Classification of Raw Material for Making Organic Fertilizer

Classification:

1. Agricultural waste: such as straw, soybean meal, cotton meal, mushroom residue, biogas residue, lignin residue, etc.
2. Livestock and poultry excrement: such as chicken manure, cow dung, sheep and horse manure, and rabbit manure.
3. Industrial waste: such as draff, vinegar residue, cassava residue, sugar residue, furfural residue, etc.
4. Household garbage: such as kitchen waste, etc.
5. Municipal sludge: such as river silt, sewage sludge, etc.