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United States Department of Agriculture

Agricultural Research Service

Pearl Millet Diseases: Nematodes: Root-knot

Pearl Millet Diseases
Nematode Diseases

Root-Knot Nematode

Meloidogyne incognita (Kofoid & White) Chitwood
Meloidogyne javonica (Treub.) Chitwood
Meloidogyne arenaria (Neal) Chitwood

Symptoms: Plants can exhibit chlorosis and become stunted. Maturity is delayed. Galls develop on roots.

Pathogen and disease characteristics: Endoparasitic nematode. Not described in the primary citations; consultation of other references is advised.

Host range: Pearl millet, sorghum-sudangrass hybrids. Also legumes, cotton, tobacco, tomato, vegetables, strawberry, peach, ornamentals, others (Shurtleff 1980). Consult other references for additional hosts.

Geographic distribution: USA, India. Consult other references for additional information.

Nomenclature discrepancies: None.

Seed transmission: Not transmitted by seed.

Primary citations: Johnson et al. 1977, Vaishnav and Sethi 1978.


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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: 2/6/2002
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