Green AAG

Essential Nutrients for Plant Growth

Introduction

Plants require certain elements for their normal growth when any of these elements are not available to plants, it will develop definite deficiency symptoms.

Plant Nutrients Classifications

• Primary Nutrients
  • Nitrogen (N)
  • Phosphorus (P)
  • Potassium (K)
• Secondary Nutrients
  • Calcium (Ca)
  • Magnesium (Mg)
  • Sulphur (S)
• Micronutrients (Trace Elements)
  • Zinc (Zn)
  • Iron (Fe)
  • Manganese (Mn)
  • Molybdenum (Mo)
  • Copper (Cu)
  • Boron (B)

Nitrogen (N)

Function

• Promotes rapid vegetative growth.
• Gives plants healthy green colour.

Deficiency Symptoms

• Stimulated growth, pale yellowish colour.
• Burning tips and margins of leaves starting at the bottom of the plant.

Nitrogen (N) Deficiency Symptoms

• Citurs
• Maize
• Banana
• Grapes

Phosphorus (P)

Function

• Stimulates early growth and root formation.
• Hastens maturity.
• Promotes seed production.
• Makes plants hardy.

Deficiency Symptoms

• Small root growth, Spindly stalk, Delayed maturity.
• Purplish discoloration of leaves.
• Dying of tips of older leaves, Poor fruit & seed development.