The "German Agricultural Society" was founded in 1885 by Max Eyth (1836-1906). It is an organization of the German agri-food industry headquartered in Frankfurt am Main and includes around 20,000 members. The non-profit association is financed by membership fees, its income from services and public subsidies. The primary objective is quality promotion for the agriculture and food industry, as well as scientific and technical knowledge available for practice and to make it suitable. More than 50 expert committees, working groups and commissions work with around 1,000 volunteer experts from science and practice at the DLG Center of Expertise. In the "DLG Food Test Center" in Frankfurt am Main, foods such as bread, beer, dairy products and wine are intensively tested and high-quality products in the three levels bronze, silver or gold are awarded. The "DLG test" certifies a high quality of the product.
Since 1999, too wineries and Winzergenossenschaften The annual winners of the competitions were awarded the "DLG Recommended Winery" and "DLG Recommended Winery Cooperative" certificates. The certificate is awarded to those companies that have "above-average quality, environmental and customer orientation" in their production methods, facilities and the presentation of their products throughout all phases of the production process through to marketing. The validity of the award is initially limited to 3 years. After that, annual checks check that the criteria are still met. The DLG leads over the Official test number In addition, on a voluntary basis, a special test and gives a positive result German wine seal in three colors. Every year more than 15,000 wines and sparkling wines are sold sensory Tastings examined. See also below Wine-producing institutions,