2018 Research Reports

Session

Enology – Wine Phenolics Session
Research Reports

Location: Monterey Conference Center

Moderator:

Anita Oberholster, University of California, Davis

Session

Viticulture – Disease Session
Research Reports

Location: Monterey Conference Center

Moderator:

Keith Striegler, E. & J. Gallo Winery, California

Session

Enology Student Flash Talks

Some student authors have been assigned oral, 3.25-minute Flash Talks. These “flash” presentations will provide additional opportunities for interaction between conference attendees and student researchers.

Enology Flash Talks will take place on Wednesday, June 20, 3:25 pm – 5:25 pm, at the Monterey Conference Center.

Session

Viticulture Student Flash Talks

Some student authors have been assigned oral, 3.25-minute Flash Talks. These “flash” presentations will provide additional opportunities for interaction between conference attendees and student researchers.

Viticulture Flash Talks will take place on Wednesday, June 20, 3:45 pm – 4:45 pm, at the Monterey Conference Center.

Session

Enology – Wine Metals and Reactivity Session
Research Reports

Location: Monterey Conference Center

Moderator:

Roger Boulton, University of California, Davis

Session

Viticulture – General Viticulture Session
Research Reports

Location: Monterey Conference Center

Moderator:

Lise Asimont, Vinsense, California

Session

Enology – General Enology Session
Research Reports

Location: Portola Hotel & Monterey Conference Center

Moderator:

Tom Collins, Washington State University, Tri-Cities

Session

Viticulture – Crop Load Management Session
Research Reports

Location: Monterey Conference Center

Moderator:

Markus Keller, Washington State University, Prosser

Session

Enology – Microbiology Session
Research Reports

Location: Monterey Conference Center

Moderator:

Nichola Hall, Scott Laboratories, California

Session

Viticulture – Viticulture from East to West Session
Research Reports

Location: Monterey Conference Center

Moderator:

Renee Threlfall, University of Arkansas, Fayetteville

Session

Poster Sessions
Research Reports on Display

Authors present their poster research during the Monterey County Regional Wine Reception (5:25 pm – 7:00 pm) Wednesday, June 20, at the Portola Hotel.

Click here for Flash Talk Schedules 

Chair:

Leticia Chacón-Rodríguez, Safe Harbor Wine Storage, California

Enology & Viticulture Research Report Posters

P1 Pinot noir Hydroxycinnamic Acid Content under Different Aging Conditions and Volatile Phenol Production by Brettanomyces
Marlie Shelton, Oregon State University, Corvallis
Enology Flash Talk: June 20, 2018, 3:45:00 pm
P2 A Method Based on Loop-Mediated Isothermal Amplification Was Developed to Detect Brettanomyces bruxellensis Rapidly
Shini Yang, Northwest A&F University, China
Enology Flash Talk: June 20, 2018, 3:48:15 pm
P3 Yeast Species Associated with Texas High Plains Vineyards and Natural Fermentations of Tempranillo Grapes
Matthias Bougreau, Texas Tech University, Lubbock
P4 A Two-year survey of Pinot noir Vineyard-associated Saccharomyces Populations in the Okanagan Valley
Elaine Cheng, The University of British Columbia, Canada
Enology Flash Talk: June 20, 2018, 3:51:30 pm
P5 Alcohol and Ester Evolution during Red and White Wine Fermentations
Nicolas Delchier, University of California, Davis
P6 Impact of Prefermentation Cold Soak Conditions on Pinot noir Wine Volatile Aroma Compounds
Jared Johnson, Oregon State University, Corvallis
P7 Accomplishing Spontaneous Chardonnay Fermentations in the Okanagan Using the Alternative Yeast Saccharomyces uvarum
Garrett McCarthy, The University of British Columbia, Canada
Enology Flash Talk: June 20, 2018, 3:54:45 pm​
P8 Identification and Characterization of Non-Saccharomyces Yeasts Isolated from British Columbian Vineyards
Yuritzel Moreno, The University of British Columbia, Canada
Enology Flash Talk: June 20, 2018, 3:58:00 pm
P9 A Tale of Two Wineries: How Minimal Intervention Techniques Can Add Diversity to the Conventional Cellar
Sydney C. Morgan, The University of British Columbia, Canada
Enology Flash Talk: June 20, 2018, 4:01:15 pm
P10 Microbiological Characteristics of Sulfite-Free Wine and the Development of a Detection Medium for Acetic Acid Bacteria
Ken-ichi Okumura, Asahi Breweries, Ltd., Japan
P11 Understanding Wine Yeast Strain Variation Using a Combined Lipidomic, Metabolomic, and Transcriptomic Approach
Ayca Ozcan, University of California, Davis
Enology Flash Talk: June 20, 2018, 4:04:30 pm
P12 Impact of Fermentation Temperature, Yeast and Tank Size on Dissipated Heat, Viability, and Aroma Formation in White Wine
Mira Schwinn, DLR-Rheinpfalz, Germany
Enology Flash Talk: June 20, 2018, 4:07:45 pm
P13 Selection of Non-Saccharomyces Wine Yeasts from Port Wine
João Simões, BIOCANT – Associação de Transferência de Tecnologia, Portugal
P14 Managing pH and Acid Composition to Assess Microbial Ecology of Wine Fermentation
Andrew Tyler Williams, Washington State University, Prosser
Enology Flash Talk: June 20, 2018, 4:11:00 pm
P15 A GC/MS Method for the Elucidation of Volatile Aroma Compounds in Commercial Gins by HS-SPME
Layton Ashmore, Washington State University, Tri-Cities
Enology Flash Talk: June 20, 2018, 4:14:15 pm
P16 Contribution of the Mexican Academy to Scientific Research in Viticulture and Enology in Latin America
Guillermo Castillo, Universidad Autónoma de Baja California, Mexico
P17 Investigating Fruitiness Aroma Perception in White Wines
Angelica de Castro Iobbi, Oregon State University, Corvallis
Enology Flash Talk: June 20, 2018, 4:17:30 pm
P18 Chemical and Sensory Effects of Cofermentation and Postfermentation Blending of Syrah with Selected Rhône White cvs
Paul Mawdsley, California Polytechnic State University, San Luis Obispo
Enology Flash Talk: June 20, 2018, 4:20:45 pm
P19 Understanding the Composition of White Wine Lees during Vinification
Tohru Okuda, University of Yamanashi, Japan
P20 Changes in Lipid Composition of Pinot noir Wines in Response to Yeast Product Addition and Fermentation Temperature
Quynh Phan, Oregon State University, Corvallis
Enology Flash Talk: June 20, 2018, 4:24:00 pm
P21 Chemical Profiling of Red Wines Using Surface-Enhanced Raman Spectroscopy
Yanqi Qu, University of Massachusetts, Amherst
Enology Flash Talk: June 20, 2018, 4:27:15 pm
P22 Comparative Analysis of the Total Carbohydrate Composition of Red Wine Polysaccharides
Ludwig Ring, Oregon State University, Corvallis
P23 Ultrasound Application in Winemaking
Emilio Celotti, University of Udine, Italy
P24 Advances in Quantitative Analysis of Wine Phenolics and Color Using Simultaneous Absorbance, Transmission and Fluorescence Excitation Emission Mapping Spectroscopy
Adam Gilmore, HORIBA Instruments Inc., New Jersey
P25 Genetic Basis for High SO2 Production by a Saccharomyces cerevisiae Wine Strain
Maria Alessandri, Oregon State University, Corvallis
Enology Flash Talk: June 20, 2018, 4:30:30 pm
P26 Complex Complexes – Stability of Copper Sulfide Precursors of Hydrogen Sulfide under Varying Brine Dilution Conditions
Rachel B. Allison, Cornell University, New York
Enology Flash Talk: June 20, 2018, 4:33:45 pm
P27 Postfermentation Production of Acetaldehyde by Saccharomyces cerevisiae
Thi Nguyen, University of California, Davis
Enology Flash Talk: June 20, 2018, 4:37:00 pm
P28 Tracking Redox Potential during Fermentation as an Enological Parameter and Indicator of Yeast Metabolism
Gordon Walker, Opus One Winery, California
P29 Approaches to Limit S Off-Flavors during White Wine Fermentation with Specific Emphasis on Yeast Nitrogen Nutrition
Pascal Wegmann-Herr, DLR-Rheinpfalz, Germany
P30 Investigating the Effects of Temperature and Ethanol on Proanthocyanidin Adsorption to Grape Skin Cell Wall Material
Jordan Beaver, University of California, Davis
Enology Flash Talk: June 20, 2018, 4:40:15 pm
P31 Characterization of Vineyard and Aging Effects on Anthocyanin Profiles of Pinot noir Wines
Shelby Byer, University of California, Davis
Enology Flash Talk: June 20, 2018, 4:43:30 pm
P32 Effects of Whole Cluster and Dried Stem Additions on Color, Phenolics, and Sensory Properties of Pinot noir Wines
Niclas Dermutz, California Polytechnic State University, San Luis Obispo
Enology Flash Talk: June 20, 2018, 4:46:45 pm
P33 Impact of Vineyard Site and Clone on Phenolic Composition of Cabernet Sauvignon Wines
Danielle Fox, Washington State University, Tri-Cities
Enology Flash Talk: June 20, 2018, 4:50:00 pm
P34 Uncovering Winemaking × Clone Interactions in Pinot noir: Effect of Microwaved Stems and Extended Maceration
Juel Peter Hernandez, California Polytechnic State University, San Luis Obispo
Enology Flash Talk: June 20, 2018, 4:53:15 pm
P35 Adsorption Potential of Grape Insoluble Polysaccharides to Red Wine Phenolics
Eri Inoue, University of Yamanashi, Japan
P36 Effects of Variations in Berry Size and Manipulations of Fermentation Solids in Zinfandel Grapes and Wines
Daniel Postiglione, California Polytechnic State University, San Luis Obispo
Enology Flash Talk: June 20, 2018, 4:56:30 pm
P37 Increased Extraction in Pinot noir with High Concentrations of SO2 at Crush
Melaney Schmidt, Chemeketa Community College, Oregon
Enology Flash Talk: June 20, 2018, 4:59:45 p
P38 Mathematical Modeling of Anthocyanin Mass Transfer to Predict Extraction in Simulated Red Wine Fermentation Scenarios
Patrick Setford, The University of Adelaide, Australia
Enology Flash Talk: June 20, 2018, 5:03:00 pm
P41 Shedding Light on Port Wine Aroma Production Complexity: Terroir versus Yeast Impacts
Frank Rogerson, Symington Family Estates, Portugal
P42 Toward the Development of a Sustainable Wine Scoring System. A Case for Craft Wineries
Andres Valero, Purdue University, Indiana
Enology Flash Talk: June 20, 2018, 5:06:15 pm
P43 Assessment of Red Wine Astringency Perception by Physicochemical and Sensory Methods
Aude A. Watrelot, University of California, Davis
P44 Reverse Osmosis as a Method for Mitigating Smoke Taint
Ioan Pavel Gitsov, Washington State University, Tri-Cities
Enology Flash Talk: June 20, 2018, 5:09:30 pm
P45 Assessing Smoke Taint Risk Based on the Composition of Smoke-Exposed Grape Berries and the Resulting Wines
Garrett Lattanzio, Washington State University, Tri-Cities
Enology Flash Talk: June 20, 2018, 5:12:45 pm
P46 Smoke Taint: Challenging Current Beliefs and Exploring In-Winery Mitigation Strategies
Matthew Noestheden, The University of British Columbia, Canada
Enology Flash Talk: June 20, 2018, 5:16:00 pm
P47 Compositional Differences in the Combustion Products of High Desert Botanicals in Grapes and Wine
Rosemary Veghte, Washington State University, Tri-Cities
P48 Identification of Aroma Differences in Norton and Cabernet Sauvignon Grapes and Wines Using a Non-Targeted Analysis
Mani Awale, University of Missouri, Columbia
Viticulture Flash Talk: June 20, 2018, 3:45:00 pm
P49 Applications of the CRISPR Technology for the Wine Industry
Laurent Deluc, Oregon State University, Corvallis
P50 Determining the Role of Auxin-Response Factor 4 (VitviARF4) in the Ripening Initiation of Vitis vinifera Fruits
Laurent Deluc, Oregon State University, Corvallis
P51

Evaluation of Postharvest Marketability of Arkansas Table Grapes Grown in High Tunnel Production
Molly Felts, University of Arkansas, Fayetteville
Viticulture Flash Talk: June 20, 2018, 3:48:15 pm

P52 The Effects of Reducing Herbicide Use on Vine Performance, Productivity, and Fruit Composition in New Zealand Vineyards
Mark Krasnow, Thoughtful Viticulture, New Zealand
P53 Secondary Bud Growth and Fruitfulness of Vitis vinifera Grenache Grown on the Texas High Plains: A Two-Year Review
Thayne Montague, Texas Tech University, Lubbock
P54 Performance of Taxonomically Diverse Arbuscular Mycorrhizal Fungi Isolated from a Red-Hill Soil with Pinot noir
R Paul Schreiner, United States Department of Agriculture – Agricultural Research Service -
Horticultural, Oregon
P55 Vine Vigor Influences Pinot noir Bud Fruitfulness to a Greater Extent than Pruning and N Practices
Miranda Ulmer, Oregon State University Corvallis
Viticulture Flash Talk: June 20, 2018, 3:51:30 pm
P56

Early Source-Sink Modulation in Merlot (Vitis vinifera L.) Enhances Fruit Quality through a Flavonoid Metabolome Shift
Josh VanderWeide, Michigan State University, Okemos
Viticulture Flash Talk: June 20, 2018, 3:54:45 pm

P57 Effect of Shoot Density Manipulation on Canopy Growth and Berry Chemistry
Claire Villasenor, California Polytechnic State University, San Luis Obispo
Viticulture Flash Talk: June 20, 2018, 3:58:00 pm
P58 Use of Foliar Spray of CaCO3 to Reduce Heat Stress and Enhance Fruit Quality of Syrah in the San Joaquin Valley of California
Shijian Zhuang, University of California Cooperative Extension, Fresno County
P59 Grapevine Fanleaf Virus Resistance Screening in a 101–14 x rotundifolia Population
Cecilia Agüero, University of California, Davis
P60 Greenhouse Evaluation of Grapevine Leafroll Associated Virus on Different Rootstocks
Cecilia Agüero, University of California, Davis
P61 Characterizing Grapevine Powdery Mildew Resistance Genes from the Chinese Species Vitis piasezkii
Laila Fayyaz, University of California, Davis
Viticulture Flash Talk: June 20, 2018, 4:01:15 pm
P62 Evaluation of Resistance in PdR1 Locus against a Hypervirulent Xylella Fastidosa Strain
Karla Huerta-Acosta, University of California, Davis
Viticulture Flash Talk: June 20, 2018, 4:04:30 pm
P63 Effects of Grapevine Red Blotch Virus (GRBV) on Grape Development and Harvested Fruit
Arran Rumbaugh, University of California, Davis
Viticulture Flash Talk: June 20, 2018, 4:07:45 pm
P65 Precision Midseason Yield Estimation of Lake Erie Concord
Jacqueline Dresser, Cornell University, New York
P66 Identification of Anthocyanins in Enchantment Grapes and during Wine Production
Sarah E. Mayfield, University of Arkansas, Fayetteville
Viticulture Flash Talk: June 20, 2018, 4:11:00 pm
P67 Genotype and Environment Effects on Polyphenol Profile and Coloration of Grape Berries in Nebraska
Benjamin Loseke, University of Nebraska, Lincoln
P68 Influence of Rootstock on Scion Mortality, Performance and Berry Composition in the Four Corners Region of New Mexico
Gill Giese, New Mexico State University, Los Lunas
P69 Developing a Model System to Identify Main Mechanisms Involved in Nitrogen Growth Responses of Grafted Grapevines
Landry Rossdeutsch, Oregon State University, Corvallis
P70 Performance of Rootstocks in a Cabernet Sauvignon Vineyard Infected with Grapevine Fanleaf Virus
Rhonda Smith, University of California Cooperative Extension, Sonoma County
P71 Effects of Cold Temperature Exposure Regimes on Damage to Phloem and Buds of Dormant Merlot Canes
Carl Bogdanoff, Agriculture and Agri-Food Canada
P72 Pruning Approaches to Revive Cold-Injured Grapevines
Hemant Gohil, Rutgers University Cooperative Extension, Gloucester County
P73 Changes in Grape Flavonoid Composition Driven by Exposure to Solar Radiation: New View on an Old Topic
Johann Martínez-Lüscher, University of California, Davis
P74 The Impact of Leaf Removal on Anthocyanin, Quercetin and Procyanidin Composition in Vitis vinifera L. Syrah Grapes.
Kevin Usher, Agriculture and Agri-Food Canada
P75 Anthocyanin Regulation Under Deficit Irrigation and its Role in Improving the Red Color of Scarlet Royal Table Grapes
Maha Afifi, California Table Grape Commission, California
P76 Evaluation of Plant-Based Measurement as an Irrigation Scheduling Tool in Grapevine
Markus Keller, Washington State University, Prosser
P77

Assessing Spatial Variability of Grape Skin Flavonoids at the Vineyard Scale Based on Plant Water Status Mapping

Luca Brillante, University of California, Davis
P78 Differences in Spatial Water Uptake by Rootstocks 110R and 101-14Mg Revealed by Multidimensional ERT
Luca Brillante, University of California, Davis
P79 δ13in Sugars as a Proxy for Photosynthesis and Water Stress in Precision Viticulture: A Statewide Study in California
Luca Brillante, University of California, Davis
P80 Partial Solar Radiation Exclusion, Not Applied Water Amount, Mitigates Grape Berry Flavonoid Concentration
Christopher Chen, University of California, Davis
Viticulture Flash Talk: June 20, 2018, 4:14:15 pm
P81 Cabernet Sauvignon Berry Quality from Vines Irrigated through Direct Root Zone Irrigation
Gillian Hawkins, Washington State University, Pullman
P82 Conserving Water While Increasing Efficiency of Grape Production through Direct Root-Zone (DRZ) Deficit Irrigation
Pete Jacoby, Washington State University, Pullman
P83 Exogenous Application of Abscisic Acid (s-ABA) Does Not Influence Fruit Ripening in Red Blotch-Infected Grapevines
Alexander Levin, Oregon State University, Corvallis
P84 Interaction of Deficit Irrigation and Grapevine Red Blotch Virus (GRBV) on Disease Development and Grapevine Physiology
Alexander Levin, Oregon State University, Corvallis
P85 Postveraison Water Deficits Improve Pinot noir Fruit Quality without a Yield Penalty
Alexander Levin, Oregon State University, Corvallis
P86 Re-evaluating Field Methods of Water Status Determination in the Vineyard
Alexander Levin, Oregon State University, Corvallis
P87 Performance of Cabernet Sauvignon under Direct Root-Zone Deficit Irrigation
Xiaochi Ma, Washington State University, Pullman
Viticulture Flash Talk: June 20, 2018, 4:17:30 pm
P89 Microtensiometer Implant for Continuous, Direct Measure of Stem Water Potential
Michael Santiago, FloraPulse Co, California
P90 Mechanisms of Water Movement in Grapevines during Hydraulic Redistribution
Nataliya Shcherbatyuk, Washington State University, Prosser
P91 Field Testing of an Automated Canopy Temperature-Based Water Stress Index for Precision Irrigation of Winegrape
Krista Shellie, United States Department of Agriculture – Agricultural Research Service – Horticultural Crops Research, Oregon
P92 From Plant Water Status to Wine Flavonoid Composition: A Precision Viticulture Approach in a Sonoma County Vineyard
Runze Yu, University of California, Davis
Viticulture Flash Talk: June 20, 2018, 4:20:45 pm
P93 Proximal Soil Sensing for Vineyard Management in Crimson Seedless Table Grape
Runze Yu, University of California, Davis
P94 Grapevines Hit with a Double Whammy: Effects of Water Stress during Heat Waves on Growth and Physiology
Markus Keller, Washington State University, Prosser

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