Diammonium fertilizer represents a crucial source of nitrogen and P for website crop production.
Composition
A typical Di-ammonium phosphate bag contains 18.0% nitrogen, 46.0% phosphorus pentoxide and 0% potassium, commonly expressed as 18‑46‑0.
Market Rates
As of 2025 the average price for a 50 kg sack of DAP in Kenya ranges from KES 6500 to KES 8200, depending vendor and region.
A kilogram pack is priced around KES 140, making a budget‑friendly option for home garden growers.
Target Crops
- Onion farms benefit from enhanced bulb development.
- Zea mays fields receive robust stalk growth.
- Sukuma wiki and groundnut crops show higher yield.
- Coffee plantations use DAP during early growth stage for root system vigor.
Pros
Rapid nitrogen release aids vegetative growth, while phosphorus promotes root development and flower initiation. Its water‑soluble nature enables easy integration with irrigation systems.
Disadvantages
Excessive use can result in soil alkalinity increase, possibly affecting acidic‑preferring crops. Incorrect timing can cause nutrient leaching during heavy rains.
How to Purchase
Check the HS code 210690 and batch number for authenticity before purchase. Local agro‑dealers, e‑commerce platforms, and farm supply outlets provide DAP in weights ranging from 25 kg.