Longidorus africanus		Contents		Rev 10/20/2008
Needle Nematode		Classification		Hosts
		Morphology and Anatomy		Life Cycle
Return to Longidorus Menu		Economic Importance		Damage
		Distribution		Management
Return to Longidoridae Menu		Feeding		References
		Go to Nemaplex Home Page

Classification:

      Dorylaimida
       Dorylaimina
        Dorylaimoidea
         Longidoridae
          Longidorinae
           Longidorus africanus

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Morphology and Anatomy:

Nematode is approximately 2.0 to 3.0 mm long.

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Distribution:

Occurs in desert regions of southern California, i.e., the Palo Verde, Coachella, and Imperial valleys where the nematode poses special problems on fall vegetables, especially carrots, etc.

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Economic Importance:

 C-rated pests in California.

Important pests of vegetables in southern California.

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Feeding:

At root tips.

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Hosts:

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Life Cycle:

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Damage:

Root crops; e.g., carrots, especially damaged.  

Devastating to seedling root systems.

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Management:

Nematicides have been successful.  

Timing of planting of fall crops to avoid temperature conditions favorable to the nematode; plant when soil temperatures are below about 16 C.

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References:

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Copyright © 1999 by Howard Ferris.
Revised: October 20, 2008.