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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Field Evaluation of Winegrape Rootstocks

Data are presented for 12 rootstock trials throughout northern…

Identifying Varieties and Clones by DNA Typing

DNA marker development is now complete. Of the 29 markers we…

Impact of Vein Banding on Vine Performance: Interaction Between

Viroid analyses of vein banding symptomatic vines from the control…

Influence of Vine Trellis Training Systems on Growth, Yield, Fruit

The 1995 season represents the fourth season of this study. The…

Interaction of Flavors with Polyphenols Compounds Found In Wine

Research to date has focused on validating a gas chromatographic…

Interaction of Rootstock With Crop Load, Trellis System and Planting

This project proposed to investigate the interactions of rootstocks…

Management of Riparian Woodlands for Control of Pierce's Disease

This is a continuing project to develop new methods of managing…

New Parameters to Measure Ripeness

The HPLC method has not been used in a routine analytical fashion.…

Optimal Viticultural Systems Comparison

The 1995 season represents the initial year of data collection…

Other Ethyl Carbamate Precursors in Juice and Wine

Post-bottling formation of ethyl carbamate in wines that have…

Pierce's Disease Epidemiology and Management

This continuing project studied what happens to the Pierce's…

Response of Chardonnay Grapevines to Windbreaks in the Salinas Valley

A five year (1991-1995) study examined the effects of windbreaks…

Spiders in Vineyard Agro-Ecosystems

The overall goal of this research project is to continue to elucidate…

Testing Zinfandel Selections for Fanleaf Virus

A previous clonal evaluation trial was terminated with the conclusion…

The Potential Health Benefits of Phenolic Wine Constituents

Specific goals of the 1995-6 proposal were: Determine the…

Volatile Sulfur Compounds: Incidence and Factors Affecting Their Wines

The formation of thioacetate esters during fermentation has been…

Water Use and Effects of Deficit Irrigation on Chardonnay

A study is being conducted to determine the water use or vineyard…

Wine Grape Canopy Management Practices in the San Joaquin Valley

This report concludes a study conducted in the San Joaquin Valley…

Wine Grape Canopy Management Practices in the San Joaquin Valley

This work is a continuation of studies conducted in the San Joaquin…

Transmission of grapevine leafroll associated viruses

1995 FINAL REPORT – Evidence is strong that leafroll disease…

The Potential Health Benefits of Phenolic Wine Constituents

Our success in completing the many goals of this research project…

Spiders in Vineyard Agro-Ecosystems

Two workgroup sessions on "Spiders in Vineyards" were held during…

Rapid Analysis for Available Nitrogen Compounds in Must

A rapid method for the analysis of a-amino acids in must would…

Pierce's disease epidemiology and management

The aim of this project is to evaluate the fate of the Pierce's…

Other Ethyl Carbamate Precursors

The prevailing thought regarding the origin of ethyl carbamate…

New Parameters to Measure Ripeness

The goals of the first year of this project were to: 1) Analyze…

Markers for Potential Grape Juice Concentrate Browning

The purpose of this project was to generate a preliminary data…

Improvements and Replacements for Pre-Plant Soil Fumigation

Garlon at 5 and 10 grams active ingredient applied to foliage…