University of Agricultural Sciences, Bangalore

This book entitled, principles and practices of organic farming is written to serve a text book of agronomy-cum-reference/guide book for the students of agriculture, veterinary, soil conservation and field practitioners. The book fills the need for an up-to-date comprehensive text on organic farming for sustainable agriculture under varying situtions and covers comprehensively the content of the courses of soil fertility management on crop production, organic farming for sustainable agriculture and farming systems in agronomy offered for the students at under graduate and post graduate levels of agricultual universities in the country. This book will be of immense use in imparting knowledge on the basic principles of soil fertility management on crop production and applied aspects of integrated farmuing systems for students, teachers, scientists, extension workers and professionals engaged in agricultural development.

This book contains organic farming, potential and strategies of organic farming, green revolution and development of organic farming, source of plant nutrients, soil fertility and productivity, integrated nutrient supply system for sustainable crop production, soil organic matter, agro-forestry and social forestry, management of pasture lands in the arid regions, organic manures as nutrient carriers, bio-fertilizers, sustainable agricultrue, organic farming in India and abroad, farming systems (FS), integrated farming systems (IFS) under varying situations, waste land management, crop residue management, production technology, production and package of practices, vermiculture biotechnology, precision nutrient management and precision farming, weed and pest management in organic farming, modern concepts of agricultural research and future guideline and conclusion with adequate references. Each chapter is brief, comprehensive full-fledged with respect to technical information. It is hoped that the book will serve as a text book as well as a good reference source for those interested in organic agriculture.