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Crop Protection :: Pests of Cowpea

Bean Aphids: Aphis craccivora    

 Symptoms of damage 

  • Leaves, inflorescence stalk and young pods  covered with dark coloured aphids
  • Honey dew secretion with black ant movements

Identification of the pest

  • Nymphs and Adult – dark coloured with cornicles in the abdomen
Management:
  • ETL: 20/2.5 cm shoot length
  • Spray any one of the following (Spray fluid 250 l /ha)
    • Methyl demeton 25 EC 500 ml/ha
    • Dimethoate 30 EC 500 ml/ha
  
Nymphs and Adults  
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