After reading this article you will learn about:- 1. Important Green Manuring Crops 2. Important Green Leaf Manuring Plants 3. Technique of Green Manuring 4. Advantages and Disadvantages 5. Economics. Important Green Manuring Crops: Green manuring crops must grow rapidly on varieties of soil and must decompose quickly enough to release the nutrients they contain in the soluble form, for [...]
After reading this article you will learn about the principles and process of compost manufacture. Principles of Compose Manufacture: Waste plant materials contain nutrients in the form in which plant roots cannot absorb them. Waste plant materials are decomposed by micro-organisms when complex organic form of nutrients like proteins are converted to their respective simple inorganic form in which plant [...]
After reading this article you will learn about night soil, sewage and sludge. Night Soil: Night soil is human excreta, which is very rich in plant nutrients. Agricultural chemists have found that fresh human faeces contain about 1.5 per cent N, 1.1 per cent P2O5, 0.5 per cent K2O and 1.0 per cent CAO. Although human urine, which contains about [...]