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Vineyard Management

An electrochemical method for real time measurement of polyphenols during winemaking
By Christine Pascal, Nelly Champeau, Jean Baptiste Diéval, Stéphane Vidal; Vinventions, Enology team, France
Polyphenols are known to play a major role in must oxidation as well as in wine aging and oxidation. However, they are difficult to measure in the cellar due to lack of adequate technology. Therefo...
Published on: 03/02/2020
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Improved understanding of varietal thiol precursors in grapes and wine
David W. JEFFERY; School of Agriculture, Food and Wine, Waite Campus, The University of Adelaide
This insightful series of studies has provided deeper insight into biochemical aspects of 3-MH precursor formation. The work has yielded unique knowledge about the dynamic nature of thiol precursor...
Published on: 26/03/2013
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A new web-based system for vineyard monitoring and decision making
The final results of the EU project MoDeM_IVM will be presented at a conference organized within Vinitech, on November 29th, 2012, at Hall 3, Room 303 of the Bordeaux Exhibition Centre.
Published on: 05/11/2012
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Intra-plot variability: evaluation, consequences on harvest quality and potential applications once identified
Vincent DE RUDNICKI; Cemagref – UMR ITAP; Montpellier, France
The precision viticulture concept is an important current topic especially for the Environment Round Table (Grenelle de l’environnement) in France. If improved productivity is one of the benefits o...
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Published on: 20/10/2009
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Spontaneous green cover and competition: synthesis of 5 years of study in the Rhone Valley
F. BOUTIN, B. GENEVET ; Vaucluse Chamber of Agriculture –Gard Chamber of Agriculture, France
The presence of green cover between rows of vines during winter months continues to be recommended since it does not compete with the vines. However the limitations imposed by green covering during...
Published on: 08/06/2009
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Minimum pruning, a way to control production costs?
Jacques ROUSSEAU1, Alain CARBONNEAU2, Hernan OJEDA3; 1 ICV – Lattes, 2 Agro Montpellier, 3 INRA Unité Expérimentale de Pech Rouge, France
The economic interest of these practices is evident: reduction of pruning or even no more pruning, this represents a 20 to 30% economic saving per year per hectare. Furthermore there is a significant
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Published on: 12/05/2009
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Programming different irrigation strategies: effects on grape and wine quality
Jacques ROUSSEAU, Caroline POZZO DI BORGO; ICV La Jasse de Maurin 34970 Lattes - France
A study was completed on Syrah vines planted in shallow soil. This study compared the impacts of different irrigation programs in 2006 set up according to the water balance and based upon root defi...
Published on: 18/04/2009
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Biogenic amines and grapes: effect of microbes and fining agents
GROSSMANN, M., SMIT, I., LOEHNERTZ, O. ANSORGE, A.; Geisenheim Research Center, Geisenheim (Germany)
Biogenic amines are believed to cause allergy-like reactions in sensitive people after uptake. In this study, the focus was laid on the content of biogenic amines in grapes produced under different...
Published on: 20/01/2009
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Agronomical Practices on Skin Anthocyanin Profile of Nebbiolo Grapes
Silvia Guidoni, Alessandra Ferrandino and Vittorino Novello Am. J. Enol. Vitic. 59:1:22-29 (2008)
The influence of season and 50% cluster thinning (CT) and 50% leaf removal (LR) on skin anthocyanin profile was studied in cv. Nebbiolo in the Barbaresco wine production area (northwestern Italy). ...
Published on: 24/11/2008
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Influence of Vine Vigor on Pinot noir Fruit Composition, Wine Chemical Analysis, and Wine Sensory Attributes
Jessica M. Cortell, Hanne K. Sivertsen, James A. Kennedy and Hildegarde Heymann Am. J. Enol. Vitic. 59:1:1-10 (2008)
The relationships among grapevine (Vitis vinifera) vigor variation and resulting fruit composition, fruit chemical analyses, wine chemical analyses, and sensory attributes were investigated. The st...
Published on: 24/11/2008
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PROTECTION OF GRAPEVINE PRUNING WOUNDS FROM INFECTION BY EUTYPA LATA
M.R. SOSNOWSKI, M.L. CREASER, T.J. WICKS, R. LARDNER and E.S. SCOTT AGJWR Vol 14, Number 1, 2008
Eutypa dieback is a major threat to the sustainability and productivity of the viticulture industry worldwide. The fungicide benomyl has been the most effective treatment to protect wounds against ...
Published on: 27/10/2008
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INVOLVEMENT OF ABSCISIC ACID AND POLYAMINES IN BERRY RIPENING OF VITIS VINIFERA (L.) SUBJECTED TO WATER DEFICIT IRRIGATION
M.C. ANTOLÍN, H. SANTESTEBAN, E. SANTA MARÍA, J. AGUIRREOLEA and M. SÁNCHEZ-DÍAZ; AGJWR Vol 14, Number 1, 2008
Partial rootzone drying (PRD) is an irrigation system that permits better control of vegetative growth without reducing fruit yield. However, little is known about how grapevine reproductive develo...
Published on: 27/10/2008
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INFLUENCE OF PARTIAL ROOTZONE DRYING ON THE COMPOSITION AND ACCUMULATION OF ANTHOCYANINS IN GRAPE BERRIES (VITIS VINIFERA CV. CABERNET SAUVIGNON)
K. BINDON, P. DRY and B. LOVEYS AGJWR Vol 14, Number 1, 2008
The aim of the study was to investigate anthocyanin composition and accumulation in grape berries in response to the partial rootzone drying (PRD) irrigation technique.The experiment was on Vitis v...
Published on: 27/10/2008
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Effect of Lime-Induced Leaf Chlorosis on Ochratoxin A, trans-Resveratrol, and å-Viniferin Production in Grapevine (Vitis vinifera L.) Berries Infected by Aspergillus carbonarius
Luigi Bavaresco, Silvia Vezzulli, Silvia Civardi, Matteo Gatti, Paola Battilani, Amedeo Pietri, and Federico Ferrari. J. Agric. Food Chem., 56 (6), 20
Berries of Vitis vinifera L. cv. Merlot, grown on a neutral or calcareous soil, were infected, at phenological phases of veraison and ripening, by a conidial suspension of Aspergillus carbonarius t...
Published on: 24/09/2008
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Copper Fungicide Residues in Australian Vineyard Soils
Adam M. Wightwick, Mahabubur R. Mollah, Debra L. Partington, and Graeme Allinson, J. Agric. Food Chem., 56 (7), 2457–2464, 2008.
Copper (Cu) concentrations were measured in Australian vineyard soils to assess the extent and magnitude of Cu accumulation resulting from the use of Cu-based fungicides and to indicate the likely ...
Published on: 26/08/2008
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ESTIMATION OF THE PHENOLIC MATURITY OF RED GRAPES USING THE STANDARD ITV METHOD
CAYLA Laure and RENARD Romain– ITV France
For several years, I.T.V. France has been working on a method to estimate the polyphenolic potential of red grape harvests, called the Standard ITV Method. This method could be suitable to provide ...
Published on: 24/06/2008
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