837 articles
  • 21st GiESCO International Meeting: ‘A Multidisciplinary Vision towards Sustainable Viticulture’ ISOHYDRIC AND ANISOHYDRIC BEHAVIOR OF 18 WINE GRAPE VARIETIES GROWN IN AN ARID CLIMATE
    Joelle MARTINEZ*, Markus KELLER Irrigated Agriculture Research and Extension Center, Washington State University, Prosser, WA, USA *Corresponding author: mkeller@wsu.edu

    Context and purpose of the study - The interest in understanding the water balance of terrestrial plants under drought has led to the creation of the isohydric/anisohydric terminology. The classification was related to an implication-driven framework, where isohydric plants maintain a constant and high leaf water potential through an early and int...
  • 21st GiESCO International Meeting: ‘A Multidisciplinary Vision towards Sustainable Viticulture’ GEORGIAN VITIS GERMPLASM: CONSERVATION, RESEARCH AND USAGE 1* 2 3 2
    David MAGHRADZE , Osvaldo FAILLA , Roberto BACILIERI , Gabriella DE LORENZIS , Piero Attilio BIANCO2, Silvia TOFFOLATTI2, Rafael OCETE RUBIO4 1 Georgian Technical University (GTU), Tbilisi, Georgia Department of Agricultural and Environmental Sciences, University of Milan, Italy 3 INRA, Montpellier SupAgro, Génétique de la Vigne, Montpellier, France 4 Laboratorio de Entomologia Aplicada, Universidad de Sevilla, Spain 2 *Corresponding author: david.maghradze@gtu.ge

    Context and purpose of the study - Grapevine Vitis vinifera L. is a leader perennial crops for the Republic of Georgia, the South Caucasus. This is a region where the first wine making practice was initiated 8.000 years ago (McGovern et al. 2017) and a spot of grape domestication. The country of Georgia holds 525 local and more than 60 breeding va...
  • 21st GiESCO International Meeting: ‘A Multidisciplinary Vision towards Sustainable Viticulture’ CONVERSION TO MECHANICAL MANAGEMENT IN VINEYARDS MAINTAINS FRUIT ARE SATELLITE IMAGES RELEVANT TO MANAGE VINEYARD FERTILIZATION CONSIDERING DIFFERENT REGIONS AND VARIETIES?
    Eve LAROCHE PINEL1,2,3*, Sylvie DUTHOIT1, Anne COSTARD1, Jacques ROUSSEAU4, Véronique 2,3 2,3 CHERET , Harold CLENET 1 TerraNIS, 12 Avenue de l’Europe, F-31520 Ramonville Saint-Agne, France Ecole d’Ingénieurs de PURPAN, 75 voie du TOEC, F-31076 Toulouse, France 3 UMR 1201 DYNAFOR, INRA / Toulouse INP, 24 chemin de Borderouge 31326 Castanet Tolosan Cedex 4 Institut Coopératif du vin, La Jasse de Maurin, F-34970 Montpellier, France 2 *Corresponding author:eve.laroche-pinel@terranis.fr

    Context and purpose of the study - Currentenvironmental, ecological and economic issues require a better vineyard production management. In fact, a poor use of fertilizing could lead to harmful impact on environment. Another issue concerns the cultures themselves which couldn’t use fertilizers efficiently, leading to a loss of income or too much...
  • 21st GiESCO International Meeting: ‘A Multidisciplinary Vision towards Sustainable Viticulture’ PHYSIOLOGICAL AND GROWTH REACTION OF SHIRAZ/101-14 MGT TO ROW ORIENTATION AND SOIL WATER STATUS
    J.J. HUNTER, C.G. VOLSCHENK ARC Infruitec-Nietvoorbij, Private Bag X5026, Stellenbosch, South Africa Corresponding author: hunterk@arc.agric.za

    Context and purpose of the study - Advanced knowledge on grapevine row orientation is required to improve establishment, management and outcomes of vineyards on terroirs with different environmental conditions (climate, soil, topography) and in view of a future change to more extreme climatic conditions. The purpose of this study was to determine ...
  • 21st GiESCO International Meeting: ‘A Multidisciplinary Vision towards Sustainable Viticulture’ EFFECTS OF THE ADDITION OF BIOCHAR ON THE CHEMICAL PARAMETERS OF A VINEYARD SOIL IN SOUTH TIROL, ITALY
    Maximilian LÖSCH1*, Barbara RAIFER1 , Aldo MATTEAZZI2 2 1 Institute for fruit Growing and Viticulture, Laimburg Research Centre, Laimburg 6, 39040 Auer, Italy Institute for Agrochemistry and Food Quality, Laimburg Research Centre, Laimburg 6, 39040 Auer, Italy *Corresponding author: maximilian.loesch@laimburg.it

    Context and purpose of the study – The usage of pyrogenic carbon (or biochar) to change the chemical and physical properties of agricultural soil has been carried out since many centuries. In the South Tirol region in northern Italy wood gasification plants are used for mainly district heating purposes and generate a fair amount (1.300 t/year) o...
  • 21st GiESCO International Meeting: ‘A Multidisciplinary Vision towards Sustainable Viticulture’ PHENOLIC COMPOSITION OF XINOMAVRO (VITIS VINIFRA L.CV.) GRAPES FROM DIFFERENT REGIONS OF GREECE
    Maria KYRALEOU1, Stamatina KALLITHRAKA1, Eugenia GKANIDI1, Stefanos KOUNDOURAS2 1 Department of Food Science & Human Nutrition, Agricultural University of Athens, 75 Iera Odos, 11855 Athens, Greece 2 Laboratory of Viticulture, School of Agriculture, Aristotle University of Thessaloniki, 54124, Thessaloniki, Greece *Corresponding author: mkyraleou@aua.gr

    Context and purpose of the study – Phenolic compounds are located in skins and seeds and are responsible for important sensory and quality attributes of red grapes and wines, such as astringency, bitterness and colour. However, little is known regarding Greek varieties.The aim of this study is to evaluate the grape phenolic content and to presen...
  • 21st GiESCO International Meeting: ‘A Multidisciplinary Vision towards Sustainable Viticulture’ IMPACT OF DEFICIT IRRIGATION STRATEGIES ON TERPENE CONCENTRATION IN GEWÜRZTRAMINER GRAPES
    Yevgen KOVALENKO1, Ricco TINDJAU1, Simone Diego CASTELLARIN1 1. Wine Research Centre, The University of British Columbia, 2205 East Mall, Vancouver, BC, V6T0C1, Canada *Corresponding author:simone.castellarin@ubc.ca

    Context and purpose of the study - Deficit irrigation is a viticultural practice often applied to improve the phenolic composition of red grapes and wines. However, the impact of this practice on grape terpenes – key aromatics for several grapes and wines – remains largely unknown. This study investigated the impact of deficit irrigation strat...
  • 21st GiESCO International Meeting: ‘A Multidisciplinary Vision towards Sustainable Viticulture’ BUDBURST DELAY AND BERRY RIPENING AFTER VEGETAL OIL APPLICATION IN AUSTRIA
    Jose Carlos HERRERA1*, Robin KNÖBL1, Gregor WIEDESCHITZ1, Christa FEHRINGER1, Christoph GABLER2, Erhard KÜHRER2, Astrid FORNECK1 1 BOKU University, Institute of Viticulture and Pomology, Konrad-Lorenz Str. 24, A-3430 Tulln 2 Wein- und Obstbauschule Krems, Wienerstraße 101, A-3500 Krems *Corresponding author: jose.herrera@boku.ac.at

    Context and purpose of the study – Occurrence of freezing temperatures in early spring when grapevine shoots are developing is termed late frost in viticulture. Young green tissues are very sensible to temperatures below zero and damages often lead to important yield and quality losses such as the case in Europe in 2017. An indirect method to av...
  • 21st GiESCO International Meeting: ‘A Multidisciplinary Vision towards Sustainable Viticulture’ ASSESSING RESERVE NITROGEN AT DORMANCY FOR PREDICTING SPRING NITROGEN STATUS IN CHARDONNAY GRAPEVINES
    Bruno HOLZAPFEL1 ,2* and Jason SMITH1 1 National Wine and Grape Industry Centre, Wagga Wagga, New South Wales 2678, Australia New South Wales Department of Primary Industries, Wagga Wagga, New South Wales 2678, Australia 2 *Corresponding author: bruno.holzapfel@dpi.nsw.gov.au

    Context and purpose of the study - Nitrogen (N) supply strongly influences vine productivity and berry composition, matching availability and uptake requirements of vines during the growing season is essential to optimize vine nutrition. The nutritional status of grapevines is commonly assessed by the determination of petiole nutrient concentratio...
  • 21st GiESCO International Meeting: ‘A Multidisciplinary Vision towards Sustainable Viticulture’ SOIL PREPARATION PRACTICES TO ELIMINATE SOIL RESTRICTIONS TO GRAPEVINE ROOT DISTRIBUTION FOR THE ESTABLISHMENT OF SUSTAINABLE VINEYARDS.
    J E HOFFMANand J L van ZYL Department of Soil Science, Stellenbosch University, Stellenbosch, 7602, Republic of South Africa *Corresponding author: ehoffman@sun.ac.za

    Context and purpose of study - Grapevine yield and wine quality are dependent on good quality vegetative growth and root development. Soils that restrict proper grapevine root development, together with the high cost of establishing a new vineyard, require effective soil preparation to sustain productive vineyards for 25 years. This study reviews ...
  • 21st GiESCO International Meeting: ‘A Multidisciplinary Vision towards Sustainable Viticulture’ INVESTIGATING THREE PROXIMAL REMOTE SENSING TECHNIQUES FOR VINEYARD YIELD MONITORING 1 1 2 3
    Chris HACKING , Nitesh POONA , Nicola MANZAN , Carlos POBLETE-ECHEVERRÍA * 1 Department of Geography and Environmental Studies, Stellenbosch University, Private Bag X1, Matieland 7602, South Africa 2 Dipartimento di Scienze AgroAlimentari, Ambientali e Animali, University of Udine, Via delle Scienze 208, Udine, Italy 3 Department of Viticulture and Oenology, Stellenbosch University, Private Bag X1, Matieland 7602, South Africa *Corresponding author: cpe@sun.ac.za

    Context and purpose of the study - Yield monitoring can provide the winegrowers with information for precise production inputs during the season, thereby, ensuring the best possible harvest. Yield estimation is currently achieved through an intensive process that is destructive and time-consuming. However, remote sensing provides a group of proxim...
  • 21st GiESCO International Meeting: ‘A Multidisciplinary Vision towards Sustainable Viticulture’ INFLUENCE OF VITICULTURE ON THE TEMPORARY EVOLUTION OF THE LANDSCAPE: THE CASE OF THE AO RIBERA DEL DUERO (Central Spain)
    María L. GONZÁLEZ-SANJOSÉ1*, Vicente D. GÓMEZ-MIGUEL2 1 Dpto of Biotechnology and Food, Science, Burgos University, Plaza Misael Bañuelos s/n, 09001 Burgos 2 Universidad Politécnica de Madrid; c/ Puerta de Hierro, 2; 28040-Madrid, Spain *Corresponding author:marglez@ubu.es

    Introduction: The European Landscape Convention (ELC, 2001) defined the landscape as the "part of a territory as perceived by the population and resulting from the action of natural and/or human factors and their interrelationships". Wine landscapes, protected or not under figures such as cultural landscapes or Cultural heritage, are a clear demon...
  • 21st GiESCO International Meeting: ‘A Multidisciplinary Vision towards Sustainable Viticulture’ RESIDUAL COPPER QUANTIFICATION ON GRAPEVINE’S ORGANS
    Silvia GUGOLE, Roberto ZANZOTTI, Daniela BERTOLDI, Enzo MESCALCHIN Fondazione Edmund Mach, 1 Via Edmund Mach, 38010 San Michele all’Adige, Trento, Italia *Corresponding author: silvia.gugole@fmach.it

    Context and purpose of the study – Copper is listed among the active substances candidates for substitution (Regulation EU 2015/408). Yet still, because of the lack of valid alternatives, the European Commission recently confirmed its usage authorization by limiting the maximum amount to 28 Kg per hectare in 7 years, i.e. an average of 4 kg/year...
  • 21st GiESCO International Meeting: ‘A Multidisciplinary Vision towards Sustainable Viticulture’ SWITCH GENES AS A KEY TO UNDERSTAND THE GRAPEVINE RIPENING DISORDER BERRY SHRIVEL? 1* 1,2 1 1
    Michaela GRIESSER , Stefania SAVOI , Jose Carlos HERRERA , Astrid FORNECK 1 Division of Viticulture and Pomology, Department of Crop Sciences, University of Natural Resources and Life Sciences Vienna, Konrad Lorenz Straße 24, 3430 Tulln, Austria 2 Current address: Montpellier SupAgro, 2 Place Pierre Viala, 34060 Montpellier, France *Corresponding author: michaela.griesser@boku.ac.at

    Context and purpose of the study - The ripening of grapevine berries encompasses complex morphological and physiological processes, especially at veraison. Berry shrivel (BS) is a ripening physiological disorder affecting grape berries with visible symptoms appearing short after veraison. The main symptoms of BS are a strong reduction in sugar acc...
  • 21st GiESCO International Meeting: ‘A Multidisciplinary Vision towards Sustainable Viticulture’ DO HIGH TEMPERATURE EXTREMES IMPACT BERRY TANNIN COMPOSITION?
    Julia GOUOT 1,2* 1,3 1,4 1,2 , Jason SMITH , Bruno HOLZAPFEL , Celia BARRIL 1 National Wine and Grape Industry Centre, Wagga Wagga, New South Wales, 2678, Australia School of Agricultural and Wine Sciences, Charles Sturt University, Wagga Wagga, New South Wales, 2678, Australia 3 New South Wales Department of Primary Industries, Orange, New South Wales, 2800, Australia 4 New South Wales Department of Primary Industries, Wagga Wagga, New South Wales, 2678, Australia 2 *Corresponding author: jgouot@csu.edu.au

    Context and purpose of the study - Flavonoids, including flavonols, anthocyanins, and tannins, are important contributors to grape and wine quality, and their biosynthesis is strongly influenced by bunch microclimate. While the synergistic effect of light and temperature has been intensively examined on flavonoids in relation to bunch exposure, st...
  • 21st GiESCO International Meeting: ‘A Multidisciplinary Vision towards Sustainable Viticulture’ CARBON ISOTOPE DISCRIMINATION IN BERRY JUICE SUGARS: CHANGES IN RESPONSE TO SOIL WATER DEFICITS ACROSS A RANGE OF Vitis Vinifera CULTIVARS
    Mark GOWDY1, Agnès DESTRAC-IRVINE1, Elisa MARGUERIT1, Philippe PIERI1, 1 1* Gregory GAMBETTA , Cornelis VAN LEEUWEN 1 EGFV, Bordeaux Sciences Agro, INRA, Univ. Bordeaux, ISVV, F-33882 Villenave d-Ornon, France *Corresponding author: vanleeuwen@agro-bordeaux.fr

    Context and purpose of the study - In wine producing regions around the world, climate change has the potential to decrease the frequency and amount of precipitation and increase average and extreme temperatures. This will lower soil water availability and increase evaporative demand, thereby increasing the frequency and intensity of water deficit...
  • 21st GiESCO International Meeting: ‘A Multidisciplinary Vision towards Sustainable Viticulture’ HERBICIDE-FREE SYSTEMS BASED ON UNDER-THE-ROW GRASS COVER IN FRENCH VINEYARDS
    Laure GONTIER1*, Christophe GAVIGLIO1, Xavier DELPUECH2 1 IFV Sud-ouest, V’innopôle, BP22, F-81310 Lisle sur Tarn, France IFV Rhône-Méditerranée, 361 rue J.F. Breton, BP5095, F-34196 Montpellier, France 2 *Corresponding author:laure.gontier@vignevin.com

    Context and purpose of the study - In a context of reducing herbicide use, the most part of French vineyards are developing permanent grass cover crops on inter-rows alleys, while under the row chemical weeding remains the general case. The setting up of a controlled grass cover crop under the vine row could be a complementary alternative to mecha...
  • 21st GiESCO International Meeting: ‘A Multidisciplinary Vision towards Sustainable Viticulture’ IMPORTANCE OF THE TERROR VARIABILITY MAP (TVM) IN PRECISION VITICULTURE (PV): CHOICE OF METHODOLOGY FOR SOIL CLASSIFICATION 1
    Vicente D. GÓMEZ-MIGUEL Universidad Politécnica de Madrid; c/ Puerta de Hierro, 2; 28040-Madrid, Spain 1 *Corresponding author:vicente.gomez@upm.es

    Context and purpose of the study – ThePrecision Viticulture (PV) is defined “as a management system that is information and technology based, is site specific and uses one or more of the following sources of data: soils, vigour, nutrients, pests, moisture, and yield among others, for optimum profitability, sustainability, and protection of the...
  • 21st GiESCO International Meeting: ‘A Multidisciplinary Vision towards Sustainable Viticulture’ USE OF SLUDGE FROM INNOVATIVE WINERY WASTEWATER TREATMENT SYSTEM AS AMENDMENT IN VINEYARD
    Laure GONTIER1, Thierry DUFOURCQ 1, Teodora DE PEDRO2, Diego LÓPEZ LARRIA3, Christina CARLOS4, M. del Carmen SABORIDO DIAZ5, Hernán OJEDA 2 1 IFV Sud-ouest, V’innopôle, BP22, 81310 Lisle sur Tarn, France 2 INRA UE999 Pech Rouge, 11430 Gruissan, France. 3 Consejería de Agricultura, Ganadería y Medio Ambiente, Gobierno de La Rioja, 26071 Logroño, Spain 4 ADVID, 5000-033 Vila Real, Portugal 5 AGACAL, Avda. Camiño Francés, 10 – baixo, Santiago de Compostela (A Coruña), Spain *Corresponding author: laure.gontier@vignevin.com

    Context and purpose of the study - In a context of reducing the environmental footprint of the wine sector, the European project WETWINE (2016-2019) aims to validate an innovative natural-based technology for winery wastewater treatment. The WETWINE valorisation system associates an anaerobic pre-treatment unit with a combination of subsurface flo...