The state "Institut National de la Recherche Agronomique" was founded in France in 1946 under the joint supervision of the ministries for research and agriculture. The main tasks of this public research institution are scientific studies in over 20 locations related to agriculture. There is a close collaboration with the "École Nationale Supérieur Agronomique" in Montpellier, a branch of the University of Bordeaux. Wine research is carried out in Marseillan in the department Hérault (Languedoc) in the Rebherbarium "Domaine de Vassal". Further research is carried out at the Pech Rouge wineries in Gruissan in the department Aude (Languedoc) and bought in 1968 Chateau Couhins in the town of Villenave-d'Ornon ( Graves ).
The focal points are clonal selection. new breed of grape varieties, control of vine diseases, development of documents, Use of fertilizers and education forms based on a Organic viticulture, In 2002, INRA researchers from Montpellier managed to get one DNA method for the determination of grape varieties in a wine. See also under INAO (Institut National des Appellations d'Origine), as well as a complete list of important bodies under Wine-producing institutions,