Research Results

Click a title below to view a research summary or narrow your search by entering a specific search term or topic.  You can find research summaries keyword, funding year, primary investigator or category using the search boxes at right. Project summaries are available for every year since 1991.

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Grape Powdery Mildew Reduction

SUMMARY Spray-Induced Silencing of Grape Powdery Mildew Genes…

Tropical Fruit Aroma in Wine

Summary The overall goal of this project is to produce Chardonnay…

Smoke Taint Sensory Interactions

Evaluate and select Pinot noir and Cabernet Sauvignon wines that…

Raman for Smoke Exposure

During the 2022-2023 funding cycle, we have finished the volatile…

Malolactic Fermentation Timing and Color

The malolactic fermentation (MLF) is a key process in the production…

Field Trials of Biocontrol for Grapevine Trunk Disease

Three bacterial isolates selected from previous AVF grants (2019-2332…

Baseline Smoke-Taint Volatiles and Glycosides

Summary The increasing incidence of wildfires in grape growing…

VRI Scheduling System

Summary: Vineyards face climate change, increasing temperatures,…

Reducing Late Season Berry Dehydration

Summary: Warm, dry conditions can exacerbate late-season berry…

Botrytis Bunch Rot: Who, Where, When, and What to Use

In the 2021 field season, eleven field sites from nine different…

Online Guide to Grapevine Varieties and Rootstocks in the United States

A webpage called Grape Varieties in the USA (https://grapevarieties.info)…

Controlling Grapevine Trunk Diseases in California

A total of 20 vineyards from 10 counties across California were…

Evaluating Grape Rootstocks for Nematode Susceptibility

In California grape production is one of the perennial high-value…

Revisiting Tartrate Stability

Despite the claim in the initial proposal that there were no…

Measuring Grape Smoke Taint Protection

Smoke taint has become a recurring issue since 2008, and one…

Tropical Fruit Aroma in Wine

The overall goal of this project is to produce Chardonnay wines…

Effect of Polysaccharides on Wine Aroma Binding and Perception

The organoleptic properties of red wine are among the essential…