Viticulture: 2026

3 September 2026

Economic viability of regenerative viticulture in Sonoma County, California

We present the main outcomes of a comprehensive cost-benefit analysis at the vineyard level of regenerative viticulture in Sonoma County, California. Across four commercial vineyards and a 30-year horizon, regenerative ...
Axel Herrera, Ellen M. Bruno, Kerri Steenwerth, Cristina Lazcano
5 August 2026

Development of a drought index for vine water management under Mediterranean climate

Climate change is significantly exposing Mediterranean viticulture to growing risks, particularly those associated with the frequency and duration of water deficit episodes. Significant inter-annual and inter-seasonal variability in these ...
Pascal Marty, Anne Pellegrino, François Colin, Antoine Lespès, Alain Deloire
10 July 2026

Exploring the microbiota to identify antagonists of grapevine downy mildew

We investigated the microbial communities of vineyard plots that are part of a grapevine disease monitoring network. We show that several species of fungi and bacteria are more abundant in the leaves and soil of vineyard ...
Paola Fournier, Lucile Pellan, Aarti Jaswa, Marine C. Cambon, Alexandre Chataigner, Olivier Bonnard, Marc Raynal, Christian Debord, Charlotte Poeydebat, Simon Labarthe, François Delmotte, Patrice This, Corinne Vacher
1 July 2026

Bordeaux mixture and copper – changing practices and future challenges

European viticulture at the end of the 19th century was hit by disastrous introductions of American pathogens: powdery mildew in 1845, phylloxera in the 1860s, downy mildew in 1878, and black rot in 1885. ...
Marie-France Corio-Costet
16 June 2026

Detection and quantification of grapevine downy mildew oospores in soil using digital PCR

Downy mildew, caused by the oomycete Plasmopara viticola, is one of the major grapevine diseases. Although oospores in the soil contribute to the initiation and development of epidemics, their abundance and ...
Lucie Andrianasolonirina, Charlotte Poeydebat, Eva Courchinoux, Isabelle D. Mazet, Marie Rodriguez, Alexandre Chataigner, Mélanie Lelièvre, Jean-Pascal Goutouly, Marc Raynal, Laurent Delière, François Delmotte
5 June 2026

Interception of copper-based fungicides by cover crops – a way to prevent soil contamination in vineyards?

The use of copper (Cu) fungicides in viticulture has led to the accumulation of Cu in vineyard topsoils, threatening soil health and the sustainability of vineyard ecosystems. This study examines the potential of cover crops ...
Jean-Yves Cornu, Jean-Marc Deogratias, Valentin Duquesne, Romain Jouannic, Diana Salvador, Sónia M. Rodrigues, Astrid Avellan
4 March 2026

Cryptoblabes gnidiella: a growing challenge for Mediterranean vineyards

The honeydew moth Cryptoblabes gnidiella (Milliére, 1867 (Lepidoptera, Pyralidae, Phycitinae) is native to the Mediterranean region, but is now ...
Renato Ricciardi, Giovanni Benelli, Andrea Lucchi
27 January 2026

Coping with heatwaves: key points to implement mitigation strategies for berry survival

Extreme heat events have become more frequent and can have a significant impact on agricultural crops, including in viticulture. Since the 1970s, both the duration and frequency of these events have increased, resulting in ...
Julia Gouot-Davoust, Celia Barril, Jason Smith, Bruno Holzapfel, Leigh Schmidtke, Joanna Gambetta
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