Ammonium Sulphate Fertilizer
Agriculture · Wednesday, 20 May 2026
ICAR promotes ammonium sulphate as an alternative to urea for paddy cultivation.
Quick highlights
- Contains 21% Nitrogen and 24% Sulphur.
- Promotes rapid vegetative growth in crops.
- Can be sourced from multiple countries.
Context
ICAR urges states to promote ammonium sulphate.
Key Facts
Ammonium sulphate is water-soluble and effective in alkaline soils.
Significance
Reduces dependence on volatile global fertilizer markets.
Challenges / Way Forward
Managing soil acidity and application rates.
Exam Angle
Relevant for GS Paper 3 on Agriculture.
Remember this
- Promoted as an alternative to urea.
- Contains 21% nitrogen.
- Effective in alkaline soils.