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Controlling powdery mildew and rust in roses

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Authors

Jerry Nelson

Publication Information

California Agriculture 42(4):15-15.

Published July 01, 1988

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Abstract

Powdery mildew is undoubtedly the most widespread disease of roses. The causal fungus, Sphaerotheca pannosa var. rosae, appears as a white or gray powdery or mealy coating on the leaves, tender stems, and flower buds. It distorts and discolors those areas, causes defoliation, and reduces plant vigor.

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Controlling powdery mildew and rust in roses

Albert O. Paulus, Jerry Nelson
Webmaster Email: bjnoel@ucanr.edu

Controlling powdery mildew and rust in roses

Share using any of the popular social networks Share by sending an email Print article
Share using any of the popular social networks Share by sending an email Print article

Authors

Jerry Nelson

Publication Information

California Agriculture 42(4):15-15.

Published July 01, 1988

PDF  |  Citation  |  Permissions

Abstract

Powdery mildew is undoubtedly the most widespread disease of roses. The causal fungus, Sphaerotheca pannosa var. rosae, appears as a white or gray powdery or mealy coating on the leaves, tender stems, and flower buds. It distorts and discolors those areas, causes defoliation, and reduces plant vigor.

Full text

Full text is available in PDF.

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