Pratylenchus neglectus

 

Contents

 

Rev 10/05/2021

  Classification Hosts
Morphology and Anatomy Life Cycle
Return to Pratylenchus Menu Economic Importance Damage
Distribution Management
Return to Pratylenchidae Menu Feeding  References
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Classification:

        Tylenchina
        Tylenchoidea
         Pratylenchidae
          Pratylenchinae

           Pratylenchus neglectus (Rensch, 1924) Filipjev and Schuurmans-Stekhoven

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Morphology and Anatomy:

  Nematode is 0.4-0.5mm long.

Lip region is generally low and flat.  Head frame sclerotized.

Tail conical and rounded to flattened at tip.

Nematode has short ventral overlap of esophagus.

Monovarial, uterus prodelphic, short post-uterine sac.

 

Reported median body size for this species (Length mm; width micrometers; weight micrograms) - Click:

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Distribution:

 

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Economic Importance:

D-rated pest in California Nematode Pest Rating System.

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Feeding:

Migratory endoparasite of roots.     

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Hosts:

Wide host range.

For an extensive host range list for this species, click


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Life Cycle:

Ecophysiological Parameters:

For Ecophysiological Parameters for this species, click If species level data are not available, click for genus level parameters

There are no males (extremely rare); females reproduce by mitotic parthenogenesis; the somatic chromosome number is 20 (Roman and Triantaphyllou, 1969). .In mitotic parthenogenesis there is no fertilization and there is mitotic division of oogonia so that the somatic number of chromosomes is preserved throughout.

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Damage:

 

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Management:

Host Plant Resistance, Non-hosts and Crop Rotation alternatives:

For plants reported to have some level of resistance to this species, click

 

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References:

Roman, J., Triantaphyllou, A.C. 1969. Gametogenesis oand reproduction of seven species of Pratylenchus. J. Nematology 1:357-362.

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Copyright © 1999 by Howard Ferris.
Revised: October 05, 2021.
 

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