Biosolids
Dried sludge obtained from planted drying beds serves as an excellent soil conditioner for agriculture.
What are Biosolids?
Biosolids are the dried sludge obtained from planted drying beds after the treatment process. Through proper treatment and drying, the organic matter in Fecal sludge is stabilized and pathogens are reduced to safe levels, making it suitable for beneficial reuse.
Nutrient Content
Biosolids are rich in essential nutrients that improve soil fertility and structure:
Essential for plant growth and leaf development
Improves soil structure and water retention
Promotes root development and flowering
Agricultural Reuse
When properly treated and dried, biosolids serve as an excellent soil conditioner for agriculture:
- Improves soil fertility by adding organic matter and nutrients
- Enhances soil structure and water-holding capacity
- Reduces dependency on chemical fertilizers
- Provides slow-release nutrients for sustained plant growth
- Supports sustainable agricultural practices
Safety Considerations
Biosolids must meet quality standards for pathogen reduction before agricultural use. Proper drying time (typically 2-3 months in planted drying beds) ensures adequate stabilization and pathogen die-off.
Alternative Disposal
If agricultural reuse is not feasible due to local conditions or market limitations, biosolids can be safely disposed of at designated landfill sites in accordance with regulatory norms.