Clemson University - USDA Cooperative Extension Slide Series, , United States
Wikimedia Commons
Description: Rose Mildew - Podosphaera pannosa. Source: : This image is Image Number 1234132 at Forestry Images, a source for forest health, natural resources and silviculture images operated by The Bugwood Network at the University of Georgia and the USDA Forest Service.. Author: Clemson University - USDA Cooperative Extension Slide Series, , United States. Permission(Reusing this file): Cite: Clemson University - USDA Cooperative Extension Slide Series, , Bugwood.org.
Jody Fetzer, Maryland National Capital Park and Planning Commission, Bugwood.org
Wikimedia Commons
Description: Podosphaera pannosa (Wallr.) de Bary, symptômes sur feuilles de rosier (Rosa spp.). Date: 11 October 2006. Source: http://www.forestryimages.org/browse/detail.cfm?imgnum=5027009. Author: Jody Fetzer, Maryland National Capital Park and Planning Commission, Bugwood.org.
