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Sutter-Yuba Counties 

Pomology Notes
Newsletter and meeting announcements published by Franz Niederholzer, farm advisor for almonds, prunes, pears, apples, cherries, olives, plums and pomegranates.
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Issue Articles
Sacramento Valley Prune News April 2008 April 19th Freeze
Making Money Growing Prunes in 2008
Time to Count Fruit
Crop Management for Dried Plums
Spring Irrigation Management
Using Spring Weather Data to Predict Harvest Date for 'Improved French' Prunes
31st Annual Nickels Field Day
Sacramento Valley Prune Newsletter March 2008 Upcoming Meetings
What To Do If It's Hot At Bloom - 2008
Brown Rot Blossom and Twig Blight
Brown Rot Fungicide Resistance Management
Considerations for In-Season Nutrition of Prunes
New Dried Plum/Prune Varieties Available for Planting
Agenda Prune Day 2008 sign-in and refreshments 8 am
Heat at Prune Bloom: What do we know, what can be done?
Managing spider mites
Topping Prune Trees: What do we know?
New Prune Varieties, New bloom dates
Information Review of Prune Irrigation
International Prune Marketing Situation
Disease Management in Prunes: Brown rot and rust
Pomology Notes - Almonds October 2007 Almond Orchard Topics to Consider in Fall/Winter
New Plum Rootstocks for Almonds
Young Almond Pruning Meeting Set for October 31
Important Almond Orchard Fertility Survey
Dormant Spur Sampling and Treatment Guidelines
October 2007 Sacramento Valley Prunes News Upcoming Meetings
Prune Orchard Management Practices to Consider in the Fall
Nematode Problems in Prune Production
Pruning and Training Prune Trees
Fall Spray Controls Prune Aphid the Next Season-Fall 2007 Update
2007 Prune Crop Review Meeting Planned
Sutter/Yuba Pruning Field Meeting October 31, 2007
NRCS Announces Program Sign-Up Period
Sutter/Yuba Orchard Spray Field Meeting
July 2007 Pomology Notes Punjabi newsletter
REVISED Pomology Notes E-Mail Extra, July 2007 Please check the Free Pesticide Container Recycling article, there has been a change in date
E-Mail Extra: July 2007 Pomology Notes Pest Conditions
Prune Harvest Prediction
New 2EE Label for Suppression of Alternaria Leaf Blight in Almonds
Lunch with Franz Cancelled
Free Pesticide Container Recycling
Researchers Need Samples of Glyphosate Resistant Ryegrass
July 2007 Sac Valley Prune News Prune Orchard Activities in July
Irrigation Management Pre and Post Harvest
Prunes Need Honey Bees to Pollinate Flowers and Set Fruit
Prune Harvest Timing
Cytospora Management
Sacramento Valley Prune News Spring 2007 Some Prune Orchard Practices to Consider in Spring
Prune Crop Control
Early to Mid Season Irrigation Considerations Related to Fruit Quality
World Prune Outlook
Spray Drift Management
Using Spring Weather Data to Predict Harvest Date for "Improved French" Prunes
2007 May Pomology Notes (Punjabi) * Pest Conditions
* Gypsum In June
* Fertilizer
* Irrigation
* Harvest Prediction
* Paint Young Trees
* Cut Out Dead Wood
* Leaf Footed Plant Bug Update
* Free Pesticide Container Recycling
2007 May Pomology Notes * Pest Conditions
* Gypsum In June
* Fertilizer
* Irrigation
* Harvest Prediction
* Paint Young Trees
* Cut Out Dead Wood
* Leaf Footed Plant Bug Update
* Free Pesticide Container Recycling
US EPA DRAFT RISK MITIGATION
April 2007 Pomology Notes-Almonds Checklist of Potential Spring Activities in Almond Orchards
Upcoming Meetings
Union Mild Etch in Almonds on Marianna Root
What can almond growers do about Union Mild Etch (UME)
Fungicide Programs for Spring/Summer Disease Control in Almonds
Spider Mite Management in 2007
Peach Twig Borer Biofix Dates in Sutter/Yuba Region
Additional Sutter/Yuba Pomology Newsletters Available
Almond Fungicide Efficacy
Alomnd Treatment Timing
30th Annual Nickels Field Day Agenda & Luncheon Reservation Form and Map
Orchard Sprayer Calibration Spring 2007 Workshop & application form
March 2007 Pomology Notes Upcoming Meetings
2007 Prune Crops
FREE Pesticide Container Recycling
Early Pest Pressure
Irrigation
Fertilizer
No Dormant Spray
Almond Disease Management
2007 March Sacramento Valley Prune News Suggested Prune Prchard Management Ideas/Suggestions for March
Checking your Annual Report Card: Reading a P-1 Sheet
Insect and Mite Management in Prunes: 2007
Bloom Fungicide and Disease Resistance
Efficacy and Timing of Fungicides for Prunes 2007
Treatment Timing for Prunes 2007
Additional Sutter/Yuba Prunes Newsletter Available
February 2007 Prune Day Announcement UCCE State Wide Prune Day Wednesday, March 7, 2007
October 2006 Pomology Notes Prune Orchard Management Practices to Consider in the Fall
Pruning Options
Fall Nutrients to Consider Every Year in Prunes
Fall Spray Controls Prune Aphid The Next Season
Prune Aphids: Life Cycles and Over Wintering Biology
2006 Prune Crop Review Meeting November 8th (see calendar of events for more information)
July 2006 Pomology/Almonds Almond Information
Almond Field Day
Harvest Chart
New Publication "Fertigation with Microirrigation"
July 2006 Sac Valley Prune News Suggested Prune Orchard Activities in July
Prune Harvest Timing
Glyphosate Resistant Ryegrass in California & Resistance Management Considerations
Blue Prune Drop and Leaf Scorch
Preharvest Pest Management
New UC Publication on Fertigation
Irrigation Management Pre and Post Harvest
May 2006 Newsletter 2006 Outlook for Sutter/Yuba Region Prune Crop
Prune Orchard Irrigation
Summer Nutrition/Leaf Sampling
Nutrient Levels
Web-Spinning Mites
Summer Diseases: Rust and Fruit Brown Rot
Fungicide Resistance Management
Prune Fruit Cracking
April 2006 newsletter General Orchard Checklist for April/May
Prune Orchard Specific Checklist for April/May
Almond Orchard Specific Checklist for April/May
Prune Field Meeting May 4, 2006
Disease Control in Prunes in 2006
Spring/Summer Disease Control in Almonds
Almond and Prune Fungicide Efficacy and Treatment Timing
Sacramento Valley Prune News Vol 2:1: Bloom 2006-Revised Prune Orchard Checklist for Feb and Mar
Do High Temperatures during Bloom Reduce Prune Fruit Set?
Frost Protection
Prune Bloom Diseases: Brown Rot and Russet Scab
2005 Prune Fungicide Efficacy-Treatment Timing
Crop Management For Dried Plums
Prune Orchard Nutrition: Bloom to Harvest
Prune Day Agenda
November-December 2005 Orchard Checklist
Crop Year Review 2005
New Options for PTB from Dormant thru Bloom
Spider Mite Management is Year-Round
Zinc Sulfate Fertilizer and Almond Orchard Cleanup
Getting Ready for 2006 Prune Season
2005 October Pomology-Almond Notes Almond Orchard Practices to Consider in October/November
Almond Pruning Demonstrations
Almond Conference
Sacramento Valley Prune News First Edition
This issue contains:
Planning 2005/2006 Prune Weed Control Program
Pruning mature Prune Trees
Fall Prune Nutrition
Aphid Management in the Fall
Protecting flowers at bloom (a way to better yields)
May/June 2005 Pomology Notes Orchard practices to consider in May & June
Ant colony monitorin in almonds
Monitor for prune rust starting in May
Almond rust
Brown rot in punres
Managing fruit brown rot in prunes
April 2005 Pomology Notes Upcoming Meetings
General Orchard Checklist for April
Prune Bloom Weather 04 vs. 05
Shaker Thinning Prunes
New Mealybug Pest
Generic Fertility Program
Spring/Summer Disease Control in Almonds
IPFP Binder Updates
February 2005 Pomology Notes Statewide Prune Day agenda
Prune Orchard checklist for February/March
Almond Orchard checklist for December/January
Monitoring Worm Pests in Dried Prunes and Almonds
Actara Labeled for Aphid Control in Prunes
Chilling Hours
Measuring Degree Days to Track Insect Development
Introduction to Almond Production in Yuba and Sutter Counties Agenda:
How is almond production different from peach/prune
Variety selection
Frost Protection
General overview of almond production Jan-Dec
2004 November/December newsletter orchard Mangement Practices to Consider in November and December
September 9, 2004 September Newsletter contains Almond and Prune Orchard Practices to Consider in September, Upcoming Meetings, Protecting The Almond Harvest From Rain, and UCCE Sutter/Yuba Fall Prune Fild Meeting announcement
June/July 2004 Almond & Prune Orchard Practices to Consider in June/July; Summer=Time for Leaf Sampling; Clinical Nutrient Levels for Prune & Almond Leaves-Sampled in July; Critical Boron Levels for Almond Hulls Sampled at Harvest.
May 13, 2004 Mtg Field Meeting to allow interested growers and PCA's to view the results of a prune aphid control trial.
May 11, 2004 27th Annual Nickels Field Day Hosted by John Edstrom, Colusa County Farm Advisor
Marianna 2624 Rooted Orchards-Varieties, Advantages & Performance, John Edstrom; Walnut Hedgerow Production at Nickels, Bill Krueger; Investigating Alternative Rootstocks, Joe Conell; Precision Irrigation & Fertilizer Management-Current Needs/Future Solutions, Dr. Patrick Brown, Robert Coates, Dr. Ken Shackel, Dr. Michael Delwiche; Optimizing Potassium Nutrition, Dr. Rolande Meyer; Electronic Repeller for Controlling Crows, Dr. Michael Delwiche & Andrew Houk; Reducing Soil Erosion on the Farm, Jeanette Wrysinski;
Tree Trellising and Staking Systems, Franz Niederholzer & Mike Perry; Brush Shredding Demonstration, Al Orth

Registration and $15.00 check by 5/3/04
Map attached

PCA credits - 1 hr requested
April/May 2004 Upcoming Meetings; Orchard Practices for Almonds & Prunes; Rootstock Suckers on Marianna 2624 Plum-rooted Almonds & Prunes; Chilling Hours This Winter; Prune & Almond Update Available on-Line; Pull or Plant? Orchard Economic Outlook Meeting in Yuba City; Spring Prune Field Meeting Agenda
March
March 2004 Upcoming Meetings; Prune Orchard Checklist for February/March; Almond Orchard Checklist for December/January; Bees & Bloom Basics, a Review; 10 things to do to improve your prune returns in 2004; FREE-to a good home- Almond & Prune Trees; Fertilizer Program; Nitrogen Butgets; Fungicide Program in Almonds & Prunes; $ Available for Scouting; UCCE Statewide Prune Day
January 2004 Upcoming Meetings; Dormant Season Pest Management Options for Prunes & Almonds; Dormant Spur Sampling Thresholds for Common Dormant Season Spray Target Pests in Prune & Almonds; Dormant Treatment Guide for Prune Orchards; Planning for the Future in Almond & Prune Production
October/November 2003 A 20/20 Look Back at the 2003 Prune Crop: Large Crop, Lacy Scab, Small Fruit Size, Fruit Brown Rot, Aphids, Mites, Saving Money in Dormant Sprays

Upcoming Meetings
September 2003 Post Harvest 2003: Post Harvest Irrigation in Prunes; Bacterial Canker Control; Prune Aphid Migration; Paying for Detailed Pruning; Is Paying Pruners by the Tree Better Than by the Hour?; Post Harvest Irrigation in Almonds; Almond Leaf Scorch Publication Available; Mid-September Prune Meetings Cancelled Due to Late Harvest

Field Meeting Series; Prune Grower Tour, 9-29-03 Agenda
August 2003 Timing of Prune Harvest; Estimating Fruit Maturity; Estimating Dried Prune Fruit Size at Harvest; Predicting Lacy Scab Damage in Prunes; Almond Harvest Practices/Ideas to Consider
May 1, 2003 UCCE Prune Pest & Orchard Management Short Course: Dates and Location, Registration Form and agenda for Yuba City meeting, May 30th

PCA hours requested
April/May 2003 Prune/Almond Check Lists;Prune Cropload Management; Prune Aphids are Out; Potassium Options in Prunes; Spray Oil Basics; Water Quality News of Importance to All Growers; Help for Sick Ag Pumps; Interested in a New Crop?; Weekly Orchard Update; Environmental Aspects of Agriculture; Upcoming Meetings; Nichols Field Day Program & map
February/March 2003 Chilling Units to Date; Grower Survey Mailed; Pest Control Information on the Web; Bee Hive Health & Fungicides; Dormant/Delayed Dormant Options for Prune; Prune Orchard Management Educational Series; Tank Mixing with Copper Degrades Some Pesticides; General Disease Control Review; Every-Other-Row Fungicide Spraying; UC Disease Control Guidelines Available; Owl Boxes Available to Growers; Orchard Update Messages Start; Program for Sutter/Yuba Dried Plum Day, 2/26/03
January 2003 Rules & Regulations Update, Dormant Spray Options, Almond Nutrition Review, Food Safety in Almonds, Future Needs for Almond Growing in this Region, Almond Dormant Pest Review
December 2002 Dormant Spur Check, Pruning Options for Prune Growers
October 2002 Orchard practices to consider this fall by Franz Niederholzer, new UC Farm Advisor for Sutter/Yuba Cos.