Contents: Introduction. 1. Organic Farming. 2. Scope and Importance of Organic Farming in Vegetable Cultivation. 3. Poultry Manure and its Scope in Organic Agriculture Biosensor. 4. Bio-fertilizers and its Role in Vegetable Production. 5. Vermiwash, Cow Urine, Humic Acid. 6. Environmentally Safe Sugarcane Trash Recycling in Crop Production. 7. Use of Slow Release Nitrogenous Fertilizers in Reducing the Environmental Pollution in Agro-ecosystems. 8. Effective Microorganism (EM) Technology in Agriculture. The present book updates the subject content of Organic farming, bio-fertilizers, green chemistry, green manure, agro-waste recycling, plant biotechnology, vermi-compost, ferti-irrigation technology, sustainable agriculture and soil management. The book will be helpful for the researchers, academia working in the field of Organic farming, bio-fertilizers, green chemistry, green manure, agro-waste recycling, plant biotechnology, vermi-compost, sustainable agriculture, soil management and agro-ecology.