Cova da Beira wine Cova da Beira wine Cova da Beira is a Portuguese wine region centered on the Cova da Beira region between the Dão and Vinho Verde DOCs in the wider Beiras VR wine region. Cova da Beira was initially a separate "Indicação de Proveniencia Regulamentada" (IPR) region (and was the largest IPR in Portugal in terms of land planted with vines), but in 2005, it became one of three subregions of the Beira Interior DOC, which has the higher "Denominação de Origem Controlada" (DOC) status. Its name may still be indicated together with that of Beira Interior, as Beira Interior-Cova da
Vinho Verde Croft as taking place in 1788. The arrival of maize in the 16th century left a distinctive stamp on viticulture in the region. To maximise production of maize, new regulations banished vines to the field margins, where they would be draped over trees and hedges, forcing the vignerons to pick them from tall ladders. Today, you can find some examples of vines trained by the old methods, but most of the Vinho Verde Region is now using modern methods, which give larger and better yield. The "Vinho Verde Region" was demarcated by the law of September 18, 1908 and a