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.

View Results by Category

Control of Eutypa Dieback of Grapes

The objective of our research is to find an effective control…

Clonal Testing of Wine grapes in the San Joaquin Valley

The San Joaquin Valley wine cultivar clonal evaluation study…

Characterize virulence and life cycles of new phylloxera strains

Summary: Characterize virulence and life cycles of new phylloxera…

Alternatives to Bentonite

Bentonite is the most effective, all-purpose reliable agent for…

A Cover Crop System for Vineyard Pest, Weed and Nutrition Management

This report describes a continuing on-farm project evaluating…

Control of Eutypa Dieback of Grapes

The objective of our research is to find an effective control…

Wine Grape Canopy Management Practices in the San Joaquin Valley

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

The Potential Health Benefits of Phenolic Wine

Our progress is as follows: Establish the levels of resveratrol…

The Effect of Grapevine Latent Viruses on Non-AXR Rootstocks

1994 Final Report – Severe latent virus symptoms have been…

Spread and Control of Biotype B Phylloxera

Phylloxera variability: Four "non-A, non-B" strains from various…

Spiders in Vineyard Agro-Ecosystems

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

Optimal Management of Lepidopteran Pests of Grapes

The primary objectives of this research project are: 1) To evaluate…

Meristem tip culturing for the elimination of grapevine viruses

The most important technical problem which limits the importation…

Interactions between Commercial Wine Yeast and Malolactic Bacteria

Commercial yeast and lactic acid bacteria (LAB) starter cultures…

Influence of Windbreaks on the Vegetative and Reproductive Growth

A study was initiated in spring of 1991 to determine the effects…

Influence of Trellis-Training System and Rootstocks

The first year's data from four-year-old Cabernet Sauvignon vines…

Improvements and Replacements for Pre-Plant Soil Fumigation

High-pressure steam, hot air, hot water, and two years of solarization…

Field Evaluation of Winegrape Rootstocks

Data on rootstock performance is presented for 13 trials, ranging…

Factors Affecting Sugar Utilization and Rate of Fermentation

Many environmental and physiological factors influence fermentation…

Factors affecting bitterness, astringency and mouthfeel in wine

Astringency and sweetness were rated using time-intensity methods(T-I)…

Evaluation of Winegrape Clones

Three clonal trials were reported on: Zinfandel/Primitivo/Sangiovese,…

Development of Methodologies for Rapid Detection of Grapevine Viruses

1994 Final Report – A low tittered antiserum to grapevine leafroll…

Clonal Testing of Winegrapes in the San Joaquin Valley

A San Joaquin Valley wine cultivar clonal evaluation study was…