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Vineyard Management

The visual appeal of the color of red wine: microbiological implications
José Antonio SUAREZ-LEPE ; Universidad Politécnica de Madrid. Grupo Enotec-UPM
Generally, the first sensory impression of a wine is visually perceived. Color, intensity, tonality,... gives us information about the elaboration processes, variety, ageing, oxidation and stabiliz...
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Published on: 29/07/2019
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Partial Shading of Cabernet Sauvignon and Shiraz Vines Altered Wine Color and Mouthfeel Attributes, but Increased Exposure Had Little Impact
Venetia L. Joscelyne, Mark O. Downey, Marica Mazza, and Susan E. P. Bastian, J. Agric. Food Chem., 55 (26), 10888–10896
Few studies have investigated the impact of vine shading on the sensory attributes of the resultant wine. This study examines the effects of canopy exposure levels on phenolic composition plus aroma,
Published on: 24/04/2008
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PANORAMA AND SYNTHESIS OF THE 8TH INTERNATIONAL OENOLOGICAL SYMPOSIUM OF BORDEAUX- JUNE 2007
Sophie PALLAS, Oenologist
Close to 200 communications, of which 42 were selected for the event extending over 2 days and a half, further completed by some twenty workshops: due to this extent, it is not possible to be exhau...
Published on: 24/04/2008
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VITICULTURAL FACTORS AND RESVERATROL IN GRAPES AND WINE
Luigi BAVARESCO, Matteo GATTI, Maria Isabel van Zeller de Macedo Basto GONÇALVES
The resveratrol is a phenolic compound synthesised by the herbaceous parts and by the skins and berry and is believed to have health properties. This substance belongs to the chemical species of th...
Published on: 24/04/2008
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Influence of Undervine Floor Management on Weed Competition, Vine Nutrition, and Yields of Pinot noir
Gregory L. Hostetler, Ian A. Merwin, Michael G. Brown and Olga Padilla-Zakour, Am. J. Enol. Vitic. 58:4:421-430 (2007)
Four undervine floor management techniques—composted bark mulch, reflective (white) and black geotextile mulches, and mechanical soil cultivation—were evaluated with regard to weed suppression, can...
Published on: 22/03/2008
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MODERN APPROACH TO THE RED GRAPE QUALITY MANAGEMENT
CELOTTI Emilio, CARCERERI DE PRATI Giuseppe, FIORINI Paolo
The recent years were marked by a significant development in the laboratory analytical methods for the analysis of the polyphenols in the red grapes. However, for the measurement at the receiving o...
Published on: 28/01/2008
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PROPOSAL FOR AN ALTERNATIVE PRODUCT TO ACIDIFY GRAPE MUSTS AND WINES
Emilio CELOTTI, Paolo FIORINI, Sabrina CANTONI, Salvatore MARINO
The possible use in winemaking of the cluster removed in thinning performed at the color change, as source of malic acid has been studied. The grape removed during the cluster thinning in the month...
Published on: 20/12/2007
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A SURVEY OF SEASONAL TEMPERATURES AND VINEYARD ALTITUDE INFLUENCES ON 2-METHOXY-3-ISOBUTYLPYRAZINE, C13-NORISOPRENOIDS, AND THE SENSORY PROFILE OF BRAZILIAN CABERNET SAUVIGNON WINES
Leila Denise Falcão, Gilles de Revel, Marie Claire Perello, Anastasia Moutsiou, Mauro Celso Zanus, and Marilde T. Bordignon-Luiz, J. Agric. Food Chem.
This report has investigated the seasonal temperatures influences (winter and summer) of five vineyards at different altitudes on the concentrations of 2-methoxy-3-isobutylpyrazine (MIBP), - and -io
Published on: 25/07/2007
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INFLUENCE OF IRRIGATION ON VINE PERFORMANCE, FRUIT COMPOSITION, AND WINE QUALITY OF CHARDONNAY IN A COOL, HUMID CLIMATE
Andrew G. Reynolds, Wesley D. Lowrey, Lydia Tomek, Javad Hakimi and Christiane de Savigny, Am. J. Enol. Vitic. 58:2:217-228 (2007)
Five irrigation treatments (nonirrigated control; irrigation cut-offs imposed postbloom, lag phase, and veraison; and full season irrigation) were evaluated in an Ontario Chardonnay vineyard over a...
Published on: 25/07/2007
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CHANGES IN NORISOPRENOID LEVELS WITH LONG-TERM NITROGEN FERTILISATION IN DIFFERENT VINTAGES OF VITIS VINIFERA VAR. RIESLING WINES
A.W. Linsenmeier and O. Löhnertz, S. Afr. J. Enol. Vitic., Vol. 28, No. 1, 2007
C13-norisoprenoids were measured in Riesling wines produced from the 1996, 1997 and 2003 vintages within the scope of a long-term nitrogen (N) fertilisation experiment. The wines were made from trea
Published on: 25/07/2007
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GRAPEVINE SHOOT REMOVAL
Laurent DARTIGOEYTE, Service Vigne et Vin, Chambre d’Agriculture de la Gironde
Among the green intervention, the shoot removal is essential for the good equilibrium of the rootstock but also necessary for the optimal execution of certain cultural practices. Several techniques
Published on: 25/07/2007
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Influence of Vineyard Floor Management Practices on Grapevine Vegetative Growth, Yield, and Fruit Composition
Dejan Tesic, Markus Keller and Ronald J. Mutton Am. J. Enol. Vitic. 58:1:1-11 (2007)
The viticultural effects of sward competition with vines for water and nutrients, indirectly resulting from reduced herbicide use under a sustainable production system, are well established in cool...
Published on: 26/06/2007
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MECHANIZATION AND TERROIR, ARE THEY COMPATIBLE?
Stefano PONI, Istituto di Frutti-viticoltura, Università Cattolica del Sacro Cuore di Piacenza, Italy
Stefano Poni wrote on the natural link between mechanical grape harvesting and the “terroir” expression and the effect on grape and wine quality. Winter and summer pruning effects on wine quality are
Published on: 29/05/2007
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INFLUENCE OF DEFOLIATION ON OVERWINTERING CARBOHYDRATE RESERVES, RETURN BLOOM, AND YIELD OF MATURE CHARDONNAY GRAPEVINES
Jeff Bennett, Peter Jarvis, Glen L. Creasy, and Michael C.T. Trought
The carbohydrate (CHO) reserve physiology of Chardonnay grapevines growing in the cool climate of New Zealand was examined in relation to subsequent flowering and fruiting using defoliation treatme...
Published on: 19/12/2006
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FATE OF PESTICIDES DURING THE WINEMAKING PROCESS IN RELATION TO MALOLACTIC FERMENTATION
Greg A. Ruediger, Kevin H. Pardon, Alex N. Sas, Peter W. Godden and Alan P. Pollnitz
The effect of red wine malolactic fermentation on the fate of seven fungicides (carbendazim, chlorothalonil, fenarimol, metalaxyl, oxadixyl, procymidone, and triadimenol) and three insecticides (ca...
Published on: 19/11/2006
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EFFECT OF SOIL MOISTURE AVAILABILITY ON MERLOT: FROM LEAF WATER POTENTIAL TO GRAPE COMPOSITION
Sivilotti, P.;Bonetto, C.;Paladin, M.;Peterlunger, E.
Grape phenolics are a relevant part of grape quality, and their metabolism in the berry may be modified by environmental factors. To determine the influence of different water regimes on the polyph...
Published on: 19/11/2006
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