After reading this article you will learn about the effect of fertilisers on soils and crops. When water soluble fertilisers are added to the soil, the soluble salt content of the soil is increased. The salt index of a fertiliser is a measure of the tendency of the fertiliser to increase the soluble salt content of the soil. The salt [...]
After reading this article you will learn about:- 1. Types of Mixed Fertilisers 2. Materials Used to Make Mixed Fertilisers 3. Incompatibilities 4. Granulation 5. Advantages 6. Disadvantages. Types of Mixed Fertilisers: A mixed fertiliser means a mixture of two or more straight fertilisers. For example, ammonium sulphate and single super phosphate may be thoroughly mixed to get a mixed [...]
This article throws light upon the top three nitrogenous fertilizers applied to soil. The nitrogenous fertilizers are: 1. Urea 2. Ammonium Sulphate 3. Calcium Ammonium Nitrate. Nitrogenous Fertilizer # 1. Urea: Manufacture: Ammonia reacts with carbon dioxide under a pressure of about 400 atmospheres, at a temperature of about 160 to 200°C to form urea. Properties: Urea is a white [...]