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United States Department of Agriculture

Agricultural Research Service

Pearl Millet Diseases
Nematode Diseases

Stunt Nematode

Tylenchorhynchus vulgaris Upadhyay
Tylenchorhynchus phaseoli Sethi & Swarup
Tylenchorhynchus zeae Sethi & Swarup

Symptoms: Stunting in shoots and roots of pearl millet. General symptoms on maize include poor root growth, moderate stunting, chlorosis (Shurtleff 1980).

Pathogen and disease characteristics: Ectoparasitic nematode. See primary citation for species descriptions.

Host range: Wide. Includes grasses, cereals, tobacco, cotton, legumes, pepper, tomato, others (Shurtleff 1980).

Geographic distribution: Not defined in primary citation. Isolated from root zone of pearl millet in India.

Nomenclature discrepancies:Additional species isolated from pearl millet root zone:Tylenchorhynchus brassicae Siddiqi, T. mashoodi Siddiqi & Basir.

Seed transmission: Not transmitted by seed.

Primary citation:Sethi and Swarup 1968.


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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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