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Pigeonpea

Pigeonpea

Nitrogen Deficiency Symptoms

Nitrogen deficiency in Pigeonpea

Stunting Disease in Pigeonpea

Root Knot

General

Botrytis Gray Mold in Pigeonpea


Botrytis Gray Mold

General

Rust in Pigeonpea

Rust

General

Alternaria Blight in Pigeonpea

Alternaria Blight

General

Pod Wasp

Description

  1. The adult is a small wasp of 2 mm long.
  2. The legless white larva (2 mm long) feeds on the young green seed and inner pod wall (Fig.).

Scale Insects

Description

  1. Young nymphs are mobile and spread by wind.
  2. Adult females are sedentary and are found in colonies.
  3. Ants are attracted to the honey dew and protect the colonies from the natural enemies.

Cow bugs

Description

  1. 7 mm long gray-brown bugs (Fig.) have thorn-like projections on the thorax.
  2. Eggs are laid on the stem.
  3. The nymphs exude a honey dew liquid which is often used by ants.              

Jewel Beetle

Description

  1. Apparently legless white larvae grow to a length of more than 20 mm. A characteristic bulb at the head and thorax region (Fig.).
  2. Pupates in the tunnel in the root or stem.

Cercospora Leaf Spot in Pigeonpea

Cercospora Leaf Spot

General

  1. Caused by Cercospora cajani.
  2. Cool temperature (25°C) and humid weather favour the disease.
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