Research In Progress

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The wine and grape industries fund research project each year dedicated to fulfilling research priorities and meeting the goals of the industry.

View current research projects as of May 2010 below.

If you are involved on a grape or wine research project not listed below, please contact us at info@ngwi.org.

Lead Institution

Title of Project

Project Team

Funding Sources

University of California, Davis Identification of factors that influence the level of tannins and polymeric pigments in grapes and wines. Adams, D. CCGPVE, AVF
University of California, Davis Amino acid levels and sulfur-containing metabolites. Adams, D. VCW
UC Cooperative Extension Evaluation of the Impacts of In-row on Vineyard Floor Management Practices on Soil and Water Erosion, Vine Growth and Productivity, Weed Control, and the Economics of Wine Grape Production Bettiga, L. VCW
University of California, Davis Production and Management of Aroma Compounds by Dekkera/Brettanomyces Isolated from Wine Bisson, L. AVF
University of California, Davis Development of and Enology Outreach Program Bisson, L. AVF, CCGPVE
University of California, Davis Adaptive Evolution Commercial Wine Strains for Reduced Ethanol Production Bisson, L. AVF, CCGPVE
University of California, Davis Metabolic Basis of Differing Ethanol Yields in Saccharomyces. Bisson, L. AVF, CCGPVE
University of California, Davis Development of GC Olfactometry for the Analysis of Wines: Investigation of Sur Lie and Smoke Wine Taints Bisson, L. AVF, CCGPVE
University of California, Davis Understanding and Increasing Alcohol Tolerance in Wine Yeasts. Block, D. AVF, CCGPVE
Oregon State University A Reference Vineyard Network for Developing Improved ET-based Guidelines for Irrigation Scheduling, Monitoring, and Evaluation in Southern Oregon. Buchanan, M. OWB
Oregon State University Deficit Irrigation of Cabernet Sauvignon and Tempranillo: Impacts on Vine Growth, Yield, and Berry Composition. Buchanan, M. OWB
USDA-ARS Durable powdery mildew disease resistance in Vitis vinifera: proof-of-function and discovery of genetic variation Cadle-Davidson, L. AVF, CTGC
USDA-ARS Breeding Rootstocks Resistant to Aggresive Root-Knot Nematodes Cousins, P. AVF, CRMB, CTGC
University of California, Berkeley Sustainable Controls for Vine Mealybug Daane, K. AVF, CRMB, Other
University of California, Berkeley Mealybug pests and an emerging viral disease: Vector ecology and their role in grape leafroll associated virus epidemiology Daane, K. AVF
University of California, Davis Metabolic Profiling of Grape and Wine Aromas Ebeler, S. AVF, CCGPVE
University of California, Davis Peracetic acid treatment of grapes for post-harvest pathogen control Epstein, L. CCGPVE, CTGC
University of California, Davis Epidemiology of Botryosphaeria spp. and the control of trunk disease Epstein, L. AVF
University of California, Davis Search for, and Development of, Nematode Resistance in Grape Rootstocks Ferris, H. AVF
University of California, Davis Evaluation of abscission agents for grapes Fidelibus, M. CCGPVE, CRMB
University of California, Davis Evaluation of Wine Grape Cultivars and Clones for the San Joaquin Valley Fidelibus, M. VCW
ANR Evaluation of Advanced Grape Selections in the Coachella Valley Gispert, C. CTGC
University of California, Davis An In-Depth Seminar on Grapevine Leafroll Disease (Leafroll Symposium 2.0) Golino, D. AVF
University of California, Davis Survey for Possible Reservoirs for Leafroll Viruses in North Coast Vineyards Golino, D. AVF
Washington State University Influence of Sun Exposure and UV Radiation on Grapevine Powdery Mildew. 1. Effects of UV-A and UV-B  on Airborne Spore Populations of Erysiphe Necator in the Pacific Northwest Grove, G. VCW
University of California, Davis Grapevine Canker Diseases Gubler, D. AVF, CCGPVE
University of California, Davis Grapevine Powdery Mildew Control - Revising the Gubler-Thomas Model Gubler, D. AVF
ANR Evaluation of Rootstocks for Table Grape Production Hashim-Buckey, J. CGRIC, CTGC
ANR Influence of Cultural Practices on Table Grapes (Scarlet Royal, Sweet Scarlet) Hashim-Buckey, J. CTGC
Texas AgriLife Research NE-1020 Coordinated Wine Grape Cultivar Evaluations in the Western U.S. Hellman, E. VCW
Southern Oregon University Monitoring Climate, Phenology, and Varietal Composition for the Umpqua Valley AVA of Oregon. Jones, G. OWB
Washington State University Effect of leafroll disease on grapevine drought tolerance and cold hardiness Keller, M. AVF
California State University, Fresno Interactive Effects of Mechanized Canopy Management and RDI on Shiraz Grapevines Kurtural, K. AVF
University of California, Davis Influence of Soil Type and CHanges in Soil Solution Chemistry During the Growing Season on Vine Growth Parameters and Grape and Wine Quality Lambert, J. AVF
University of California, Davis Rootstock Tolerance to Soil Salinity: Impact of Salinity on Popular Grape Rootstocks GRown in Contrasting Soil Types Lambert, J. AVF
Oregon State University Development of grower performed Lamp PCR for detection- based management programs for grapevine powdery mildew in Vineyards Mahaffee, M. OWB
University of California, Davis Cultural practices to modify berry physical properties and susceptibility to cracking. Matthews, M. CTGC, VCW
USDA-ARS Aquaporin-regulated response of grapevine roots to salinity McElrone, A. AVF
USDA-ARS Using advanced well monitoring and manipulation technology to improve irrigation water salinity in California's central coast grape growing region McElrone, A. AVF
UC Cooperative Extension Improving Yield and Quality of Sauvignon Blanc McGourty, G AVF
University of California, Riverside Movento, Much More Than an Insect Growth Regulator McKenry, M. CRMB, CTGC, VCW
University of California, Riverside Chemistry and biological activity of sex pheromones ob obscure, longtailed, and grape mealybugs Millar, J. AVF
University of California, Riverside Reproductive biology of obscure, longtailed, and grape mealybugs and its possible effects on detection, sampling, and control of mealybugs Millar, J. AVF, VCW
University of California, Davis Postharvest control of black widow spiders on table grapes Mitcham, E. CTGC
Oregon State University Impact of Saccharomyces and non-Saccharomyces yeast strains on the flavor and aroma of Pinot Noir Osborne, J. OWB
Oregon State University Impact of malotactic fermentation on red wine color Osborne, J. OWB
University of California, Riverside Sustainable COntrol of Vine Mealybug, Planococcus ficus, through COnservative of Natural Enemies with Selective Insecticides Prabhaker, N. VCW
Oregon State University Effect of vineyard cover crop management on grape composition and wine quality III-grape and wine aroma Qian, M. OWB
Oregon State University Wine closure on volatile sulfur and aroma development during post-bottle aging Qian, M. AVF
USDA-ARS Development of improved raisin grapes for mechanical harvest inclduing types resistant to powdery mildew Ramming, D. CRMB, VCW
USDA-ARS Development of Seedless Grapes for the Fresh Market Includng Types Resistant to Powdery Mildew Ramming, D. CTGC, VCW
University of California, Riverside Field Testing of Bio-agents and Fungicide Spray Treatments to Control Pathogens Causing Trunk Diseases in California Vineyards Rolshausen, P. VCW
University of California, Davis Etiology and Detection of the Cause of Syrah Decline in Syrah grapevine Rowhani, A. AVF, VCW
University of California, Davis Grapevine Leafroll Disease, a General Detail Study and Evaluation Rowhani, A. VCW
Oregon State University Vineyard Cover Crop Management in the North Willamette Valley: I. Effects of Cover Crop Management on Vine Development and Fruit Quality of Pinot Noir Skinkis, P. OWB
Oregon State University Impacts of early season fruit zone leaf removal on disease control, fruit set, vine growth and grape and wine quality of Pinot Noir Skinkis, P. OWB, VCW
University of California, Davis Remote Sensing of Grapevine Stomatal Conductance for Irrigation Scheduling. Smart, D. VCW
University of California, Davis Conservation Tillage of Cover Crops as a Means of Improving Carbon Sequestrian and Diminishing Greenhouse Gas Emissions in California Vineyard Soils. Smart, D. AVF, CCGPVE
USDA-ARS Influence of cluster-directed applications of calcium salts and other compounds before harvest on postharvest quality and decay of table grapes Smilanick, J. CTGC
USDA-ARS Evaluation of fumigation with high and low concentration of ozone gas and its compatibility with commercial packaging and other practices to control postharvest decay of table grapes Smilanick, J. CTGC
USDA-ARS Reducing postharvest decay of table grapes by developing integrated vineyard treatments to maximize fungicide effectiveness and minimize resistance to them by Botrytis cinerea. Smilanick, J. CTGC
USDA-ARS Developing Sustainable 'In-Row' Management Practices for Improving Weed Management and Soil Nitrogen Retention Steenwerth, K. VCW
California State University, Fresno Quantification of Microbial Rot in Wine Grapes Thronton, R. AVF
University of California, Davis Identifying raisin moth damage in raisin production systems Vasquez, S. CRMB
University of California, Davis Molecular genetic support to optimize the breeding of fanleaf resistant rootstocks Walker, A.M. AVF, VCW
University of California, Davis Breeding grapevine rootstocks for resistance to soil-borne pests and diseases Walker, A.M. CGRIC, CTGC
University of California, Davis Using marker-assisted selection to introgress powdery mildew resistance genes from different Vitis resistance sources in wine grapes Walker, A.M. AVF
University of California, Davis Oxidation of Wine: Control for Quality Waterhouse, A. AVF, CCGPVE
University of California, Davis Measuring vine transpiration using sap flow sensors: Validation/calibration of a new sap flow technique on large grapevines growing in a weighing lysimeter Williams, L. AVF, VCW
University of California, Davis Evaluation of New Winegrape Varieties for the San Joaquin Valley Wolpert, J. AVF, VCW
University of California, Davis Outreach Via Video-taping of UC Cooperative Extension Meetings Wolpert, J. AVF
ANR Seasonal biology of the Gill's mealybug, Ferrisia gilli, in foothill vineyards Wunderlich, L. VCW