
Organomineral top dressing
Fergo 27 Nitrogen + (10SO3) (Top Dressing)
A high-nitrogen top dressing that protects 27% urea nitrogen with a leonardite coating, plus sulfur.

ABOUT THIS PRODUCT
All nitrogen is urea, coated with leonardite carrying 14% humic-fulvic acid. The coating cuts ammonia loss to the air, making nitrogen work harder in high-demand crops.
Guaranteed analysis
| Organic matter | 20% |
|---|---|
| Total nitrogen (N) | 27% |
| Urea nitrogen (N) | 27% |
| Total sulfur trioxide (SO3) | 10% |
| Water-soluble sulfur trioxide (SO3) | 0.1% |
| Total humic + fulvic acid | 14% |
| Chlorine (Cl), max. | 0.5% |
| Moisture, max. | 20% |
| pH | 6.8 |
Application guide
- Suggested crops
- Nitrogen-hungry crops such as maize, cotton, wheat, rice, sunflower and field vegetables.
- When?
- At stem elongation, hoeing and rapid growth stages.
- How?
- Spread evenly over the field or worked in with inter-row hoeing.
- Best conditions
- At top-dressing time, ahead of irrigation or expected rain.
Suggested rate per decare
- Cereals
- 25–35 kg/da
- Maize, cotton and vegetables
- 50–60 kg/da
- Potato
- 90–100 kg/da
- Per tree
- 100 g × tree age


