Nutrients

N Nitrogen
P Phosphorus
K Potassium
Mg Magnesium
Ca Calcium
S Sulfur
B Boron
Cu Copper
Fe Iron
Mn Manganese
Zn Zinc

Maize - Growth retardation

Symptoms
Slight manganese undersupply produces hardly any visible symptoms. Severely affected plants show pale foliage with flaccid growth form. The leaves become chlorotic with white interveinal streak leasions.

Reasons
Mild manganese deficiency

Manganese deficiency made worse by

  • Organic soils
  • Sandy soils
  • High pH
  • Cold wet periods
  • Fluffy soils

Manganese is important for

  • Development of maximum green leaf area
  • Healthy growth of young plants