This handbook serves as a comprehensive compilation of indigenous knowledge and practices in agriculture, horticulture, and fisheries. It draws on a wealth of references and sources to provide an in-depth exploration of traditional methods that have been refined and proven effective over centuries. The need for such a resource is more pressing than ever, as contemporary agricultural systems seek to balance productivity with environmental stewardship.The importance of IKS cannot be overstated. These practices are not only culturally significant but also scientifically valuable, offering insights into resilient farming techniques, biodiversity conservation, and resource management that are often overlooked in modern agriculture. By documenting and disseminating this knowledge, we aim to preserve these invaluable traditions and promote their integration into contemporary practices.Thebook is intended for a diverse audience, including researchers, practitioners, policymakers, and students.