The graph below shows the average sugar loading of 250 blocks of Californian Cabernet Sauvignon. It is based on more than 2 500 analyses of sugar …
Sugar loading dynamics in California: varietals & vintage effects?
Author: Nicolas Bernard
Agronomy engineer and Oenologue from the French National Institute of Agronomy at Montpellier (France), Nicolas Bernard has been working since 2001 on understanding the relationships between ecophysiology of the vine and grapes and wines quality.
Co-founder of the Sferis company in 2002, he has developed some tools like Xilem© (vine water status measurement) and Dyostem (grape quality analysis). He has also been working as a consultant in Europe and South America for irrigation management, grape characterization, and picking dates strategies.
Since 2008 and the merge of Sferis and Oenodev companies, Nicolas is in charge of the Vine Solutions at Vivelys (Oeneo group)
The berry sugar loading : an indicator of grape quality
What is sugar loading? The sugar loading of grape berries (evolution of the quantity of sugars per berry), widely described by Pr. Deloire during the …