Lake County
University of California
Lake County

Orchard Notes

Produced by Rachel Elkins, Pomology Advisor

Issues Articles Type Date Added
Colusa-Sutter-Yuba Orchard Spraying Meetings

Attached is a meeting notice from my colleagues in Sutter-Yuba County. 

PDF 10/27/14
October 2014 - Volume 10, Issue 2

2014 NC-140 Pear Orchard System "Open House" Meeting

PDF 10/21/14
Sacramento Valley Walnut Newsletter - September 2014

This newsletter is courtesy of my colleagues in the Sacramento Valley.

Just released "Budding, Grafting, and Planting Walnut Tress in the Field" see Page 6.

PDF 9/15/14
Sacramento Valley Walnut Newsletter - July 2014

This newsletter is courtesy of my colleagues in the Sacramento Valley.

PDF 8/5/14
2014 Lake County Walnut Update - Volume 10, Issue 1 PDF 3/5/14
October 2013 - Volume 9, Issue 2

Pear Orchard Systems Field Meeting Agenda

Please note CORRECTED ADDRESS:
Shadowbrook Farms
13850 Old River Road
Hopland, CA

No pre-registration required. This is a free event.

For more information contact UCCE at (707) 263-6838

PDF 10/4/13
2013 Walnut Update - Volume 9, Issue 1
  • Review of the 2012 season and status of the Lake County walnut industry
    Rachel Elkins, UCCE Pomology Farm Advisor
  • Future of the Irrigated Lands Regulatory Program
    Claudia Street, Executive Director, Lake County Farm Bureau
  • Optimum walnut canopies: spacing and managing orchards for both early and mature production
    Bruce Lampinen, Extension Specialist, UC Davis Dept. of PlantSciences
  • Understanding Botryosphaeria, Phomopsis, and anthracnose diseases of walnut and their management
    Themis Michailides, Plant Pathologist, UC Kearney Ag Center, Parlier
  • Walnut twig beetle and 1000 cankers disease
    Steve Seybold, Research Entomologist, USDA Forest Service, Davis
  • Resistant walnut rootstocks for management of oak root fungus
    Kendia Baumgartner, Plant Pathologist, USDA Agricultural Research Service, Davis
PDF 12/2/13
Sacramento Valley Walnut News July 2012

This newsletter is courtesy of my colleagues in the Sacramento Valley.

PDF 7/30/12
June 2012 Vol. 8, Issue 4
  • Pear Weed Control Field Meeting
PDF 6/26/12
April 2012 Vol. 8, Issue 3
  • 2012 Spring Walnut Grafting Demonstration
PDF 4/19/12
2012 Lake County Walnut Update Meeting PDF 2/17/12
2012 North Coast Pear Research Meeting

Agenda

PDF 1/23/12
Special Issue - Upcoming Meetings

*Collaborating to Access New Markets-June 29th
* Weed Day 2011- July14th

PDF 6/14/11
April-May 2004
  • Walnut Blight Outlook
  • UCIPM Pest Managment Guidelines-Walnut; Walnut Blight
  • Focus on Summer Care of Young Trees
  • UC Davis Extension Course Offered: Getting Stared in the Special Food Business
  • Summer Checklist for Young Fruit and Not Trees
  • 2004 Lake County Walnut Update (agenda)
  • 2004 Lake and Mendocino Olive Growers Meeting (agenda)
PDF 1/24/13
July 2002 Vol. 5, No.3
  • Prepare for Walnut Husk Fly (WHF) Season
  • Leaf Analysis for Orchard Crops
  • Are You Interested in Participating in Oak Root Fungus Research?
  • Change in Lake County University of California Cooperative Extension Status
  • Lake County Walnut Summer Field Day (agenda)
  • UC North Coast Pear Field Day (agenda)
  • July Checklist
PDF 8/26/09
June 2002 Vol.5, No.2
  • 2002 Pear Cost Studies Compare Standard Versus Mating Disruption Codling Moth Control Programs
  • Effects of a Cool Spring on Codling Moth Activity
  • Winter and Spring Meeting Handouts Available
  • New UC Catalogue
  • New UC Materials of Internet to Orchardlists
  • June Checklist
  • Local Pear Farmers Request Help From Backyard Owners of Apple and Pear Trees
  • Lake County Walnut Summer Field Day

 

PDF 1/24/13
January-February 2002 Vol. 5, No.1
  • Plan to Attend Winter Meetings
  • Prepare for Orchard Frost Protection
  • Proper Orchard Heater Maintenance and Operation
  • Changes in Burning Regulations
  • Effect of Orchard Floor Condition on Temperatures
  • Is it safe to Combine Wind and Under Tree Sprinklers?
  • Effect of Dew Point on Air Temperature
  • Temperatures Causing Injury to Blossoms and Young Fruit
  • Frost Publications
  • Time to Monitor for Soft Scale in Walnut
  • Lake County Fruit Frost Meeting
  • Managing Water in North Coast Orchards (agenda)
  • 2002 North Coast Pear Research Meeting (agenda)
PDF 1/24/13
September 2001
  • North Coast Pear Industry Research Education Priorities Survey
  • North Coast Pear Industry Roundtable Discussions on Research and Education Needs
PDF 1/26/13
July 2001
  • North Coast Pear Research Field Day
  • Walnut Breeding Program Field Meeting
  • 2001 UC North Coast Pear Field Day (Spanish Session Agenda)
  • 2001 UC North Coast Pear Field Day (English Session Agenda)

 

PDF 1/24/13
March 28, 2001
  • 2001 Lake County Walnut Update (agenda)
PDF 1/24/13
March 2001
  • Plan to Attend the 2001 Lake County Walnut Update
  • Check Out the Lake County Weather Page
  • 2001 Lake County Walnut Update (agenda)
PDF 1/24/13
February 2001
  • North Coast Pear Research Meeting - "A Day of   Reflection and Exploration" (agenda)
PDF 1/24/13
July 2000
  • Update on Local PestCast Weather Network
  • Lake County Walnut Summer Field Meeting (agenda)
  • 2000 UC Lake County Pear Field Day (agenda)
  • 2000 UC Mendocino County Pear Field Day (agenda)
  • Prepare for Walnut Husk Fly (WHF) Season
  • Leaf Analysis for Orchard Crops
  • July Checklist
PDF 1/24/13
March 2000
  • Planning for the 2000 Codling Moth Season (article)
  • Planning for the 2000 Codling Moth Season (agenda)
  • Lake County Fruit Frost Meeting
PDF 1/24/13
July 1999
  • Update on Local PestCast Weather Network
  • Prepare for Walnut Husk Fly (WHF) Season
  • Leaf Analysis ofr Orchard Crops
  • July Checklist
  • 1999 Lake County Pear Field Day (agenda)
  • 1999 Mendocino County Pear Field Day (agenda)
  • Walnut Summer Field Meeting )agenda)
PDF 1/24/13
May-June 1999
  • Local UC-Sponsored Weather Information for Orchardists
  • 1999 Lake County Walnut Update Handouts
  • Focus on Summer Care of Young Trees
  • Summer Checklist for Young Fruit and Nut Trees
  • California Olive Oil Council
  • VIII Interantional Symposium on Pear
  • Lake County Walnut 1950-1997 (graphs)
PDF 1/24/13
February 1999
  • Prepare for Orchard Frost Protection
  • Proper Orchard Heater Maintenance and Operation
  • Effect of Orchard Floor Condition on Temperatures
  • Is it Safe to Combine Wind and Under-Tree Sprinkers?
  • Effect of Dew Point on Air Temperature
  • Temperatures Causing Injury to Blossoms and Young Fruit
  • Frost Publications
  • Effects of December Freeze
  • Time to Monitor for Soft Scale in Walnut
  • Pomological Reference Available in Spanish
  • Upcoming University Extension (UNEX) Offerings
  • Next Generation Pear Growers
  • 1999 Lake County Walnut Update (agenda)
PDF 1/24/13
January 1999
  • Winter Meeting Schedule
  • Disaster Relief for California Farmers
  • New Newsletter Subscription Form
  • Apple and Pear Pruning and Training Resources
  • Pruning and Training Walnuts
  • 1999 North Coast Pear Research Meeting (agenda)
  • Pear Production and Marketing in Canada
  • Subscription Form Your North Coast Orchard Notes
PDF 1/24/13
June-July 1998
  • New Hort Notes Format Coming
  • Lake County Pear Soils Field Tour (agenda)
  • UC Pear Research Field Day (agenda)
  • UCCE and Mendocino USDA Area-Wide codling Moth Project Field Day (agenda)
PDF 1/24/13
June 1998
  • June 1998 Upcoming Pear Events
PDF 1/24/13
April 1997
  • Walnut Blight Outlook
  • 1997 Lake-Mendocino Pear Research Update Handouts
  • Wine Grape Meeting Handouts
  • Agtech 1997 to Be Held at UC Davis
  • Olive Oil Production Short Course
  • Diseases-Walnut Blight
  • 1997 Lake County Walnut Update
PDF 5/19/08
January-February 1997
  • Winter Meetings Scheduled
  • Orchard and Vineyard Thermometer Testing
  • Establishing a Vineyard in Lake County (agenda)
  • Part 1: Finging money and getting started 
  • Part 2: Deciding what to grow and how to grow it
  • 1997 Lake-Mendocino Pear Research Update (agenda)
  • Fourteenth Annual Farm Conference
PDF 1/24/13
February 1996, Part II
  • 1995 Hort Notes Index (by topic)
  • Thank You For Your Cooperation
PDF 8/24/09
February 1996, Part I
  • Orchard and Vineyard Thermometer Testing
  • Proper Orchard Heater Maintenance and Operation
  • How to Check New Thermometers
  • Late Winter Checklist
  • Preparing for the 1996 Frost Protection Season (agenda)
PDF 1/24/13
December 1995, Part II
  • Important Staff Loss to UC Cooperative Extension
  • The Case for Winter Weed Control in Bearing Orchards & Vineyards
  • Eutypa Dieback of Wine Grapes
  • Measles - Another Frustrating Vineyard Malady
  • Supervisory Skills Training for Agriculture Personnel
  • Crop Insurance Deadlines
  • Grape Pest Managment Guidelines: Eutypa Dieback and Measles
PDF 1/24/13
December 1995, Part I
  • Agricultural Burning Information
  • Pesticide Safety Training Options
  • Farm Safety Publications and Videos
  • Train-the-Trainer Workshop
  • New Labor Management Law Book
  • Other UC Personnel Management Resources
  • Agricultural Marketing Resources
  • Specialty Food Business Workshop
  • Information About UC Davis Agricultural Programs
PDF 1/24/13
September-October 1995, Part I
  • UC Pear Short Course Reminder
  • Cost of Nitrogen Produced From a Cover Crop
  • Emergency Loans For Farm Flood Damage Check
  • New Ag-Related Computer Resources
  • UC Farm Safety Newsletter Available
  • Updated UCIPM Pest Management Guidelines
  • UCIPM Workshops for Trainers of Pesticide Handlers and Fieldworkers
  • University Extension (UNEX) Fall Agricultural Offerings
  • University Extension (UNEX) Wine Grape Courses
  • Other New Resources
  • Ag Composting Information Check
  • Agricultural Personnel Management Program Resources

 

PDF 1/24/13
September-October 1995, Part II
  • Effects of the 'Great Flood of 1995'
  • Non-Productive Chandler Trees 

         I. Off-Type Chandle

         II. Handling Off-Type Chandler

  • Walnut Harvest Considerations
  • New UC Farm & Garden Catalogue
  • 1995 Winter Meeting Handouts
  • Pear Wood Buyer
  • Late Fall Checklist
  • Ag Weather Forecasting Terminated
PDF 1/24/13
August 1995
  • Some Final Thoughts on the 1995 Pear Crop
  • Highlights from the 1995 American Society of Viticulture and Enology Annual Meeting
  • Downy Leaf and Fruit Spot of Walnut
  • New UC Micro-Irrigation Manual
  • 1995 UC Walnut Production Short Course
  • 1995 UC Pear Production Short Course
  • August Checklist
PDF 1/24/13
June 1995
  • Why is Pear Psylla Control So Difficult?
  • Choose Your Walnut Variety With Bloom Weather in Mind
  • Interpreting Bloom-Time Grape Petiole Analysis
  • Cost Study Budget Planner Programs Available
  • Tree and Vine Loss Calculator
  • Recently-Obtained Cost Studies
  • Specialty Crops Handbook on Diskette
  • Upcoming University Extension (UNEX) Viticulture Courses
PDF 1/24/13
May 1995
  • The Lake County Agricultural Commissioner's Involvement With the Management of Common Orchard Pests
  • Lake and Mendocino Pear Full Bloom Temperatures
  • Irrigating Young Trees
  • Oblique-Banded LeafRoller in Pears
  • Local Fruit Frost Program in Jeopardy
  • Organic Production Cost Studies
  • Agricultural Energy Loan Program
  • May Checklist
  • Your Lake County Hort Notes 1995-1996 Subscription From
PDF 1/24/13
April 1995
  • Fruit Set in Bartlett Pears - Pollination vs. Parthenocarpy
  • New Lake County Pear Cost Study
  • University Extension (UNEX) Offers Rhone Varietal Class
  • New County Erosion Publication
  • New UC Irrigation Leaflets
  • Farm Safety Newsletter
  • April Checklist
  • Walnut Pest Management Guidelines; Diseases- Walnut Blight
  • 1995 Lake County Walnut Update (agenda)
PDF 1/24/13
February-March 1995
  • Orchard and Vineyard Thermometer Testing
  • Proper Orchard Heating Maintenance and Operation
  • Effect of Orchard Floor Condition on Temperatures
  • Is it Sate To Combine Wind and Under-Tree Sprinkers?
  • Frost Protection Factors
  • Effect of Dew Point On Air Temperature
  • Frost Pulications
  • 1994 Lake-Mendocino Pear Research Meeting
  • UC Statewide IPM Projects 1995 Train -the- Trainer Programs
PDF 1/24/13
February 1995
  • 1994 Hort Notes Index (by topic)
  • Thank You For You're your Cooperation
PDF 8/24/09
January 1995
  • Pear Pruning Article Translated Into Spanish
  • Background on Harmony Rootstock Warning
  • Items From Recent Meetings (winegrapes/ canopy management and oak root fungus)
  • New UC Small Farm Handbook
  • New UC Ag Safety Training Materials (English and Spanish) 
  • UC Ag Personnel Management Materials
  • UC E-Mail Helps With Ag Pesticide Law
  • Lake-Mendocino 1994 Pear Research Review Agenda
  • Hands On Training for Pesticide Applicators Registration
PDF 2/19/13
December 1994
  • Harmony Rootstock Caution
  • New Vegetable Management Video Available
  • Other New Resources
  • More Upcoming Meetings
  • Oak Root Fungus Field Meeting (agenda)
  • Irrigation Pumping Plants; A Hands On Workshop (agenda)
PDF 2/19/13
October-November1994 Part II
  • Oak Root Fungus Disease in Pears
  • Walnut Pest Update
  • The Importance of Clean Grape Stock
  • Potential For Winter Injury in Grapes and Walnuts
  • Late Fall Checklist
  • 1994 Herbicide Label Status For Nut Crops and Vines
  • Susceptibility of Weeds to Herbicides Table
PDF 2/19/13
October-November 1994 Part 1
  • Like All of You.......We're Catching Up!
  • Pear Pruning Article Translated Into Spanish
  • More Pear Production Resources
  • Apple Cost of Production Studies
  • Financial Management Resources
  • Viticultural Research Publications
  • New UC Publications
  • Other Publications of Interest
  • University Extension (UNEX) Viticulture Courses
  • University Extension (UNEX) Course
  • Winegrape Canopy Management (agenda)
PDF 2/19/13
July 1994
  • Prepare for Walnut Husk Fly (WHF) Season
  • Wine Grape Canopy Management Seminar
  • Leaf Analysis for Pear and Walnut
  • New Lake County Farm Trails Map
  • July Checklist
  • 1994 Pear Research Field Day (English and Spanish agendas)

 

PDF 2/19/13
June 1994
  • Fire Blight Cutting Tool Disinfectants
  • Early summer Walnut Update
  • Interpreting Bloomtime Grape Petiole Analysis
  • New Publication on Mexican Pear Trade Infrastructure
  • University Extension Winegrape Classes
  • New UC Publications
  • June Checklist
PDF 2/19/13
May 1994
  • Walnut Production on Marginal Soils
  • Rootstock for Sauvignon Blanc in Lake County
  • Status of Frosted Scale in Walnut
  • Irrigation Technology Video Available to Borrow
  • New Report Explores Competitive Challenges to Walnut Industry
  • May Checklist
PDF 8/24/09
March 1994
  • Why is it Illegal to Burn Treated Wood?
  • Do You Have Your Copy of the 1993 Pear Research Report?
  • New N Fertilizer and Water Use Video
  • New Irrigation Management Publications
  • Spring University Extension (UNEX) Viticulture Class
  • Lake County Winegrape Commission Growers Questionnaire
  • Informal Monthly Meetings for Grape Growers
  • More 1993 Thank You's!
  • The 1994 Crop Season Is Here
  • 1994 Lake County Winegrape Seminar (agenda)
  • 1994 Lake County Walnut Update (agenda)
PDF 2/19/13
February 1994
  • Orchard and Vineyard Thermometer Testing
  • Wine Grape Day 1994
  • Thank You For Your Cooperation
PDF 8/21/09
January 1994 Environmental Horticulture Edition
  • Hello From Your Farm Advisor
  • Master Gardener Program
  • Evaluation of Two Soil Moisture Sensors in a Landscape Situation
  • California Turfgrass Culture
  • Any UC Davis EH Department Alumni Out There?
  • University Extension (UNEX) Landscape Course Schedule
  • 1994 Turf and Landscape Expo
  • UC IPM Hands-on Training For Pesticide Applicators
PDF 2/19/13
January 1994
  • 1993 Hort Notes Index (by topic)
  • Soil Moisture Monitoring Workshop Handouts
  • Videos Available To Borrow From Our Office
  • Agricultural Personnel Management Program Resources UC IPM Hands-On Training For Pesticide Applicators
PDF 2/19/13
December 1993
  • 1993 Walnut Season Wrap-Up
  • Get Those Rodents With Barn Owls!
  • New Vineyard Management Manual Available
  • New Pamphlet Highlights Lake County Pear Varieties
  • Bench Grafting Procedure for Grapes
  • Upcoming University Extension (UNEX) Courses 
  • University Extension (UNEX) Viticulture Classes
  • Walnut Pest Management Guidelines; Insects and Mites - Frosted Scale and European Fruit Licanium
PDF 2/19/13
November 1993
  • Plan Now To Prevent Bunch Rot in 1994
  • Training and Pruning Apple and Pear Trees
  • Potassium Deficiency in Winegrapes
  • Wine Grape Production Short Course
  • Upcoming University Extension (UNEX) Classes
  • More Conferences
  • Audio-Visual Aids For Your Safety Training Program
  • Soil Moisture Monitoring Workshop (agenda)
  • Newsletters Galore!
PDF 2/19/13
October 1993
  • Begin Next Season's Weed Control Program Now
  • More Weed Control!
         Puncturevine - The Plant and it's Control
         Effect of Water Quality on Herbicide Performance
  • Fall and Winter Zinc Deficiency Correction
  • Grape Pumace as a Source of Fertilizer
  • Fertilizer Research and Education Program Conference
  • 1993 Walnut Harvest
PDF 2/19/13
August 1993
  • Some Thoughts on 1993 Pear Crop
  • Proper Interpretation of Grape Tissue Analyses
  • Vertebrate Pest Management
  • Organized Research at UC Davis
  • 1993 Apple Production Short Course
  • Return Those 'Hort Notes' Subscription Forms!
  • August Checklist
PDF 2/19/13
July 1993
  • Prepare For Heavy Walnut Husk Fly Season
  • Meadow Mice (Vole) Damage in Pear Orchards
  • Avoiding Herbicide Damage to Young Trees
  • Upcoming University Extension (UNEX) Classes
  • New UC Publications
  • Employee Safety Materials
PDF 2/19/13
May 1993
  • Current Trends in Nitrogen Fertilization Research

          1) Uptake and distrbution of N in Thompson Seedles (TJ) Grape Vines

          2) Nitrogen management options for pears

          3) Walnut N fertilization and usage

  • Nitrogen Fertilization of Young Trees
  • Training Young Pear Trees
  • Grape Powdery Mildew - A Problem Year?
  • Walnut Meeting Handouts
  • May Checklist
PDF 2/19/13
April 1993
  • Grape Phylloxera Replanting Options
  • New Grape Cost Studies Available
  • 6th International Symposium on Pear Growing
  • Walnut Blight - A Problem With Late Spring Rains
  • 1993 'Hort Notes' Subscription Renewal
PDF 2/19/13
March 1993
  • Factors Affecting Successful Codling Moth Control
  • What Causes Pear Russeting?
  • Prepare For the 1993 Frost Season
  • 'Hort Notes' Articles on Frost Protection
  • Lake County Grape Publication Updated
  • 1992 Pear Research Reports Available
  • More Thank You's for 1992!!!
  • 1993 Lake County Walnut Update (English and Spanish agendas)
PDF 2/19/13
January-February 1993
  • Orchard and Vineyard Thermometer Testing
  • Virus Symptoms in Replanted Vineyards
     1) Vineyard-Selected Scion Wood Increases Threat of Virus 
           Infection on Alternative Rootstocks
     2) California grapevine registration and certification program
  • Informal Monthly Meetings For Grape Growers
  • Revised Grape Pest Management Manual Finally Available!
  • New Publications for Pear Growers
  • Pesticide and Farm Safety Training Materials
  • Wine Grape Nutrition (agenda)
  • Thank You For Your Cooperation
PDF 2/19/13
July 1992
  • New Phylloxera Strains and Rootstock Choices
  • Pest Management Guideline Updates
  • Pesticide Safety Handouts Available
  • Treating Individual Pear Trees For Lime-Induced Iron Chlorosis
  • Walnut Husk Fly Season is Here
  • Other New UC Publications
  • Certified Farmers Market in Kelseyville
  • 1992 Farmer-to-Consumer Directory
  • Low-Input Farming Systems Field Day
  • July Checklist
  • Pear Research Field Day (agenda)
PDF 2/19/13
May 1992
  • Spring Walnut Field Meeting (agenda)
PDF 5/19/08
February 1992
  • Orchard Thermometer Testing
  • Late Winter Irrigations - Again?
  • Use a Probe to Monitor Soil Moisture
  • 1991 Pear Research Update (agenda)
  • Vineyard Audio-Visual Training Aids (English/Spanish)
  • Specialty and Minor Crops Handbook
  • Organic Farmers Must Register With CDFA
  • More  New UC Publications Available
  • Publications from Non-UC Sources
  • Agricultrual Publications Catalogues
  • Thank you for your Cooperation
  • Lake County 'Hort Notes' Subscription Form
PDF 2/19/13
January 1992
  • 1991 'Hort Notes' Index
  • Upcoming University Extension (UNEX) Courses
  • Farm Conference '92
  • 1992 Pesticide and Farm Safety Update (agenda) (English and Spanish sessions)
PDF 2/19/13
November 1991
  • Potassium Deficiency Correction Factors
  • New Potential Pest Update
  • Spring and Summer Weed Control Begins Now
  • Audio-Visual Tree Training and Pruning Aids (English and Spanish)
  • Herbicides Registered for Major Lake County Perennial Crops
  • Susceptibilty of Weeds to Herbicides
PDF 2/19/13
September-October 1991
  • 1991 Walnut Husk Fly Season
  • Grape Rootstock Characteristics Table Revised
  • More Grape Items to Note
  • Wine Grapes - Growing Uncommon Varieties
  • IPM Manual for Pear Is Here!!!
  • Grape Rootstock Characteristics; Lake County Trials
  • Upcoming University Extension (UNEX) Courses at UC Davis
  • Your Lake County 'Hort Notes' Subscription Form
PDF 2/19/13
August 1991
  • Red Sensation Bartlett Harvest Factors

        Part I: Relationship between size and color

        Part II: Effect of Site and rootstock on color

  • Powdery Mildew Article Error
  • Pre-publication Discount for Revised UC Grape Pest Management Manual
  • Pesticide Container Disposal
  • Workshop Set to Show Growers How To Use Cover Crops
  • Two New UC Personnel Newsletters Available
  • Other Publications Available
  • August Checklist
PDF 2/25/13
June-July 1991
  • Use of AXR #1 Rootstock - A Plea to Nurseries
  • Upcoming University Extension (UNEX) Grape Courses
  • Winter Meeting Handouts Available
  • Pear Pest Management Guidelines Updated
  • New UC Publications Catalogue is Here
  • New UC Publications
  • Other Publications of Interest
  • New California Ag Labor Law Handbook
  • July Checklist
  • Lake County Phylloxera and Rootstock Update (agenda)
PDF 2/25/13
April-May 1991
  • Dormant Oil Phytotoxicity to Pears
  • Spring is a Good Time to Look For - and Plan to Correct - Winter Injury
  • Current Research on Grape/Walnut Diseases
     1) Walnut-Crowngall  Control
     2) Are the new powdery mildew fungicides invincible?
     3) Eutypa Control
  • UC Publications Available
  • UC Publishes New Illustrated Guide to Pesticide Safety
PDF 2/25/13
March 1991
  • Drought Irrigation Strategies

        Part I: Irrigation practices

        Part II: Stragies for our crops

  • UC Irrigation Publications
  • Frost Protection in a Dry Year
  • Frost Protection Factors
  • 'Hort Notes' Articles on Frost Protection
  • 1991 Agricultural Conservation Program Sign-Up
  • 1990 Pear Research Reports Available
  • Upcoming UNEX Courses
  • 1991 Wine Grape Update (agenda)
  • 1991 Walnut Update (agenda)
PDF 2/25/13
February 1991
  • Orchard Thermometer Testing
  • Winter Injury Potential
  • Consider Late Winter Irrigations
  • Time to Monitor for Soft Scale in Walnut
  • 1990 Pear Short Course Recap
  • Thank You For Your Cooperation
PDF 9/10/09
December 1990 - January 1991
  • 1990 Hort Notes Articles Index (by topic)
  • Upcoming University Extension (UNEX) Courses
  • Attention!!! Pesticide Application/Safety Update (English and Spanish agendas)
  • Farm Conference '91
  • Other Upcoming Events
  • 1990 Pear Research Update (agenda)
  • Current Herbicde Status for Orchard Crops
  • Susceptibility of Weeds to Herbicides
PDF 2/25/13
November 1990
  • Grape Clones - Just What Are They? -

           "Romancing the Clone"

  • Guidelines On Choosing Grape Rootstock
  • Walnut Husk Fly Trap Catches
  • UC ANR Publications Available
  • Environmental Liability: What The Agricultural Producer Should Know
  • Breaking New Ground
PDF 2/25/13
October 1990
  • 1990 Walnut Crop Looks Good
  • Zinc Deficiency Correction
  • Pears Featured at Upcoming Marketing Conference
  • Geothermal Resource Seminar
  • October Checklist
PDF 10/13/09
September 1990 Kiwifruit Update
  • Using Total Solids to Measure Kiwifruit Maturity
  • Kiwifruit Nutritional Needs and Relationships
  • Factors Affecting Fruit Size
  • Publications Of Interest
  • Import/Export Status
PDF 5/25/13
September 1990
  • National Farm Safety Week
  • Reviewing the 1990 Grape Season
  • Notes From Summer Travels: Grapes and Pears
  • Fall 1990 University Extension (UNEX) Viticluture Classes
  • Commercial Vineyard Planning Publications
  • September Checklist
PDF 2/25/13
August 1990
  • Stress - By Many Other Names
  • The Beauty of Backhoe
  • Ash Whitefly Update
  • Farm Energy Loan Program
  • Walnut Dehydrator Tour
  • Just Published - Pests of the Garden and Small Farm
  • August Checklist
PDF 2/25/13
July 1990
  • Walnut Husk Fly
  • Mark Calendars!! Water Management Seminar (agenda)
  • Irrigation Management of Young Pear Trees
  • First Announcement! 1990 Pear Growers Short Courses
  • July Checklist
  • Walnut Pest Management Guidelines; Walnut Husk Fly
  • Toxics Liability Symposium
  • Telecommunications Device for the Deaf (TDD)
PDF 2/25/13
June 1990
  • 1990 - The Year of Thrips
  • Soft Scale in Walnut
  • Pear Pest-Management Guidelines - Thrips
  • Simazine and Diuron Herbicides Now Restricted Materials
  • 1990 UC Agricultural Publications Catalogue Now Available
  • Upcoming UNEX Viticulture Classes Offered
  • Black Walnut is Being Honored in Chico
  • June Checklist
PDF 8/21/09
May 1990
  • Plan Now to Avoid Grape Powdery Mildew Resistance to DMI'S
  • Support Stakes for Young Walnuts
  • 1990 Pest Management Guidelines Available
  • Recent UC Publications of Interest
  • Publication Catalogs Available
  • 1990 Winter Meetings
  • Did Someone You Know Not Receive a May Newsletter?
  • May Checklist
PDF 2/25/13
April 1990
  • 'Hort Notes' Subscription Forms: Last Chance!!
  • Organic or Sustainable: Two Possibilities
        Reduced-Input Wine Grape Management
        Is the Future for Lake County Walnuts

              Spelled O-R-G-A-N-I-C

  • Handouts from January Grape Meeting Available
  • Pesticide Safety Training Resources
PDF 2/25/13
March 1990
  • Prepare for the 1990 Frost Season
  • Is It Safe to Combine Wind and Under Tree Sprinklers
  • Frost Publications - Available at UCCE Office
  • A Note On Dew Point
  • Frost Protection Factors
  • 1990 Walnut Update (agenda)
  • Lake County Phylloxera Bioassay Results
  • Grapevine Propagation
  • Hazardous Substance Training Offered
  • ASCS 1989 Disaster Assistance Deadline
  • Keep Those Subscription Renewal Forms Coming!!!!
PDF 8/12/09
February 1990
  • Orchard Thermometer Testing
  • Newsletter Subscription Form
PDF 5/19/08
January 1990
  • 1989 Newsletter Articles Index (by topic)
  • IMPORTANT!!!! Pesticide and Farm Safety Update (agenda)
  • 1989 Pear Research Update (English and Spanish agendas)
  • Warning on AXR #1 Rootstock
PDF 2/25/13
December 1989
  • Winter Meeting Schedule
  • The Case For Fall Weed Control in Bearing Orchards and Vineyards
  •  Commentson 1989 Herbicide Status and Efficency Table
  • Winter University Extension (UNEX) Classes
  • New Publications Available
  • New County Grape Publication Available
  • Thank You For Your Cooperation
  • 1989 Current Herbicide Label Status for Orchard and Vineyards Susceptibility of Weeds to Herbicides
  • Grape Scion Quality Considerations (agenda)

 

PDF 2/25/13
November 1989
  • Ash Whitefly Found in Sacramento
  • Soil Amendments
  • Grape Rootstock and Variety Selections
  • Walnut Variety Update
  • 1990 Fruit Tree Nursery Catalogs
  • Publications Available From UCCE
PDF 5/19/08
October 1989
  • Botrytis Bunch Rot Treatments
  • Walnut Husk Fly Update
  • Reminder! Order Your Pear Pest Management Guidelines
  • Other New Publications
  • October Checklist
  • 1989 Walnut Harvest
  • Growing Grapes with Reduced Inputs Short Course
PDF 5/19/08
September 1989
  • Evaluate Future Production Potential Now
  • Pear Pest Management Guidelines Are Here!
  • More Upcoming Classes and Seminars
  • Viticulture Course Offerings
  • September Checklist
PDF 11/13/09
August 1989
  • A Response to Consumer Questions on Produce Safety (An Editorial)
  • August Checklist
  • New UC Walnut Pest Management Guidelines Available
  • Pest Management Guidelines For Other Crops
  • Reminder - Oakville Grape Day
PDF 2/25/13
July 1989
  • Oregon Pear Researchers to Visit (agenda)
  • Agriculture Water Conservation Practices
  • Will 1989 Be A Premature Ripening Year?
  • Reminder: Grape Rootstock Update
  • Oakville Grape Day (agenda)
  • New Feature - Monthly Checklist
PDF 2/25/13
June 1989
  • Poor Pear Psylla Control - The Problem May Be Your Spray Rig
  • An Invitation to Our Test Plot (variety list)
  • Vineyard Canopy Assessment Workshop Offered
  • Organic Farming Certification Handbook
PDF 5/19/08
May 1989
  • Guidelines for Phylloxera Detection in Vineyards
  • Pesticide Reporting - Local Meeting Upcoming
  • Kiwifruit Meeting
  • 1988 Walnut Cost Studies
  • U.S. Pear Markets at Stake: A Look at our Competition
  • California Walnut Commission 1987-1988 Annual Report
  • 1989 Winter Meetings
PDF 5/19/08
April 1989
  • Grape Powdery Mildew
  • Spring Zinc Deficiency Treatments
  • Effect of Fungicial Sprays on Pear Skin Russet
  • 1988 Pear Research Reports
  • The Drought
PDF 2/25/13
March 1989
  • Reminder! Frost Protection Workshop
  • Frost Publications - Available at UCCE Office
  • New Spray Oil Publication
  • Frost Protection Factors
  • 1989 Walnut Meeting (agenda)
PDF 9/11/09
February 1989
  • 1987 and 1988 Newsletter Articles Index (by topic)
  • Attention: Growers!! Farm Safety Update - Spanish Session
  • 1987-1988 Viticulture Enology Research Summary
  • Attention! Pesticide Use and Worker Safety Update (agenda) (English and Spanish)
  • Walnut Pruning Field Meeting (agenda)
  • University of California - Publications Offered in Past Newsletters
  • Research/Education Priorities Survey- Year 2
  • 1988 Pear Research Results
PDF 2/25/13
January 1989
  • Orchard Thermometer Testing
  • 1989 Frost Protection Workshop
  • UC Program News
  • Herbicide Label Status for Deciduous Fruit 1988-89
  • Susceptibilty of Weeds to Herbicides
  • Cost Estmates For Replacing Damaged Grape Vines
  • California Tree Fruit Agreement Newsletter
  • Grower Reseach/Education Priorities Survey
PDF 2/25/13
December 1988
  • Walnut Deep Bark Canker - An Epidemic?
  • Winter Injury To Grapes
  • Burn Permit Reminder
  • 1989 Winter Meeting Schedule
  • Spanish - Language Pruning Publications Available
  • National Direct Marketing Conference and Trade Show
  • Thank You For Your Cooperation
  • Vineyard Canopy Management (agenda)

 

PDF 2/28/13
November 1988
  • Pear and Walnut Zinc Deficiency Correction - The Key is Proper Diagnosis
  • Organic Pears - The 1988 Market
  • New Phylloxera Locations Detected in Lake County
  • Walnut Husk Fly - Not Moth!
  • Federal Crop Insurance For Pears
  • Walnut Harvest
  • Organic Bartlett Pear Prices - 1988 (OMNIS)
PDF 2/28/13
October 1988
  • Applicants Sought For Agriculture Screening Committee
  • Alternative Ag and Specialty Crop Conference
  • U.C. Grape Courses Offered
  • Grape Rootstock Choices - Yours To Make
  • More Courses For Growers
  • 1988 Grape Harvest
PDF 2/28/13
October 1988 Kiwifruit Update
  • Scheduling Kiwifruit Harvest
  • New U.C. Kiwifruit Specialist
  • Cold-Country Kiwis
  • Kocide 101 To Control Ice Nucleating Bacteria
  • Kiwifruit Diseases - A Brief Update
  • Special Local Need (24-C) - Kocide 101

 

PDF 2/28/13
September 1988
  • Poor Grape Set - Blame it on the Weather
  • Walnuts - Another Poor Quality Year?
  • Chandler - A Lateral Bearing Variety for Lake County?
  • Ultra-Low Volume Sprayers: What is Happening?
  • California Energy Commission Grant and Loan Program
  • New Publications
PDF 2/28/13
August 1988
  • Which Pears Suvived The 1988 Frost Season?
  • Frost Protection Seminar
  • The 1988 Pear Harvest
PDF 8/3/09
July 1988
  • Walnut Husk Fly...Once Again
  • Walnut Husk Fly Field Meeting (agenda)
  • Leaf Analysis For Pears and Walnuts
  • Field Research - Results Often Come Slowly

         The inherent unreliability of short-term feild experiments

  • Newsletter Subscription Renewal - Last Call!
PDF 2/28/13
June 1988
  • UC Test Plot Field Day
  • The Big Freeze - What Happened?
  • Frost Advice From A Fellow Advisor
  • Frost Damaged Grapes - Does Shoot Break-out Pay?
  • Interpreting Bloomtime Grape Petiole Analyses
  • Any New Newsletter Subscribers Out There?
  • Pear Cost Study
  • New Publications
PDF 2/28/13
May 1988
  • Topic of the Year: Drought
       Part I: Tips to save water
       Part II: Strategies for our crops
  • Botrytis Bunch Rot - What's New?
  • Proper Use of Orchard Heaters Saves You Money!
  • 1988 Tasting of Summer Produce
PDF 2/28/13
April 1988
  • Walnut Blight Control for Early Season Varieties
  • Walnut Phytophthora Crown/Root Rot Survey
  • Research/Education Priorities - What You Said
  • Early Season Stresses Can Reduce Next Years Grape Crop
  • Pear/Psylla Resistance To Pydrin
  • Upcoming Events/Classes
  • Seasonal Grape Development Timeline
PDF 2/28/13
February 29, 1988
  • Frost Protection Factors
  • Grape Disease Management Update
  • Apple Pest Management Guidelines
  • UC/IPM Walnut Pest Management Check
  • 24C For Kocide 101 On Kiwifruit
  • Winter Meeting
PDF 2/28/13
February 1, 1988
  • Orchard Thermometer Testing
  • Fruit Frost Telephone Numbers
  • 1988 Winter Pear Meeting (agenda)
  • 1988 Lake County Walnut Update (agenda)
  • Withholding Water - Part Two: Effect on Wine Quality
  • Weed Identification & Control (agendas)
  • Pesticide Hotline Opened by EPA
  • California Agriculture Computing Conference & Trade Show
PDF 2/28/13
January 1988
  • Attention! Pesticide Application/Safety Meeting Set (agenda)
  • Dryland Walnut Pruning Tips
  • Walnut Meetings (agendas)
  • Pear Pest Management Update
  • UNEX Offers Apple & Pear Management Course
  • Vineyard Irrigation - Review of December 17th Meeting
  • Grape Growers - Courses Offered
  • Wine Grape Day (CSU Fresno)
  • How to Plan and Build a Private Road (workshop)
  • Marketing Info for Growers an Shippers
PDF 2/28/13
December 1987 Kiwifruit Update
  • Kocide 101 Registered to Control Ice-Nucleating Bacteria
  • Pruning Demonstration & Boxelder Bug Discussion Field Meeting
  • Kiwifruit Culture (book)
  • Research/Educational Priorities Survey
  • SLN Registration - Kocide 101 - Kiwifruit
PDF 2/28/13
November 1987
  • New Horticulture Advisor
  • Lake County Vineyard Seminar
  • Walnut Growers - Do You Have a Computer?
  • UNEX Short Courses
  • Farm Conference - 88
  • Future Newsletters
  • Informal Grower Survey (Research/Education Priorites)
  • In Memoriam; Johannes Joos, Area Pest Management Specialist 
PDF 2/28/13
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