Tree & Vine News

Current issues and research results related to tree & vine crops in Sacramento County.

Issues	Articles
February 2013	Clarksburg District Grape Day
January 2013
Agritourism Intensive
February 2012	Cherry Rootstocks for Sacramento County Cherry Rootstock and Training Trial Clarksburg District Grape Day 2012
Jan. 2012	Integrated Pest Management for Vine Mealybugs in Wine Grapes The Dry Winter and Phytotoxicity from Dormant Sprays Upcoming Meetings New Publications *Pear Research Meeting
February 2011(2)	Clarksburg Grape Day
February 2011	Organic Tree Fruit Workshop
January 2011	Grapevine Canker Disease: Our Leading Vineyard Pest Problem New Super Pest: Brown Marmorated Stink Bug Upcoming Meetings Pear Research Meeting
November 2010	Potassium Nutrition in Vineyards Use of Kocide 3000 for Fire Blight Control New Online Evapotranspiration Forecast Product New Publications *Herbicide Registration Table
February 2010	Clarksburg Wine Grower Meeting
January 2010	* Dormancy, Chill Accumulation, Rest-Breaking and Freeze Damage: What Are the Risks? * Chill Hours vs. Chill Portions and Yearly Comparisons * Kocide 3000 for Fire Blight Control: Effective and Doesn't Russet Fruit, But Consider Copper Resistance * 2010 Sacramento River District Pear Research Meeting * Spotted Wing Drosophila Update
May 2009	Field Meeting: Spray Technology & Calibration
February 2009	Clarksburg District Wine Grower Meeting Revising the Gubler-Thomas Model for Powdery Mildew
January 2009	2009 Pear Research Meeting Chill Portions & Dormant Spray Timing Summary of Research & Extension Needs of Organic Growers UC Publication on Mediation; Upcoming Meetings
October 2008	Organic Weed and Nitrogen Management for Tree Fruits OSU's Organic Fertilizer Calculator Grow Local and Buy Local for Sacramento County Sacramento County Farmers' Markets and Urban Farm Stands on the Web Wild Turkey Study Videotaped UC Grapevine Leafroll Class Online Special Edition of California Agriculture on Sustainable Viticulture, October - November 2008 Upcoming Meetings
July 2008	Grape Powdery Mildew Field Day 8/6/2008 Overview of the use of weather data for determining heat summation for classification of grapevine climate regions of California
February 2008	Clarksburg Wine Grower Meeting Bacterial canker and blast of cherry: Pseudomonas Syringae Growing Blueberries in Sacramento County Sacramento County Agritourism Resources Sacramento Valley Area Plant Pathology
January 2008	2008 Pear Research Meeting
July 2007	Vineyard field meeting
May 2007	Research Update: Syrah Deficit Irrigation and Crop Load Trial Esca (Black Measles) and Petri Disease (Young Esca) of Grapevines New Super Pest: Light Brown Apple Moth Vineyard Winter Injury Eliminate the Williamson Act? New Publications UC Cooperative Extension Highlights
Feburary 2007	Clarksburg Wine Grower Meeting
January 2007	2007 Pear Research Meeting Using Fall Orchard Monitoring and Weather Data to Manage Pear Scab New Publications New Online Registry for Grape Varieties UC Integrated Viticulture Online Upcoming Meetings
October 2006	Pear Field Meeting, Oct. 26, 2006 Patho-Jen Corner Survey of Sacramento County Grape Varieties, Clones, and Rootstocks Rest-Breaking Alternatives for Sweet Cherry and an Update on Chill Accumulation New Publications
August 2005	Sabbatical Leave High-Density Pear Systems and Mechanization Vineyard Cover Crops UC Releases New Cherry Root stocks Trying a New Practice? Test with Appropriate Methods Other Items
February 2004	Budget cuts affect UC Cooperative Extension Statewide Proposed elimination of Cooperative Extension in Sacramento County Vine mealybug found in several Sacramento County vineyards New UC vine mealybug web site Agricultural easement study 2004 Sacramento River district pear research meeting
October 2003	Pear Fruit Rot Problems Post-harvest Nitrogen Fertilization of Grapes Glassy-Winged Sharpshooter Update New Pear Cost Studies Available Tree & Vine Loss Calculator Irrigation Pump Efficiency Program Offers $6.4 Million New Publications Upcoming Meetings
January 2003	Annual Pear Research Meeting Vine Mealybug Prevention and Control UCCE Newsletters On-Line Other Upcoming Meetings
September 2002	Vine Mealybug found in Sacramento
June 2002	New Cost of Production Studies DNA Analysis of Grapes Now Available Tissue Sampling for Nutrients Growing Blueberries Young Vine Decline Present in Sacramento Glassy-Winged Sharpshooter Update
January 2002	Update on Pear Pruning Trial Welcome New County Director Barrett Share Lease Arrangement Guide Plant New Trees High