An essential reference guide to port, this book is recommended reading for the Wine & Spirit Education Trust and other certification programmes.It describes the unique features of the Douro Valley, the cycle of work in the vineyards, historical production techniques and more recent innovations, and the role of the wine lodges where port matures before being shipped to its worldwide markets. Ben Howkins offers a concise history of port and the port trade as they have developed over the last 300 years.He covers important changes in recent ownership of the major shippers and highlights the people driving change in the industry while protecting port's heritage.