The book “Organic Farming for Sustainable Agriculture” is compiled to provide information on various organic farming systems, production techniques of organic inputs for nutrition management, bio-intensive pest management, and certification procedures for exports and domestic markets. It provides a thorough understanding of the concepts, principles, and practices of organic farming based on up-to-date information given by scientists, professionals, and leaders in this field. If anyone dreamed of starting organic farming this book can guide and encourage those passionate people. Every chapter of the book gives the primary advice needed by organic farming stakeholders. For an organic producer apart from knowing the details of the soil, crop, inputs, climate, machinery, and management of nutrition, weeds, pests, and diseases, it is necessary to know about the certification and marketing of organic products. The technical chapters of the book present production techniques of compost, vermicomposting, bio-fertilizers, biopesticides, and other permitted organic inputs.