Contents: Foreword. Preface. 1. Introduction and basics.
2. Animal residues.
3. Agricultural residues, tree wastes, green manure and urban wastes.
4. Agro-industrial byproducts.
5. Canning and food processing wastes.
6. Organic wastes from fermentation industries their uses.
7. Tannery sludges in agriculture.
8. Rock phosphate, basic slag and fly ash.
9. Organic agriculture.
10. Composting of organic wastes.
11. Underground biodiversity and biofertilizer.
12. Symbiotic nitrogen fixation in legumes.
13. Frankia - non legume symbiotic association.
14. Production technology for Azolla - a biofertilizer for rice.
15. Asymbiotic nitrogen fixation - azotobacter and others.
16. Azospirillum as biofertiliser.
17. Bluegreen algae as biofertilizer.
18. Phosphorus solubilizing microorganisms as biofertilizer.
19. Mycorrhizae as bio-fertilizer.
20. Production technology for Biofertilizers.
21. Methods and culture media.
Annexes: 1. Important sources of organic farming.
2. Mechanical composting for compost plant.
3. Standards for Biofertilizers.
4. List of biofertilizers manufacturers in India.
5. List of mechanical compost plants in India