Ammonium sulphate, urea, ammonium chloride, ammonium nitrate and anhydrous ammonia are the important N fertilisers used in crop production. Fertiliser # 1. Ammonium Sulphate: Ammonium sulphate is manufactured by synthetic process in which nitrogen and hydrogen form ammonia gas and as a byproduct of coal and steel industry. Synthetic Process: The process consists of making ammonia by the synthesis of [...]
List of fertilisers containing phosphorus:- 1. Single Superphosphate 2. Triple Superphosphate 3. Ammonium Phosphates 4. Nitro-Phosphates 5. Bone Meal 6. Basic Slag 7. Rock Phosphate. Fertiliser # 1. Single Superphosphate: Single superphosphate (ordinary superphosphate) is manufactured by mixing equal parts of rock phosphate and sulphuric acid (batch mix process). Phosphate originally present as apatite is converted into mono-calcium phosphate. Gypsum, [...]
Here is an essay on ‘Fertilisers' for class 8, 9, 10, 11 and 12. Find paragraphs, long and short essays on ‘Fertilisers’ especially written for school and college students. Essay # 1. Fertiliser Application in Relation to Irrigation Timing: Fertiliser application should be timed to achieve maximum plant uptake, thereby reducing losses of nutrient to the environment. Ideal timing depends [...]