Topics In Subtropics

This edition includes the following:

• Cherimoya Growers Handbook Available On-Line
• Learning From the Rain
• Optimizing Avocado Irrigation Management Practices Using Soil Moisture Sensing
• Pest Alert: Fig Wax Scale
• Ag Labor Management Resources
• Upcoming meetings
  • Avocado Irrigation workshops
  • Avocado Sunblotch Viroid (ASBVd)

• Effectiveness of Asian citrus psyllid management in huanglongbing treatment zones in residential Southern California
• Managed honeybees in a wet year
• Threats to citrus orchards in California by synergistic effects of dry root rot and phytophthora root and crown rot
• Microbial Safety in Avocado Farms
• How Much Fruit is Up there?
• Tiny Troublemakers: How Geminiviruses are affecting California's Crops
• Citrus Leprosis Disease – Staying alert on potential threat to California’s citrus industry

• IRCHLB?
•  Pocket Gopher Management
•  Phytophthora Diseases of California Citrus
•  Airblast Sprayers
•  Temperature Inversion Data Helps Guide Frost Responses
•  Bodil Cass – New Subtropical Fruit IPM Specialist

TOPICS IN THIS ISSUE:

• IRCHLB?
• Pocket Gopher Management
• Phytophthora Diseases of California Citrus
• Airblast Sprayers
• Temperature Inversion Data Helps Guide
  Frost Responses
• Bodil Cass – New Subtropical Fruit IPM
  Specialist

Topics in this issue: 

• Avocado Production in the World: Observations of production and consumption growth 
  
  
• USDA-APHIS Approves New Fuller Rose Beetle Mitigation – a Voluntary Option to Reduce Pesticide Applications

• DON’Ts – Suggestions for Citrus and Avocado Growers and Others

•  California Efforts to Control Citrus HLB 

• Dr. Hamutahl Cohen was appointed as an Entomology Advisor with UC Cooperative Extension in Ventura County

Topics in this issue:

• Introducing Fetemeh Khodadi, Assistant Professor of Extension and Plant Pathologist
• Agave Mites: A Tiny Menace
• New pest in young avocado orchards
• Planting Avocados
• One, one hundred, one thousand
• UCR Citrus Day, March 2, 2023

In this issue:

• Mandarin Rind Breakdown
• Breaking the Avocado Alternate Bearing Cycle
• A Great Friend and Farmer has passed
• Calculating the Value of Lemon Tree Loss

• Progress in Developing Mechanical Harvesting for California Black Ripe ‘Manzanillo’ Table Olives 

• Developing a Nitrogen Fertilizer Plan for Olive Orchards 

• Should I Pay for Avocado Pollination Services? 

• Collaboration is Key to Saving Kern County Citrus
  
  
• Are Finger Limes Just Another Fad?
  
  

Topics in this issue:

Avocado Establishment Costs

Soil Analysis

Healthy Roots, Healthy Trees

Avocado Weed Control

Salt Leaching

In this issue:

• In memoriam: George Goodall
• Promoting best practices for safe, economical and environmentally sound pesticide application with minimum environmental risks
• South American Palm Weevil: Update
• Lemon Establishment and Production Costs and Profitability Analysis in Ventura County, 2020
• Brief update on ACP/HLB in California with emphasis on the San Joaquin Valley

• An Automated Delivery System for Therapeutic Materials to Treat HLB Infected Citrus
• On-Farm Research
• Citrus Dry Root Rot
• Dr. Beth Grafton-Cardwell to Retire
  
  
  Announcements:
  What are the UC Experts Talking About?

Memorial to Dr. Travis Bean

• 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?

• California Citrus Network: an online forum to facilitate communication and information exchange regarding California citrus
  
  
• High Density Planting for Avocado Production: A Chilean Perspective
  
  
• Avocado Brainstorming 2018
  
  
• Meet our new subtropical crops specialist at UC Riverside
  
  
• Fall Citrus Meeting Reminder

TOPICS IN THIS ISSUE:

• 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 avocados

Topics in this issue:

• 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

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

*file271762*

Avocado Cultivars, Botanical Races and Genetic Footprints

Drought Induced Problems in Our Orchards

Blossom End Rot of Citrus

Using Organic Herbicides in Production Fields and Non-Crop Areas

Pocket Gopher and Ground Squirrel Control: Management Options for Citrus and Avocado Groves

What is that in My Grove, Horseweed or Hairy Fleabane?

Upcoming Programs and Schedules

Predicting Water Demand Along the Coast Versus in the Valley

Avocado Farm Families Still Healing, More Than a Decade Later: What Lessons Have We Learned About Fire Readiness and Prevention?

Olive oil chemistry – Let’s talk about quality

In this issue:

Did a Newly Introduced Fukumoto Navel Budline from Spain Perform Better than the California Budline in the San Joaquin Valley?

What values should olive growers use for estimating crop nitrogen removal at harvest?

In this Issue:

Polyphagous shot hole borer (PSHB) update for avocado growers
Weed Management in Citrus
UC Davis Olive Center:  Sensory Evaluation of Olive Oil Certificate Courses
Water Terminology
Olive Quick Decline in Italy is associated with unique strain of Xylella fastidiosa

Pesticide Worker Safety Training Registration

In this Issue:

• Vole Damage to Citrus
• Time to Go Fishing!
• 'Meyer' Lemon and C-35 Citrange Rootstock
• Are Hops a Serious Option for a Crop in San Diego County?

In This Issue:

• Rehabilitating Frost Damaged Citrus and Avocado
• Advances in mitigation of alternate bearing of olive: vegetative growth response to plant growth regulators
  
  
• Fertigation - Measuring Uniformity
  
  
• Olive Fly Update

In this Issue:

• Olive Tree Phenology
• Training and Pruning of Cherimoya
• High Density Avocado Installation: Use a quick cost study to make a decision
• Volatile Organic Compound (VOC) Emissions from Pesticides

In this Issue:

• Cultural Practices to Reduce Pest and Disease in Avocado and Citrus
• Polyphagous Shot Hole Borer in California
• Electronic "sniffer" for Detecting HLB
• Important Information Sources Related to Fire Management and Protection
• Bee kill in Oregon - A reminder of pesticide use

In This Issue:

• Costs of Orchard Establishment and Production Summary for Avocados in California
• Huanglongbing Conference, Florida
• Going Out of Business in the Citrus Business - Doing it the Right Way
• The Avocado: Botany, Production and Uses, 2nd Edition
• Winter Irrigation
• Update from Israel on the Polyphagous Shot Hole Borer and Fusarium symboint

• Asian Citrus Psyllid Quarantines
• Decline of Oranges and Mandarins
• Mitigation of Alternate Bearing in Olive
• Alternate Bearing in Mandarin

• Simazine Degradation in CA Citrus Orchards
• Lime-induced Iron Chlorosis
• Avocado Trunk Cankers
• Asphyxiation
• Tree Wraps
• Stem and Leaf Blight

In this Issue:

*Quarantine for Huanglongbing

  Declared in Hacienda Heights

  Section of Los Angeles County

 *An Outline of Management Options for HLB in Florida

*Avocado Farming with High Priced Water

*Soil Moisture Sensors

In this Issue:

Vertebrate Damage

Chemical Thinning of Olives

Tips on Producing the Earliest Early Citrus in the San Joaquin Valley

Herbicide Registration Chart

Resource and Market Information for Enterprise Selection

In this Issue:

Organic Herbicides: Do They Work?

Snake Oil: Horticultural Myths and Legends

Success Story before there is a problem