Viticultural characterisation of soils from triassic period at Beaumes-de-Venise (Côtes du Rhône, France)

Wineries of Beaumes-de-Venise area make their best red wines with grapes from the “Triassic terroir”. This « terroir » is characterized by soils from the Triassic period. These specific soils are complex and quite heterogeneous. They originate from an eventful geological history to keep in mind to understand soils geographical distribution. The aim of this work is to deep into the knowledge of Triassic period soils. The method of reference sectors has been an efficient one, after some adaptations to regional specificities.
This work allows to the creation of a practical brochure for winegrowers and technicians use. It includes: a simple key for determination of the principal kinds of Triassic soils; a detailed characterisation of these soils and technical and agronomical advices (grape varieties, rootstocks and cultural practices) adapted to every soil features.