Session

Poster Sessions 2014
Research Reports on Display

Authors present their poster research during Texas Regional Wine Reception (5:00 pm – 6:30 pm) Wednesday, June 25, at the Hyatt Regency Austin

Student Flash Talks

Wednesday, June 25, 3:50 pm – 5:00 pm, & Thursday, June 26, 4:40 pm – 5:50 pm, at the Hyatt Regency Austin

Some student poster presenters have been assigned oral, 4-minute Flash Talks. These “flash” presentations will provide additional opportunities for interaction between conference attendees and student researchers.

Click here for Flash Talk Schedule.

Chair:

Leticia Chacón-Rodríguez, Treasury Wine Estates, California

Industry Research Report Posters

I1 Use of a Noninvasive and Nondestructive Technology to Measure Oxygen and Carbon Dioxide in Wine
Massimo Fedel, L Pro Srl Via del Lavoro, Italy
I2 Acadian LSC, a Commercial Extract of Ascophyllum nodosum, Improves Brix Uniformity in Pinot noir Winegrapes
Holly A. Little, Acadian Seaplants, California
I3 New Approach for Studying Oxidation Processes in Wine: An EPR Spin-Trapping Automated Assay
Kalina Ranguelova, Bruker BioSpin Corporation, Massachusetts

Enology Research Report Posters

P1 Free Amino Acids and Volatile Composition of Malbec Must and Wines from Different Regions of Mendoza, Argentina
Luis Federico Casassa, Instituto Nacional de Tecnología Agropecuaria (INTA), Argentina
P2 Postbottling Development of Sulfur-like Off Aromas in Wines with Added Flavorants
Christine E. Hansen, Cornell University, New York
P3 Effect of Coinoculation on Chambourcin Wine Quality
Laura J. Homich, Pennsylvania State University, University Park
Flash Talk: June 25, 4:38 pm
P4 Effect of Yeast Strain on Appassimento Wine Production in Ontario
Jennifer M. Kelly, Brock University, Canada
P5 Fingerprinting Wine Blends Using Indicator Displacement Assays
Lina Mahmood, University of Texas, Austin
Flash Talk: June 25, 4:54 pm
P6 Comparative Analysis of Wines from Carica Papaya, Hibiscus Sabdariffa, and Palm Wine with Two Commercial Brands (White and Red)
Gloria Ukalina Obuzor, University of Port Harcourt, Nigeria
P7 Understanding the Factors Underlying Chronically Difficult to Ferment Juices
Vidhya Ramakrishnan, University of California, Davis
P8 Descriptive Sensory Analysis of Wines Produced from La Crescent Grapes
Jennie R. Savits, Iowa State University, Ames
P9 Yeast Diversity and Composition in Spontaneous Fermentations of Two Varietals at Three Canadian Wineries
Chrystal Marie Scholl, The University of British Columbia, Canada
Flash Talk: June 26, 5:24 pm
P10 Understanding Carryover of Vitis labrusca Associated Aromas in Vitis vinifera Wines
Jared C. Smith, Pennsylvania State University, University Park
Flash Talk: June 26, 5:32 pm
P11 Effect of Pre- and Post fermentation Fining with Polyvinylpolypyrrolidone on the Aromatic Profile of a Viognier Wine
Charlene B. Van Buiten, Pennsylvania State University, University Park
P12 Impact on Agronomic Parameters in Vines and Wine Quality of Foliar Treatments with Yeast Derivatives
José Ramón Lissarague, Universidad Politécnica de Madrid, Spain
P13 Depolymerization of Proanthocyanidins from Grape Seed Extract
Mauri Anderson, University of California, Davis
P14 Evaluation of Pigmented Tannin Structural Characteristics by a Complementary Suite of Mass Spectrometric Techniques
Jonathan R. Cave, University of California, Davis
P15 Effect of Exogenous Acetaldehyde during Fermentation on Red Wine Tannins and Astringency
Marlena K. Sheridan, Pennsylvania State University, University Park
Flash Talk: June 26, 5:28 pm
P16 Survey of Phenolics in North Carolina Red Wines
Sara E. Spayd, North Carolina State University, Raleigh
P17 Limits on Red Wine Tannin Extraction and Additions: The Role of Pathogenesis-related Proteins
Lindsay F. Springer, Cornell University, New York
Flash Talk: June 26, 5:36 pm
P18 Merlot Versus Cabernet Sauvignon Brand and Consumer Selection
Stephen Bok, California State University, East Bay
Flash Talk: June 25, 4:06 pm
P19 Effect of Wine-based Dosage Solutions on the Volatile Aroma Composition and Flavor of Ontario Sparkling Wine
Belinda S. Kemp, Brock University, Canada
P20 Postharvest Impact of Brown Marmorated Stink Bug (Halyomorpha halys) Taint in Wine
Pallavi Mohekar, Oregon State University, Corvallis
Flash Talk: June 26, 4:48 pm
P21 Impact of an Aroma-Enhancing Ester on Aroma Perception of a Riesling Wine Model
Kimmo Sirén, Hochschule Geisenheim University, Germany
P22 Descriptive Analysis and Consumer Study of Viognier Wines from Virginia, France, and California
Martha Wicks Mueller, Barren Ridge Vineyards
P23 Plastic Polymers in the Wine Industry: HACCP Considerations
Cassandra M. Plank, Texas Tech University, Lubbock
P24 Relationship of Yeast Dynamics and Chemical/Sensory Profiles of Inoculated and Spontaneous Chardonnay and Pinot noir
Marissa Neuner, The University of British Columbia Okanagan, Canada
Flash Talk: June 26, 5:00 pm
P25 Extraction of Oak-derived Compounds of Merlot Wine Aged with French Winewood: Implication on Final Wine Quality
Kleopatra Chira, The Institut National de la Recherche Agronomique (INRA), France
P26 Determining the Origin of Fermentation Volatiles Using Labeled Glucose Tracers and High-Precision Isotope Ratio Analyses
Anna Katharine Mansfield, Cornell University, New York
P27 Quantifying Cumulative Wine Oxidation via Acetaldehyde Condensation Reaction Products
Ana L. Peterson, University of California, Davis
Flash Talk: June 26, 5:12 pm
P28 Pectinase-Catalyzed Esterification of Cinnamic Acids with Ethanol during Winemaking
Fumie Saito, University of Yamanashi, Japan
P29 Effect of Cofermentation of Red Grapes on Tannin Extraction and Composition
Matthew R. Revelette, California State University, Fresno

Viticulture Research Report Posters

P30 Effect of Early Lag-Phase Thinning on Low-Vigor Zinfandel
Matthew R. Revelette, California State University, Fresno
P31 Identification of True Hybrids of Vitis aestivalis-derived Norton-based Populations Using Molecular Markers
Pragya Adhikari, Missouri State University, Springfield
Flash Talk: June 25, 3:50 pm
P32 Population Dynamics, Gene Flow, and Sources of Chloride Exclusion in Wild Vitis from the Southwest United States
Claire C. Heinitz, University of California, Davis
Flash Talk: June 25, 4:30 pm
P33 Relationship between the Formation of Upper Lateral Sinus and VvNAC21/22-like Expression in Grapevine Leaves
Yumi Kawagoe, University of Yamanashi, Japan
P34 Are Norton and Cynthiana Synonyms? A Genome-wide Comparative Assessment Using Microsatellite Markers
Mia Mann, Missouri State University, Springfield
Flash Talk: June 26, 4:40 pm
P35 Genetic Mapping of Powdery Mildew Resistance in the Wild Chinese Species Vitis piasezkii
Daniel Pap, University of California, Davis
Flash Talk: June 26, 5:04 pm
P36 In Vitro Induction of Tetraploids in Muscadinia Hybrid Rootstocks
Xiaoqing Xie, Northwest A & F University, China
P37 Trellis Conversion of Traditional Systems and Irrigation Stress Effects on a Procumbent Grapevine in Warm Climate
Andrew L. Beebe, California State University, Fresno
Flash Talk: June 25, 4:02 pm
P38 Interactive Effect of Crop Load and Skin Contact Time on the Phenolic Composition of Malbec Wines from Argentina
Luis Federico Casassa, Instituto Nacional de Tecnología Agropecuaria (INTA), Argentina
P39 Evaluation of Canopy Management Practices for Norton Grapevines
Jackie L. Harris, Missouri State University, Columbia
P40 Conversion from Cordon Training and Spur Pruning to Head Training and Cane Pruning Yields Mixed Results
Tremain A. Hatch, Virginia Tech, Winchester
P41 Delay of Budbreak on Edelweiss Grapevines with Multiple Applications of Amigo Oil and Naphthaleneacetic Acid
Benjamin A. Loseke, University of Nebraska, Lincoln
Flash Talk: June 25, 4:50 pm
P42 Evaluating Canopy Leaf Area Sampling Protocols for VSP Canopies
Alejandra M. Navarrete, Oregon State University, Corvallis
P43 Yield Mapping in California Winegrape Vineyards
Luis A. Sanchez, E&J Gallo Winery, California
P44 Lateral Shoot Removal Increases Yeast-Assimilable Nitrogen
Christine M. Stockert, University of California, Davis
P45 Understanding Vineyard Yield and Fruit Quality Variability
Erin E. Troxell, Hochschule Geisenheim University, Germany
P46 Effects of Pruning Systems and Irrigation Stress on Yield and Phenolic Composition of Zinfandel in Hot Climate
Clinton C. Nelson, California State University, Fresno
P47 Effects of Rootstock Selection and Irrigation Stress on Yield and Phenolic Composition of Zinfandel in Hot Climate
Clinton C. Nelson, California State University, Fresno
Flash Talk: June 26, 4:56 pm
P48 Effect of Undervine Vegetation Management on Vine Vigor, Fruit Composition, and Wine Composition
Mark N. Krasnow, The Culinary Institute of America, New York
P49 Unraveling the Relationship between Grape Extractability and Wine Composition
Jose Santos, Enartis Vinquiry, California
P50 Soil Geochemistry Fingerprints of Texas Hill Country Syrah Vineyards: Implications for Wine Differences?
Rebecca Barbosa, University of Houston-Downtown, Texas
Flash Talk: June 25, 3:58 pm
P51 Temperature Profiles of Central Coast Vineyard Regions
Mark C. Battany, University of California Cooperative Extension, San Luis Obispo County
P52 Effects of Crop Loads and Vineyard Sites on the Winter Hardiness of Sauvignon blanc and Merlot
Carl Bogdanoff, Pacific Agri-Food Research Centre, Canada
P53 Characterizing Cold Air Pooling in Vineyard Depressions and Scouring Using Frost Fans
Pat Bowen, Pacific Agri-Food Research Centre, Canada
P54 Anatomical Features of Grape Berries Frontenac and Frontenac Gris with Novel Anthocyanin Accumulation Patterns
Kathryn L. Cook, University of Minnesota, St. Paul
P55 Impact of Nitrogen Fertilization Methods on Vine and Berry Nitrogen Status under Intensive Vineyard Cover Cropping
DeAnna D’Attilio, Virginia Tech, Winchester
P56 Napa and Sonoma Berry Report
Leah Henry, California Polytechnic, San Luis Obispo
P57 Influence of Soil Characteristics on Wine: Comparison of Syrah Wines from Six Texas Hill Country Vineyards
Antonio Moreno, University of Houston-Downtown, Texas
Flash Talk: June 26, 4:52 pm
P58 A Greater Understanding of Nutrient Supply for Pinot noir Production
R. Paul P. Schreiner, USDA – Agricultural Research Service Corvallis, Oregon
P59 trans-2-Hexenal Affects the Resveratrol Accumulation in Leaf Discs and Berry Skins
Shuji Shiozaki, Osaka Prefecture University, Japan
P60 The Utility of Growing Degree Days as an Index in Viticulture
Elvis A. Takow, Texas A&M AgriLife Extension Service, College Station
P61 Effect of Nitrogen Application Rate and Timing on Methoxypyrazine Development in Cabernet Sauvignon Grapes
Kevin Usher, Pacific Agri-Food Research Centre, Canada
P62 Profiles and Antioxidant and Antimicrobial Activities of Fifty-Eight Muscadine Varietal Skin and Seed Polyphenols
Changmou Xu, University of Florida, Gainesville
Flash Talk: June 26, 5:40 pm
P63 Comparison of California Heritage Zinfandel and Primitivo Grapevine Selections in Napa Valley, California
Michael Penn, University of California, Davis
Flash Talk: June 26, 5:08 pm
P64 Evaluation of Mechanically Applied Heat in Syrah and Merlot
Hemant L. Gohil, Washington State University, Prosser
P65 Determining the Effect of Regulated Deficit Irrigation on Cabernet Sauvignon in Washington
Hemant L. Gohil, Washington State University, Prosser
P66 Functional Analysis of Pierce’s Disease Resistance Genes from Vitis arizonica
Cecilia Aguero, University of California, Davis
P67 Molecular Analysis of Phylloxera Present in Argentinean Vineyards
Cecilia Aguero, University of California, Davis
P68 Anthracnose Incidence in Different Vitis labrusca Cultivar and Rootstock Combinations in Humid Subtropical Climate
Luciane Bertoletti Barros, Parana Federal University, Brazil
P69 Assessment of Pierce’s Disease Resistant 87.5% Vitis vinifera Selections in Alabama
Elina D. Coneva, Auburn University, Alabama
P70 Role of Grape Mealybug in Grapevine Leafroll Disease Epidemiology in Northern California and Implications for Management
Monica Cooper, University of California Cooperative Extension, Napa County
P71 Potential to Eradicate Xiphinema index Using the Bioantagonistic Rootstock O39-16
Evan Goldman, University of California, Davis
Flash Talk: June 25, 4:22 pm
P72 Ethanol and Acetic Acid Content of Sour-Rotted Winegrapes and Disease Control with Antimicrobial and Insecticide Sprays
Megan E. Hall, Cornell University, New York
Flash Talk: June 25, 4:26 pm
P73 Promising Strategies for Managing Cotton Root Rot of Winegrapes in Texas
Sheila A. McBride, Texas A&M AgriLife Extension Service, College Station
P74 Functional Microclimate Size in Powdery Mildew Epidemiology and Impacts for Forecasting and Disease Control
Brianna McGuire, University of California, Davis
Flash Talk: June 26, 4:44 pm
P75 Efficacy of Biopesticide-based Programs on Erysiphe Necator in Vitis vinifera Chardonnay
Jensena M. Newhouse, Washington State University, Prosser
P76 Fungal Diseases in Grapevine: Phenotypic Assays on a Vitis aestivalis-derived Norton-based Population
Surya Sapkota, Missouri State University, Springfield
Flash Talk: June 26, 5:20 pm
P77 Impact of Grapevine Red Blotch-Associated Virus on Performance of Three Winegrape Cultivars in North Coast Vineyards
Rhonda J. Smith, University of California Cooperative Extension, Sonoma County
P78 Grape Rootstock-Scion Interactions and Their Influence on Ripening Periods and the Initiation of Senescence
Jean C. Dodson, University of California, Davis
Flash Talk: June 25, 4:14 pm
P79 Using a Rhizotron to Evaluate Deep and Shallow Rooting in Grape Rootstocks
Joaquin Fraga, University of California, Davis
Flash Talk: June 25, 4:18 pm
P80 Rootstock Trials for Central and Southeast Texas: Regions of Moderate to High Pierce’s Disease Probability
Andrew J. Labay, Texas A&M AgriLife Extension Service, Fredericksburg
P81 Sour Shrivel: A Paradoxical Ripening Disorder of Grape Berries
Bhaskar Bondada, Washington State University, Tri-Cities
P82 Rootstock/Irrigation Interactions and Their Effect on Vine Water Status, Yield, and Wine Quality Parameters
Arianna Bozzolo, Missouri State University, Columbia
P83 Surface Renewal Detects Changes in Daily Water Requirements of Vines Subjected to Contrasting Irrigation Practices
Arturo Calderon-Orellana, University of California, Davis
P84 Interactive Effects of Mechanical Leaf Removal and Regulated Deficit Irrigation on Merlot Grapevines in Warm Climate
Michael J. Cook, California State University, Fresno
Flash Talk: June 25, 4:10 pm
P85 Dynamic Changes in Petiole Hydraulic Conductance in Grapevine Leaves Acclimated to Different Light and Water Regimes
Jorge Esteban Perez Peña, Instituto Nacional de Tecnología Agropecuaria (INTA), Argentina
P86 Effect of Preharvest Irrigation Cutoff on Grape Composition and Wine Quality of Vitis vinifera L. cv. Malbec
Maia Echegoyen, Instituto Nacional de Tecnología Agropecuaria, Argentina
P87 The Phenomenon of Cavitation in Grapevine (Vitis vinifera): Unraveling Implicated Mechanisms
Ines Pilar Hugalde, Instituto Nacional de Tecnología Agropecuaria, Argentina
Flash Talk: June 25, 4:42 pm
P88 Application of a Prototype System for Irrigation Scheduling Based on Satellite Mapping of Water Requirements in California
Kirk Post, California State University, Monterey Bay
P89 Limitations to Photosynthesis during Water Deficit in Three Grapevine Cultivars
Jorge Esteban Perez Peña, Instituto Nacional de Tecnología Agropecuaria (INTA), Argentina
P90 Occupational Competencies for the Grape and Wine Industry: Stakeholders Know Best
Michelle L. Norgren, Missouri State University, Springfield

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