The potato is economically a very important crop in many parts of the world. All improvements through potato breeding or biotechnology must be based on a thorough knowledge of potato genetics. This book fills a major gap in the current literature for an up-to-date authoritative account of this topic and of its implications for crop improvement. Written by leading authorities from the UK, USA, Canada, Peru, Netherlands, Germany, Sweden and Poland, this major reference work will be indispensable for workers in plant genetics, breeding and biotechnology.