Education
He was educated there, and in 1911 received a Doctor of Philosophy in natural sciences from the University of Graz.
He was educated there, and in 1911 received a Doctor of Philosophy in natural sciences from the University of Graz.
His most famous creations are Rotburger (later named Zweigelt) and Blauburger. Zweigelt was born in 1888 in Hitzendorf near Graz. The following year he started work at the Federal Institute for Viticulture and Pomology at Klosterneuburg, Austria and in 1938 became its director
His fortunes were closely tied to that of the Nazis in Austria, and his career ended in 1945.
He published an autobiography the year before he died in Graz in 1964. At Klosterneuburg, he bred what became known as the Zweigelt grape from Blaufränkisch and Saint Laurent in 1922, and Blauburger from Blaufränkisch and Blauer Portugieser the following year.