Portuguese wine order to protect its superior wines from inferior ones. The quality and great variety of wines in Portugal are due to noble castas, microclimates, soils and proper technology. Official designations: Vinho Verde: This region is mainly in the Minho province and is in the extreme north-west of Portugal. There are six areas : Vinho Verde derived its name from the fact that the grapes used are 'green' meaning slightly under-ripe. Vinho Verde wines are now largely exported, and are the most exported Portuguese wines after the Port Wine. The most popular variety in Portugal and abroad are the white wines,
Portuguese wine due to religion the Arabs reduced wine production. During this period, some new varieties were added to the ancient ones, from Burgundy came the French varieties. And during the period of discoveries, Henry the Navigator brought to the newly discovered island of Madeira the Moscatel and Malvasia from the Greek Island of Crete. In the Reign of King Carlos, the "Região Demarcada do Vinho Verde" and the "Região Demarcada do Dão" among Colares, Carcavelos, Setúbal, and Madeira were created. In 1979, Bairrada was added and in 1980 the Algarve region (Lagoa, Lagos, Portimão, and Tavira) was finally demarcated. In 1998,