Nutrients

N Nitrogen
K Potassium
Ca Calcium
S Sulfur
B Boron
Fe Iron
Mn Manganese
Zn Zinc

Rice - Chlorosis

Symptoms
Uniform pale green discoloration on young leaves.

Reasons
Sulfur deficiency (bottom) Nitrogen deficiency can cause similar chlorosis, but occurs on older leaves first.

Sulphur deficiency made worse by

  • Acidic soils
  • Light, sandy soils (leaching)
  • Low organic matter
  • Poorly aerated soils (waterlogged soils
  • ) Areas with low industrial emissions

Sulfur is important for

  • Healthy foliage
  • Positively influences yield
  • Promotes protein quality