Zsolt ZSÓFI ; Ottó BENCSIK ; András SZEKERES ; Xénia PÁLFI ; Ádám BOZÓ ; Szabolcs VILLANGÓ 1 ESZTERHÁZY KÁROLY UNIVERSITY, DEPARTMENT OF VITICULTURE AND OENOLOGY, Leányka str. 6, Eger H3300 Hungary. 2 UNIVERSITY OF SZEGED, DEPARTMENT OF MICROBIOLOGY, Közép fasor 52., Szeged, H-6726 Hungary, 3 ESZTERHÁZY KÁROLY UNIVERSITY, FOOD AND WINE RESEARCH INSTITUTE, Leányka str. 6., Eger, H-3300, Hungary *Corresponding author: zsofi.zsolt@uni-eszterhazy.hu

Context and purpose of the study - Kékfrankos (Vitis vinifera L.) grapevines grafted on Teleki-Kober 5BB rootstock were submitted to water deficit under greenhouse conditions. The aim of the experiment was to study the effect of pre-, and post-veraison water deficit on grape berry phenolic maturity and texture characteristics. Material and method...

Konstantinos ZOUKIDIS , Athanasios GERTSIS , Avraam MAVRIDIS *, Ourania-Elodie SOUFLEROU2, Evangelos SOUFLEROS3 1 Perrotis College, American Farm School, GR570 01, Thessaloniki, GREECE. 2 Vineyard & Winery, “Christiane Jardel Soufleros”Trilofos GR575 00, Thessaloniki, GREECE. 3 Laboratory of Oenology and Alcoholic Beverages, Department of Food Science &Technology, School of Agriculture, Faculty of Agriculture, Forestry and Natural Environment, Aristotle University of Thessaloniki, Thessaloniki, GREECE. *Corresponding author: amavri@afs.edu.gr

Context and purpose of the study – Evaluation of the fertility management practices in wine grape varieties production. Wine grape represents one of the most important productions in Greece with major impact to the socioeconomic characteristics of the country. The objective of this study is to evaluate, with the support of Geospatial Technologie...

Shijian ZHUANG1*, Qun SUN2, Karl LUND3, Kaan KURTURAL4, Matthew FIDELIBUS4 1 UC Cooperative Extension, Fresno County 2 California State University at Fresno 3 UC Cooperative Extension, Madera County 4 University of California at Davis *Corresponding author: gzhuang@ucanr.edu

Context and purpose of the study – San Joaquin Valley accounts for 40% of wine grape acreage and produces 70% of wine grape in California. Fruit quality is one of most important factors which impact the economical sustainability of farming wine grapes in this region. Due to the recent drought and expected labor cost increase, the wine industry i...

Marco ZITO*1, Massimiliano COCCO2, Roberta DE BEI3, Cassandra COLLINS3 1 Istituto di Scienze della Vita, Scuola Superiore Sant'Anna, Pisa, Italy 56127 2 Dipartimento di Agraria, Università degli Studi di Sassari, Sassari, Italy 07100 3 School of Agriculture, Food and Wine, Waite Research Precinct, The University of Adelaide, PMB I, Glen Osmond, SA 5064, Australia *Corresponding author: marcozitogennaro@libero.it

Context and purpose of the study - It is fundamental for wineries to know the potential yield of their vineyards as soon as possible for future planning of winery logistics. As such, non-invasive image-based methods are being investigated for early yield prediction. Many of these techniques have limitations that make it difficult to implement for ...

Tingting ZHANG1, Allison HAYWOOD2, Mark KRASNOW2* 1 Thoughtful Viticulture, Napier, Hawke’s Bay, New Zealand Thoughtful Viticulture, PO Box 312, Blenheim, 7240, New Zealand 2 *Corresponding author : mkrasnow@gmail.com

Context and purpose of the study – Herbicides are commonly sprayed in the vine row to prevent competition with vines for water and minerals and to keep weeds from growing into the bunch zone. Sprays are applied before budbreak and reapplied multiple times during the season to keep the undervine bare. There is growing concern about the negative e...

P. Zamanidis , Ch. Paschalidis , L. Papakonstantinou , D. Taskos G. Merkouropoulos , Karazoglou A. 1 Department of Viticulture of Athens. Institute of Olive Tree, Subtropical Cropsand Viticulture,.Hellenic Agricultural Organization-DEMETER 1 S. Venizelou Str., 14123, Lykovrisi, Attiki, Greece. Email panzamanidis@yahoo.gr. 2 Technological Educational Institute of Peloponnese, School of Agricultural Technology, 24100 Antimalamos, Kalamata 3 Agricultural University of Athens, 75 IeraOdos str., 11855, Botanikos, Attica. Corresponding author : chpaschal46@yahoo.gr

Context and purpose of the study - This paper presents is the create, the study and amplographic description the new white Greek table variety grapes "Aztec", created in 2013 by breeder P. Zamanidis at the Athens vineyard of the Institute of Olive, Subtropical Plants and Vine. Material and methods - The variety created by crossing with the method ...

Shijian ZHUANG1*, Kaan KURTURAL2, Matthew FIDELIBUS2 1 University of California Cooperative Extension, Fresno County 2 Department of Viticulture and Enology, University of California at Davis *Corresponding author: gzhuang@ucanr.edu

Context and purpose of the study – San Joaquin Valley accounts for 68% of Pinot gris acreage and produces 83% of Pinot gris wine in California. Strong demand for Pinot gris has prompted growers to restrict the nonbearing period to less than two years, if possible. This requires permanent vine structure establishment the first year with a crop ex...

P. Zamanidis1, Ch. Paschalidis2, L. Papakonstantinou3 and. Taskos1D. 1 Department of Viticulture of Athens. Institute of Olive Tree, Subtropical Cropsand Viticulture,.Hellenic Agricultural Organization-DEMETER 1 S. Venizelou Str., 14123, Lykovrisi, Attiki, Greece. Email panzamanidis@yahoo.gr. 2 Technological Educational Institute of Peloponnese, School of Agricultural Technology, 24100 Antimalamos, Kalamata 3 Agricultural University of Athens, 75 IeraOdos str., 11855, Botanikos, Attica. Corresponding author : chpaschal46@yahoo.gr

Context and purpose of the study - This paper presents is the create, the study and ampelographic description the new «Early Likovrisi», that was created (2014) in Greece by Pantelis Zamanidis. Material and methods - The variety created by crossing with the hybridization method of the varieties “Talisman” and “Florina”. “Early Likovris...

P. Zamanidis1, Ch. Paschalidis2, L. Papakonstantinou3, Taskos1D. 1 Department of Viticulture of Athens. Institute of Olive Tree, Subtropical Cropsand Viticulture,.Hellenic Agricultural Organization-DEMETER 1 S. Venizelou Str., 14123, Lykovrisi, Attiki, Greece. Email panzamanidis@yahoo.gr. 2 Technological Educational Institute of Peloponnese, School of Agricultural Technology, 24100 Antimalamos, Kalamata 3 Agricultural University of Athens, 75 IeraOdos str., 11855, Botanikos, Attica. Corresponding author : chpaschal46@yahoo.gr

Context and purpose of the study - This paper presents is the create, the study and amplographic description the new pink“Early Elgo Demetra” variety. The seedless resistant grape variety “Early Elgo Demetra” was created by P. Zamanidis at the Athens Vine Department of the Institute of Olive and Subtropical Plants, in 2014. Material and me...

P. Zamanidis1, Ch. Paschalidis2, L. Papakonstantinou3, Taskos1D. 1 Department of Viticulture of Athens. Institute of Olive Tree, Subtropical Cropsand Viticulture,.Hellenic Agricultural Organization-DEMETER 1 S. Venizelou Str., 14123, Lykovrisi, Attiki, Greece. Email panzamanidis@yahoo.gr. 2 Technological Educational Institute of Peloponnese, School of Agricultural Technology, 24100 Antimalamos, Kalamata 3 Agricultural University of Athens, 75 IeraOdos str., 11855, Botanikos, Attica. Corresponding author : chpaschal46@yahoo.gr

Context and purpose of the study - This paper presents is the create, the study and amplographic description the new seedless grape variety «Callinicos» was created by P. Zamanidis at the Athens Vine Department of the Institute of Olive and Subtropical Plants, with the hybridization method in 2012 Material and methods - The variety created by cr...

P. Zamanidis , Ch. Paschalidis , L. Papakonstantinou , D Taskos and Vavoulidou .E 1 Department of Viticulture of Athens. Institute of Olive Tree, Subtropical Cropsand Viticulture,.Hellenic Agricultural Organization-DEMETER 1 S. Venizelou Str., 14123, Lykovrisi, Attiki, Greece. Email panzamanidis@yahoo.gr. 2 Technological Educational Institute of Peloponnese, School of Agricultural Technology, 24100 Antimalamos, Kalamata 3 Agricultural University of Athens, 75 IeraOdos str., 11855, Botanikos, Attica. 4 "ELGO DIMITRA" Athens Soil Science Institute. 1 Venizelou St., 14123 Lykovrysi, Attica. Corresponding author : chpaschal46@yahoo.gr

Context and purpose of the study - The multi-annual study of the International Genetic Bank of the Grape Vine has shown that red varieties are enough, but the red varieties that produce high-quality red wine are minimal. This paper presents is the create, the study and amplographic description the new red variety "Nektar.". The new red variety "Ne...

P. Zamanidis , Ch. Paschalidis , L. Papakonstantinou , D. Taskos , A. Karazoglou and Merkouropoulos1G. 1 Department of Viticulture of Athens. Institute of Olive Tree, Subtropical Cropsand Viticulture,.Hellenic Agricultural Organization-DEMETER 1 S. Venizelou Str., 14123, Lykovrisi, Attiki, Greece. Email panzamanidis@yahoo.gr. 2 Technological Educational Institute of Peloponnese, School of Agricultural Technology, 24100 Antimalamos, Kalamata 3 Agricultural University of Athens, 75 IeraOdos str., 11855, Botanikos, Attica. Corresponding author : chpaschal46@yahoo.gr

Context and purpose of the study - This paper presents is the create, the study and amplographic description the newGreek aromatic variety of red wine grapes "Promitheus", created in 2012 by Researcher P. Zamanidis at the Athens Vine Department of the Institute of Olive, Subtropical Plants and Vine. Material and methods - The variety created by cr...

Lynn WUNDERLICH , Franz NIEDERHOLZER , Lisa BLECKER , Rhonda J. SMITH , Stephanie BOLTON 5 1 UCCE, 311 Fair Lane, Placerville, California, 95667 USA. UCCE, P.O. Box 180, 100 Sunrise Blvd., Colusa, California, 95932 USA. 3 UCIPM, 2801 Second St., Davis, California, 95618 USA. 4 UCCE, 133 Aviation Blvd. Santa Rosa, California, 95403 USA. 5 Lodi Winegrape Commission, 2545 Turner Rd., Lodi, California, 95242 USA. 2 *Corresponding author:lrwunderlich@ucanr.edu

Context and purpose of the study – In California, little training in sprayer calibration or pesticide drift management is required to apply pesticides. Yet, there is a need to maximize pesticide efficacy and minimize drift. Therefore, our team is developing a training course on airblast application best practices. We distributed a survey to iden...

Runze YU , Luca BRILLANTE , Johann MARTÍNEZ-LÜSCHER , Luis SANCHEZ , S. Kaan KURTURAL 1* 1 Department of Viticulture and Enology, Oakville Experiment Station, University of California, Oakville, CA, USA 2 Department of Viticulture and Enology, California State University, Fresno, CA, USA 3 E & J Gallo Winery, 700 Yosemite Blvd, Modesto, CA, USA * Corresponding author: skkurtural@ucdavis.edu

Context and Purpose of the Study- Plant water status of grapevine plays a critical role in affecting berry and final wine chemical composition. The environmental variabilities existing in vineyard system have significant impacts on plant water status, but it is challenging to individualize environmental factors from the temporal and spatial variab...

Runze YU , Luca BRILLANTE , Johann MARTÍNEZ-LÜSCHER , S. Kaan KURTURAL 1 Dept. of Viticulture and Enology, University of California, Davis, CA, 95616, USA Dept. of Viticulture and Enology, California State University, Fresno, CA, 93704, USA 2 * Corresponding author: skkurtural@ucdavis.edu

Context and Purpose of the Study – ‘Crimson Seedless’ (Vitis vinifera L.) is a late-ripening, red seedless table grape cultivar with inadequate anthocyanin accumulation and less than ideal berry size issues. It was necessary to understand the natural variations in the vineyard as well as the application of proximal sensing to monitor, and es...

Eustratios Guillaume XYRAFIS , Maritina STAVRAKAKI , Ioannis DASKALAKIS , Konstantinos TELLIS , Despoina BOUZA1, Katerina BINIARI1* 1 Laboratory of Viticulture, Agricultural University of Athens, Iera Odos 75, 11855, Athens, Greece 2 Domaine Sigalas, Baxes, Oia Santorini 84702, Santorini, Greece *Corresponding author: kbiniari@aua.gr

Context and purpose of the study - In the context of climate change and for the sustainable exploitation of Mediterranean vineyards, it is necessary to use new strategies to adapt to the new climatic conditions. High temperatures and radiation along with the increasing CO2 concentration in the atmosphere affect the maturity process, the technologi...

Lina WANG , Eloïse BROUARD , Ghislaine HILBERT , Christel RENAUD , Serge DELROT , Eric GOMÈS , Sabine GUILLAUMIE1, Zhanwu DAI1* 1 EGFV, Bordeaux Sciences Agro, INRA, Université de Bordeaux, ISVV, 33882 Villenave d’Ornon, France *Corresponding author: zhanwu.dai@inra.fr

Context and purpose of the study – Global climate change is intensifying and the emergence of regional extreme weather events is increasing both in frequency and intensity. These environmental changes are modifying vine physiology and significantly impact grape berry composition. Warmer temperatures during the growing season increase must sugar ...

Jiaming WANG , Emilie AUBIE , Yi-Bin LAN , Marnie CROMBLEHOLME , Andrew REYNOLDS 1* 1 Cool Climate Oenology & Viticulture Institute, Brock University, St. Catharines, ON, L2S 3A1, Canada. 2 Andrew Peller Winery, 697 S Service Rd, Grimsby, ON L3M 4E8, Canada. *Corresponding author:areynolds@brocku.ca

Context and purpose of the study - An undesirable note called “floral taint” has been observed in red wines by winemakers in the Niagara region caused by large volumes of frozen leaves and petioles [materials-otherthan-grapes (MOG)] introduced during mechanical harvest and subsequent winemaking late in the season. The volatiles, which we hypot...

Sebastian VARGAS1*, Francesco GUIDI1,2, Edmundo BORDEU3, Alvaro GONZALEZ1 , Samuel ORTEGA-FARÍAS4 1 Centro de Investigación e Innovación de Viña Concha y Toro, Ruta K-650 km 10 Pencahue, Chile 2 École Supérieure d'Agriculture d'Angers, 55 rue Rabelais 49007 ANGERS, France 3 Pontificia Universidad Católica de Chile, Av. Vicuña Mackenna 4860, Santiago, Chile 4 Centro de Investigación y Transferencia en Riego y Agroclimatología (CITRA), Universidad de Talca, Av. Lircay s/n, Talca, Chile *Corresponding author:sebastian.vargass@conchaytoro.cl

Context and purpose of the study - Climate change establishes challenges, as well as opportunities for many sectors, and markedly the wine sector. The wine industry plays a weighty role in Chile’s economy, where contributes considerably to the country financial development. Counting the vulnerability of the country to such changes, it is fundame...

Mar VILANOVA1*, María FANDIÑO2, José Manuel MIRÁS-AVALOS2, José Javier CANCELA2 1 2 Spanish National Research Council (MBG-CSIC). El Palacio-Salcedo, 36143, Pontevedra (Spain) GI-1716, Agroforestry Engineering Department, EPSE, Universidad de Santiago de Compostela, 27002 Lugo, Spain *Corresponding author: mvilanova@mbg.csic.es

Context and purpose of the study - The grape quality is affected by the canopy manipulation. Water management is a fundamental tool for controlling reproductive growth and grape quality. Moreover, the overall effect of irrigation might produce changes according to other cultural practices, particularly those associated with leaf removal. The prese...