Agritech Archive
Loading
Agritech ArchiveSkip to main contentAbout this archive
Text size
Crop guidance, searchable

Agritech Archive

Production · Protection · Nutrients · Water
In here
1,513 crop protection pages, pest and disease by crop•98 crops tagged — rice, cotton, sugarcane, mango and more•261 nutrient management pages, deficiency symptoms and correction measures•3,462 data tables preserved from the source pages

Symptoms of damage

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
Nymphs and Adults
  • 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
  • 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
  • Methyl demeton 25 EC 500 ml/ha