Nitrogen
Ammo 30N
A granular blend of urea and ammonium sulphate supplying nitrogen and sulphur for pasture, arable and horticultural systems.
View Product- Nitrogen
DAP 18N
DAP 18N is a high-analysis granular fertiliser supplying both nitrogen (N) and phosphorus (P) in readily available forms. It is widely used across New Zealand for pasture establishment, arable, and horticulture where efficient early nutrient availability is essential. DAP 18N promotes strong root development, early growth, and improved yield potential through its balanced nutrient profile.
N18.00%P20.00%S1.50%Available inBulk500 kg bags1 tonne bags1250 kg bags
Bagging, Blending and Coating available, fees apply. Relevant Supply Hub charge will apply. Subject to stock availability. For more information, fill out the enquiry form to chat with your local BDM
- Product details
Analysis, benefits and usage.
Typical analysis for DAP 18N as supplied, what it does in the paddock and how to apply it. Your BDM can talk through rates for your soil tests.
Typical Analysis
| Parameter | Typical range |
|---|---|
| Total Nitrogen (N) as Ammonium NH4+ | 7.00 - 18.00% |
| Total Phosphorus (P) | 20.50% |
| Phosphorus (P) as water soluble | 17.40% |
| Citric Soluble P | 20.10% |
| Phosphorus (P) as citrate soluble | 2.00% |
| Phosphorus (P) as citrate insoluble | 0.20% |
| Cadmium (Cd) | 280.00 mg/kg |
| Moisture (H2O) | ≤0.50% |
| Bulk Density | 950 – 1050 kg/m³ |
| pH (1% solution) | 7.5 – 8.5 |
Typical values only. Composition, colour, and particle size may vary between consignments and sources.
Key Benefits
- Balanced nitrogen and phosphorus.
- Builds strong roots and early growth.
- Phosphorus is fully water-soluble fast uptake once soil moisture is available.
- Good for base or maintenance applications.
- Blends easy with compatible products like urea or MOP.
- Uniform granules.
- Even spread.
- Reliable paddock results.
Usage and Application Methods
Apply based on soil tests and local practice.
Typical application rates: Pasture or crop establishment: 150–300 kg/ha
Maintenance topdress: 100–200 kg/ha
Application guidance: Works for ground or aerial spreading. Avoid seed contact on sensitive crops too much ammonia can burn.
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