022 sheets 12 x10 inch. Printed recto and verso.Leaflet no. 197 from the U.S. Department of Agriculture. Gives information on how to control and eliminate the mildew. The last page has a list of plants that commonly get mildew.Powdery mildew of ornamental plants.