Roman Catholic Diocese of Passau Lorch, a Roman station and an important stronghold at the junction of the Enns River and the Danube, Christianity found a foothold in the third century, during a period of Roman domination, and a Bishop of Lorch certainly existed in the fourth. During the great migrations, Christianity on the Danube was completely rooted out, and the Celtic and Roman population was annihilated or enslaved. In the region between the Lech River and the Enns, the wandering Bajuvari were converted to Christianity in the seventh century, while the Avari, to the east, remained pagan. The ecclesiastical organization of Bavaria was brought
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