The fourth edition of this popular textbook provides a comprehensive account of how to successfully breed horses. Updated throughout, the new edition will cover techniques such as cloning, intra-cytoplasmic sperm injections (ICSI), in vitro fertilization (IVF) and related reproductive technology that is currently being developed. The book also looks at reproductive anatomy, endocrine control and selection for breeding mares and stallions, and pregnancy, parturition and lactation in the mare. This classic textbook is required reading for many equine science and related courses.