Organic agriculture is a holistic approach to agricultural production system that sustains the health of soils, ecosystems and people. It relies on ecological processes, biodiversity and cycles adapted to local conditions, rather than the use of inputs with adverse effects. Agroecology is related to the study of organic farming methods, and studies ecological processes applied to agricultural production systems. The practice of organic agriculture relies on the use of organic fertilizers such as compost manure, green manure and bone meal. Crop rotation and companion planting are major agricultural techniques employed in organic farming. It also encourages crop diversity. Planting a variety of vegetable crops is beneficial for the overall farm health as it supports a wide variety of insects and soil microorganisms that are beneficial for agricultural environment and help protect different species from becoming extinct. This book unravels the recent studies in the field of organic agriculture. It will provide comprehensive knowledge to the readers.