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Potato Cyst Nematode

Select a thumbnail image to see a larger image.

cushman illustration Lifecycle Diagram - A.D. Cushman
Image credit: A.D. Cushmon, Nemapix picture set, www.forestryimages.org
  Identification
comparison of cysts

Comparison of Globodera rostochiensis and Globodera pallida: females of G. pallida turn directly to brown cysts whereas G. rostochiensis females change from yellow to gold before they turn brown
Photo credit: Ulrich Zunke, University of Hamburg, www.forestryimages.org
   
features of cysts Feature(s) of the Potato Cyst Nematode.
Photo credit: Jonathan D. Eisenback, Virginia Polytechnic Institute and State University, www.forestryimages.org
   
  Infestation
cysts on a potato stolon

White female potato cyst nematodes on the stolon of a potato
Photo credit: Christopher Hogger, Swiss Federal Research Station for Agroecology and Agriculture, www.forestryimages.org

  
   
  Damage
plant damage

Potato plant on right infected with the potato cyst nematode compared to healty plant on left
Photo credit: Christopher Hogger, Swiss Federal Research Station for Agroecology and Agriculture, www.forestryimages.org
   
cysts on tubers Cysts on tubers
Photo credit: Christopher Hogger, Swiss Federal Research Station for Agroecology and Agriculture, www.forestryimages.org