Black Pepper (Piper nigrum)

Burrowing nematode(Radopholus similis)

Symptoms

  • Necrotic lesions develop on white feeder roots
  • Roots damage leads to poor growth,foliar yellowing,interveinal chlorosis of leaves.
  • Vines wilt during summer season.

Management

  • Use nematode free rooted cuttings.
  • Apply neem cake @ 1 kg/vine.
  • Application of Bacillus macreans or B.circulans (10gm/vine/litre of water) prior to planting of vines