Symptoms: Symptoms on pearl millet are not described in the primary citation. General symptoms on maize include root lesions, moderate stunting, and chlorosis (Shurtleff 1980).
Pathogen and disease characteristics: Ectoparasitic, semiendoparasitic, and endoparasitic nematode that feeds mainly on cortical tissues. Prefers main roots and rootlets, not root hairs. Nematode feeds with anterior part of body embedded deep into cortical cells. Neither necrosis nor stunting of root has been observed.
Host range: Pearl millet. Also other grasses, legumes, sugarcane, cotton, pepper, tomato, citrus, pines, banana, others (Shurtleff 1980). Consult other references for additional hosts.
Geographic distribution: Not defined in the primary citation. Identified on pearl millet in India.
Nomenclature discrepancies: None.
Seed transmission: Not transmitted by seed.
Primary citation: Nandakumar and Khera 1973.
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Original posting: June 5, 1999.