Fertilizers and Manures. Fertiliser V Manures Straight Fertilisers- CAN, GRP, UREA. Compound Fertilisers – 10:10:20. Farm yard Manure, Slurry.
A fertilizer or manure contains one or more of the essential elements e.g. Nitrogen, Potassium, Phosphorus, Calcium, Magnesium etc. It is applied.
Leaving Certificate Agricultural Science
