Book excerpt: The introductory book covers farming System-scope, importance and concept; Types and systems of farming system and factors affecting types of farming; Farming system components and their maintenance and its advantages; Allied enterprises and their importance; Tools for determining production and efficiencies in cropping and farming system; Sustainable agriculture-problems and its impact on agriculture; Conservation agriculture strategies in agriculture; HEIA, LEIA and LEISA and its techniques for sustainability; Integrated farming system-historical background, objectives and characteristics; Site specific development of IFS model for different agro-climatic zones; Resource use efficiency and optimization techniques, Resource cycling and flow of energy in different farming system; Farming system and environment; Cropping system and pattern, Multiple cropping system; Efficient cropping system and their evaluation; New concept and recent approaches in farming systems; Crop diversification for sustainable agriculture The book is written in a very simple form with up to data and statistics. It is a comprehensive basic text book on integrated farming system and will specifically meet out the requirement of the students of UG and PG students as per 5th Dean’s Committee recommendations.