chemicals : Fertilisers (Nitrogen) Urea, ammonium Nitrate, ammonium Sulphate, Fertilisers (potassium), Potassium Chloride, Potassium Sulphate, Mixed Potash Fertilisers, NPK Fertilisers Complex Nitrogen-phosphorus-potassium Mixtures (formerly Samarkand-NPK), Stimulants, Carbonates, Sulphates, Nitric Acid, Iron Oxides, Peroxide, Sulphides.
Agricultural Pesticides : Herbicides, Fungicides, Insecticides.