Sphaeronema cornubiensis

  

Contents

  

Rev 02/23/2024

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

      Tylenchida
       Tylenchina
        Criconematoidea
         Tylenchuloidea
         Sphaeronematidae or Tylenchulidae


           Sphaeronema cornubiensis Van den Berg & Spaull, 1982

    Synonyms:
       

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Morphology and Anatomy:

 

All stages:

  • Excretory pore situated close to level of median bulb.
  • Juveniles with slender body.

Female:  

  • Globose, subspherical with protruding neck that is configured by the cells in which it is embedded.
  • Stylet slender, knobs small, sloping poseteriorly
  • Median bulb prominent
  • Vulva protruding, approximately terminal on body
  • Uterine wall thickened. 
  • Anus difficult to see.

 

 

Male:

  • Not found

 

 [Ref: Van den Berg and Spaull, 1982; Ghaderi et al., 2016.] 


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

Described from sugarcane near Mount Edgecombe, Natal, South Africa.

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Economic Importance:

 
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Feeding:
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Hosts:

    Sugarcane

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:

Ghaderi, R., Geraert, E., Karegar, A. 2016. The Tylenchulidae of the World. Academia Press, Ghent, Belgium

Van den Berg, E., Spaull, V.W. 1982. Two new species of Tylenchoidea on sugar cane in South Africa. Phytophylactica 14:131-144.
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Copyright © 1999 by Howard Ferris.
Revised: February 23, 2024.