Nera (Danube) Nera (Danube) The Nera (, or Нера, ) is a river running through Romania and Serbia. It is a left tributary of the Danube, which it joins near Banatska Palanka. The Nera rises in the Semenic mountains, the easternmost part of the Banat region, south of the city of Reșița, in the Caraș-Severin County of Romania. The river starts at the confluence of headwaters of the Nergana and Nerganița then flows straight to the south from the Piatra Grozbe peak, under which it springs. Reaching the village of Borlovenii Vechi, the Nera turns southwest, flowing between the Semenic and Banat
Colombana nera ripening grape variety that can be very vigorous and high yielding if not kept in check by winter pruning and green harvesting. In the early 20th century, DNA profiling found a link between Colombana nera and another Tuscan wine grape, Mammolo. The evidence suggest that Mammolo is one of the parent varieties of Colombana nera which would make the grape a sibling to Pollera nera, Caloria and Biancone di Portoferraio. In 2000, there were 172 hectares (425 acres) of Colombana nera growing in Italy. In Emilia-Romagna it is found mostly in the province of Piacena while in Tuscany it can