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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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…

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

In the 2020 field season, nine field sites from eight different…

Breeding, Genetics, and Germplasm Evaluation

The overall objective of this research project is to develop…

Predicting Wine Ageability Using Iron Redox Reactions

In the initial reactions of the wine oxidation pathway, oxygen…

Measuring Grape Smoke Taint Protection

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

Development of next generation rootstocks for California vineyards

Since my last report (June 2019) Nina Romero has made excellent…

Investigating Fruitiness Perception in Red and White wines

This provides results and conclusions from the entire project,…