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Zinc Deficiency Symptoms

  • Stunted growth.
  • Narrowing of leaves with pale green or yellow.
  • Inter-veinal chlorosis starting from tip of leaflets and spreading to the remaining area leaving only the midrib green.

Integrated Pest Management in Pigeonpea


"Integrated Pest Management (IPM) is a sustainable approach to managing pests by combining biological, cultural, physical and chemical tools in a way that minimizes economic, health and environmental risks."

Pod Borer

  1. Adult moths have with dull brown forewings

Calcium Deficiency Symptoms

  • Light-green patches, irregular in outline, appear randomly around the leaf margin.
  • Patches may turn brown, particularly on young and severely affected leaves; such leaves are shed.
  • Weak and prostrate stems.

Sulphur Deficiency Symptoms

  • Even-yellowing across lamina of young leaves.
  • Eventually, old leaves become yellow.

Potassium Deficiency Symptoms

Potassium Deficient Leaves
Potassium Deficiency

Phosphorus Deficiency Symptoms

  • Difficult to diagnose.
  • In general plants are stunted.
  • The foliage remains dark-green.
  • Shedding of old leaves.

Nitrogen Deficiency Symptoms

Nitrogen deficiency in Pigeonpea

Stunting Disease in Pigeonpea

Root Knot


Botrytis Gray Mold in Pigeonpea

Botrytis Gray Mold


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