Book excerpt: The farming practice which primarily focuses on the use of natural organic substances and prohibits the use of synthetic substances is known as organic farming. It advocates the usage of organic products due to reasons related to sustainability, self-sufficiency, food security and safety. Organic farming is an alternative agricultural system that uses organic fertilizers such as compost manure, green manure and bone meal. It involves the use of techniques such as crop rotation and companion planting. It also incorporates biological pest control and mixed cropping as well as fostering of insect predators for the management of pests. Methods of organic farming are studied within the field of agroecology. This textbook contains some path-breaking studies in the field of organic farming. It strives to provide a fair idea about this discipline and to help develop a better understanding of its varied principles and practices. Those in search of information to further their knowledge will be greatly assisted by this book.