Hilgardia
Hilgardia
Hilgardia
University of California
Hilgardia

Controlling powdery mildew in field roses

Authors

Albert O. Paulus
Jerry Nelson
Otis Harvey

Authors Affiliations

Albert O. Paulus is Extension Plant Pathologist, University of California, Riverside; Jerry Nelson is Staff Research Associate, University of California, Riverside; Otis Harvey is Farm Advisor, Riverside County.

Publication Information

Hilgardia 31(10):17-17. DOI:10.3733/ca.v031n10p17. October 1977.

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Abstract

Powdery mildew of rose, caused by the fungus Sphaerotheca pannosa, results in unsightly and frequently malformed leaves and flowers, and may reduce growth. Several new fungicides were evaluated for the control of powdery mildew in southern California commercial rose fields.

Paulus A, Nelson J, Harvey O. 1977. Controlling powdery mildew in field roses. Hilgardia 31(10):17-17. DOI:10.3733/ca.v031n10p17
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