Pratylenchus pseudopratensis

 

Contents

 

Rev 06/01/2021

  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 pseudopratensis Seinhorst 1968

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Morphology and Anatomy:

An amphimictic Pratylenchus species, femalers and males present.

 
  • Lip region with three, sometimes partly four annules.
  • Posterior extension of cephalic framework thin, extending into body for about two body annules.
  • Stylet knobs flattened anteriorly.
  • Excretory pore at or posterior to level of nerve ring.
  • Lateral field with four lines, with sometimes a short 5th line a fifth line .
  • Tail conical with 12 to 19 (mostly 14 to 16) annules.
  • Tail tip rounded to truncate, smooth.
  • Female monovarial, ovary with oocytes partly in two columns. Spermatheca oval, anterior to vulva by 50% to 90% of vulva-anus distance. Length of posterior uterine branch 23% to 30% of anus-vulva distance.
  • Male testis with spermatocytes in a double row; edge of bursa coarely crenate.

    Ref:: Seinhorst, 1968

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

 
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Distribution:

Originally reported from arable land on sandy soil in The Netherlands.

 

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Economic Importance:

 

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Feeding:

    Migratory endoparasite.    

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Hosts:

 

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

 

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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:

Seinhorst, J.W. 1968. Three New Pratylenchus Species With Α Discussion of the Structure of the Cephalic Framework and of the Spermatheca in This Genus. Nematologica 14:497-510.

 

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Copyright 1999 by Howard Ferris.
Revised: June 01, 2021.