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         Crop Protection :: Pests of Tapioca
 
 
          
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              Cassava mealy bug: Paracoccus marginatus 
                
                  | Symptoms of damage: 
                      Sucking of sap at cassava shoot      tips, on the lower surface of leaves, and on stems. During feeding it injects      a toxin into the cassava plantCausing deformation of terminal      shoots, which become stuntedResulting in compression of terminal      leaves into "bunchy tops"Length of internodes is      reduced, and stems are distorted Identification of pest: 
                      Cassava mealy bug is pinkish in      colourIts body is surrounded by very      short filaments, and covered with a fine coating of wax. |  |  
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                  | Management: 
                      Spray malathion or      fenitrothion @1ml/ha  |  |  |