CONTENTS:- Chapter I) Grass- Its form and physiological function Chapter II) Assimilation of nitrogen and material transformation in plants Chapter III) Improvement of forage crops by breeding for yield and quality Chapter IV) Breeding strategies of Forage grasses Chapter V) Cytogenetics and breeding of forage grasses Chapter VI) Evolution of breeding methodology for improvement of forage crops Chapter VIII) Forage legumes Chapter IX) Exploration of heterosis through inter specific hybridisation in forage crops Chapter X) Resume of research work on forage crops in Tamil Nadu Chapter XI) Minor forage crops