Topics in Subtropics Newsletter

News from the Subtropical Tree Crop Farm Advisors in California

Issues Articles Type Date Added
Volume 20, Summer 2019
  • A "boring" problem that's generating a big interest in southern California
  • How ants can be "good" in ag production systems
  • Is Eucalyptus a Safe Material for Mulching Trees?
  • Botryosphaeria Gummosis and Dieback of Citrus
  • The online Lucid Key, Thrips of California has been updated      
PDF 8/20/19
Volume 19, Spring 2019
  • Introducing Your New Information Source for CDFA grants, Kern and Ventura Counties
  • Spotlight on SWEEP in Citrus
  • Low Pressure Guide to Low-Flow Irrigation Scheduling
  • The So-Called "Leaf Fleck" Virus Diseases of Citrus 
  • Replanting Trees in Mature Citrus Groves
  • What About Planting Lemons in Kern County? 
PDF 5/16/19
Volume 18, Winter 2019
  • Distinguishing Between Symptoms of Drought and Root Rot in Avocado
  • Avocado Trunk Cankers
  • Viruses Are Our Friends-and Maybe for Citrus Too
  • Ground Squirrel and Other Vertebrate Control
  • Meet our new Citrus Specialist at UC Riverside/Lindcove
  • Meet our new Extension Tree Crops Spray Application Engineer
  • UC Ag Experts Talk    
PDF 3/28/19
Volume 17, Fall 2018
  • California Citrus Network: an online forum
  • High Density Planting Production: A Chilean Perspective
  • Avocado Brainstorming 2018
  • Meet our new subtropical crops specialist at UC Riverside  
PDF 11/8/18
Volume 17, Summer 2018
  • Native Pollinators of California Avocado as Affected by Introduced Pollinator Gardens
  • Which Way World Avocados?
  • Evaluating Cost Effectiveness of High Density Planting of Avocados: Experiment on Water and Pruning
  • Herbicide injury in avocado
PDF 9/20/18
Volume 17, Spring 2018
  • A Taste of Coffee
  • Colletotrichum Shoot Dieback: A New Disease of Citrus in California
  • Successfully Irrigating Potted Trees
  • An Update on Huanglongbing Disease of Citrus in California 
PDF 5/8/18
Volume 16, Winter 2017-2018
  • South American Palm Weevil is threat to Coachella Valley Date and Ornamental Palm Growers
  • Template for Estimating Value of Tree Loss
  • After the Fire and Before the Rain, What to Do
PDF 2/27/18
Volume 15 - Fall 2017

TOPICS IN THIS ISSUE:

  • Ah, Rats!
  • So You Want To Install Soil Moisture Meters?
  • Notes on Applying Gibberellic Acid (GA) to Navels in the Southern San Joaquin Valley of California
  • Fall Leaf Tissue Sampling
  • FREE! Citrus: UC IPM Pest Management Guidelines

 

PDF 10/11/17
Volume 14 No. 5 June 2017
  • Why has California red scale been so difficult to control?
  • Navel Orange Nitrogen Fertilization
  • Recent advances in understanding the history of olive domestication
PDF 6/30/17
January-March 2017

Volume 15, Issue 1

  • Blast from the Past-An Old Spacing Trial Revisited
  • Shoot and Twig Dieback of Clementine, Mandarin and Navel Orange Varieties in California
  • New Crops, Also Known As....
  • A Comment from the Citrus Research Board on the Upcoming Referendum
PDF 3/3/17
November 2016

Volume 14 No. 4

  • Real-Time Sensor For Early Detection of HLB
  • 2016 International Citrus Conference
  • Management of Ambrosia Beetles in California Avocados
  • An Overview of Mango
PDF 12/7/16
June 2016

Volume 14   No.2

PDF 8/4/16
January - March 2016

Volume 14  No. 1

PDF 4/11/16
October-December 2015

Volume 13  No. 4

PDF 1/5/16
Fall 2015

Volume 13  No. 3

PDF 9/4/15
Summer 2015

Volume 13 No. 2

PDF 6/22/15
Spring 2015

Volume 13 No. 1        February - April, 2015

PDF 4/6/15
Spring 2014 PDF 8/8/14
Centennial Celebration

Centennial Celebration - Thursday, August 21, 2014 - Kern Ag Pavilion

PDF 7/14/14
100-Year Agriculture Families PDF 6/4/14
Winter 2014 PDF 4/11/14
November-December 2013 PDF 12/23/13
September/October 2013 PDF 10/16/13
Spring 2013 PDF 7/12/13
Kern Spring Citrus Meeting Announcement

Kern Spring Citrus Meeting

Thursday, May, 2, 2013, 1:00 p.m. to 4:45 p.m.

UCCE Kern Conference Room

PDF 4/10/13
January - March 2013 PDF 3/26/13
UC Riverside Citrus Day For Industry Announcement

UC Riverside Citrus Day For Industry

Thursday, January 31, 2013 - 9 a.m. to 3:30 p.m.

UCR Agricultural Operations, Riverside, California

PDF 1/10/13
Volume 10 No. 3 October-December 2012 PDF 12/20/12
September 2012 PDF 9/7/12
Volume 9 No. 2 - Winter 2011
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Topics in Subtropics Newsletter contents:

-Vertebrate Damage
-Chemical Thinning of Olives
-Vertibrate Damage
-Tips on Producing the Earliest Citrus in the San Joaquin Valley
-Herbicide Registration Chart
-Resource and Market Information for Enterprise Selection

 

PDF 1/10/12
June 2011

-Organic Herbicides:  Do They Work?
-Snake Oil:  Horticultural Myths and Legends
-Success Story before there is a problem

PDF 8/11/11
July - September 2010 PDF 10/22/10
January - March 2010 PDF 3/25/10
October-December 2009 PDF 1/6/10
July - September 2009 PDF 9/21/09
April - June 2009 - Ag Waivers for San Diego County - Spring Adjustments: What's in a Name? - Strategizing for Water Cutbacks . . . Is there a Logical Method? PDF 7/22/09
Spring 2009 -Avocado Research in Ventura County -Laurel Wilt Disease Conference -Managing Insecticide Resistance -Smart Sprayers Make Sense PDF 4/7/09
Fall 2008 - Dothiorella Leaf and Stem Blight - Irrigation Stress and Early Navel Fruit Maturity PDF 1/28/09