The book Crop Improvement And Mutation Breeding (2Nd Ed) is written by A.K. Sharma. The book contains twenty chapters, Introduction, History of mutation breeding, Spontaneous and induced mutations, Classification of mutations, Physical and Chemical mutagens and their mode of action, DNA repair mechanism, Mutagenic effects (MI damage), Mutagenicity test, Detection of mutation, Requirements of mutation breeding, Induced mutation techniques in breeding seed – propagated species, Applied research work in seed – propagated species, Induced mutation breeding techniques in breeding asexually propagated species, Applied research work in asexually–propagated species, Agriculturally – useful mutants, In vitro mutagenesis, Mutations in functional genomics and mutant libraries, Role of mutation breeding in crop improvement and working with mutation breeding. This book will serve as a textbook for UG, PG students and teachers, and scientists involved in plant breeding teaching and research.