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United States Department of Agriculture

Agricultural Research Service

Pearl Millet Diseases
Bacterial Diseases

Bacterial Leaf Stripe

Pseudomonas avenae Manns

Symptoms: Water-soaking occurs at the ends of advancing interveinal lesions, which vary in length from several centimeters to more than 25 cm. Older lesions are usually light brown.

Pathogen and disease characteristics: The bacteria produce acid when grown on arabinose, fructose, galactose, glucose, glycerol, and sorbitol. Most isolates utilize citrate and grow at 41 °C.

Host range: Pearl millet, maize, sorghum, sugarcane in primary citation. Additional hosts cited are barley, wheat, oats, italian millet, barnyard millet (Panicum crus-galli var. frumentaceum), proso millet, foxtail millet, finger millet, rice, rye, and vaseygrass (Paspalum urvillei).

Geographic distribution: Nigeria.

Nomenclature discrepancies: None.

Seed transmission: Not known to be transmitted through seed in pearl millet, but P. avenae has been demonstrated to be seedborne in rice and vaseygrass.

Primary citation:Claflin et al. 1989.

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United States Department of Agriculture
Agricultural Research Service

The material on this page is in the public domain.

Original posting: June 5, 1999.

Last Modified: 8/13/2016
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