Controlling powdery mildew in greenhouse roses
Albert O. Paulus, UC Riverside
Jerry Sodomka, Niedens Hillside Floral Company
Seward Besemer, San Diego County
Jerry Nelson, UC Riverside
California Agriculture 33(3):11-12. DOI: 10.3733/ca.v033n03p11.
Albert O. Paulus is Extension Plant Pathologist, UC, Riverside; Jerry Sodomka is Rose Production Manager, Niedens Hillside Floral Company, Encinitas, California; Seward Besemer is Farm Advisor, San Diego County; Jerry Nelson is Staff Research Associate, UC, Riverside.
In an evaluation of several new fungicides effective against powdery mildews, Sisthane and CG 6451 proved to be most effective in treating greenhouse roses.