Boron (B)

  • Helps in the use of nutrients and regulates other nutrients.
  • Aids production of sugar and carbohydrates.
  • Essential for seed and fruit development.
  • Sources of boron are organic matter and borax.

Copper (Cu)

  • Important for reproductive growth.
  • Aids in root metabolism and helps in the utilization of proteins.

Chloride (Cl)

  • Aids plant metabolism.
  • Chloride is found in the soil.

Iron (Fe)

  • Essential for formation of chlorophyll.
  • Sources of iron are the soil, iron sulfate, iron chelate.

Manganese (Mn)

  • Functions with enzyme systems involved in breakdown of carbohydrates, and nitrogen metabolism.
  • Soil is a source of manganese.

Molybdenum (Mo)

  • Helps in the use of nitrogen
  • Soil is a source of molybdenum.

Zinc (Zn)

  • Essential for the transformation of carbohydrates.
  • Regulates consumption of sugars.
  • Part of the enzyme systems which regulate plant growth.
  • Sources of zinc are soil, zinc oxide, zinc sulfate, zinc chelate.

Courtesy: Agricultural Department, University of North Carolina