Dr. Heinrich Birk (1898-1973) received his doctorate in philosophy from Gießen in 1929. In 1927, he became a clerk for vine grafting and later head of the new vine breeding station at the Geisenheim
Viticulture Institute in the Rheingau. He was awarded the title of professor in 1955. He made a special effort to produce a precocious Riesling, his "Geisenheim Riesling clones" are still recognized stem seeds today. Birk created the new breeds Arnsburger
. Furthermore he tried to improve the rootstock vines
of the vine nursery Teleki
. The technique of paraffining the grafted vines was inspired by him. In 1956 he became a corresponding member of the "Accademia Italiana delle Vite e del Vino" in Siena. His successor as head of the vine breeding station was Dr. Helmut Becker
(1927-1990) in 1963.