Posts Tagged: Avocado
Avocado Lace Bug Spreads
There has been a recent expansion of Avocado Lace Bug into parts of the Carpinteria area. It was more or less located in the San Diego coastal area. It spreads mainly with people.......
Read about it at the UC-IPM website and the observations of Mark Hoddle, IPM Specialist at UC Riverside.
https://ipm.ucanr.edu/agriculture/avocado/avocado-lace-bug/#gsc.tab=0
- ALB does better in the slightly cooler more humid orchards in Oceanside when compared to the hotter inland Bonsall orchards.
- In the lab, under a fluctuating 24 hr temperate cycle similar to an avocado orchard in Escondido, optimal temps for development are a daily average of around 31-32oC (88-90oF)
- ALB life stage densities tend to be greater on leaves over June-Oct
- % leaf infestation measures (i.e., the proportion of sampled leaves with ALB lifestages) tend to be peak over fall-winter (Sept-Feb), but ALB densities on leaves are not as high as what are seen over June-Oct, there are basically more leaves with ALB and those per leaf densities are lower that numbers counted over June-Oct.
- Its hard to predict what the next season's ALB will be as lots of ALB are shed when leaves drop, but like persea mite, some manage to get back onto the new leaves to start the next round of infestations. Adults don't seem to be very flighty, well, at least they don't seem to exhibit mass flight activity that would suggest searching for new hosts as leaves deteriorate.
Keep your eyes open for a future edition of the CA Avocado Commission's magazine - From The Grove - for a more thorough discussion of the pest.
https://www.californiaavocadogrowers.com/publications/from-the-grove
images:
Adult
Adults, young, and fecal pellets
Leaf damage
ALB-Low-Res
avocado lace bug
ALB-Leaf-Damage-Low-Res
Avocado Irrigation Workshop - Oct 16, Ventura
Avocado Irrigation Workshop
Avocado Irrigation Workshop
October 16 (Wednesday), 2024
2:00 – 5:00 P.M.
UC Cooperative Extension Ventura County (California Room)
669 County Square Dr, Ventura, CA 93003
Workshop registration link: Registration
2:00 - 5:00 p.m. |
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Break: 10 mins. |
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3:45 |
Using Soil Moisture Sensor to Optimize Irrigation – Andre Biscaro, UCCE Irrigation and Water Resources Advisor, Ventura County |
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4:15 |
Water Distribution Uniformity Management in Orchards – Jamie Whiteford, Ventura County Resource Conservation District |
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4:45 |
Mission Produce TM: Resources and Updates - Danny Klittich, Mission Produce |
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5:00 |
ADJOURN |
For more information about the workshop, please contact
Ali Montazar, amontazar@ucanr.edu, or Ben Faber, bafaber@ucanr.edu.
CEU CREDITS: CCA (2.5 hrs.)
VCAILG (2.5 hrs.)
avocado irrigation spaing one per tree (2)
Avocado Sunblotch Workshop - Oxnard, Sept 20
Avocado Sunblotch Viroid (ASBVd)
Unlock the Secrets to Healthy Avocados: Learn
about Avocado Sunblotch Viroid
Presentations:
Andrew Geering: Prevention, surveillance and control of avocado sunblotch in
Australia
Fatemeh Khodadadi: Understanding ASBVd: from discovery to diagnostic
hurdles
Peggy Mauk: Protecting California's avocado genetic resources through
sunblotch viroid detection
Mehdi Kamali: Rapid and sensitive detection of Avocado Sunblotch Viroid
Disease (ASBVd) using our digital methodology
September 20, 2024
9am-12:30pm
United Water,1701 N. Lombard ST., Oxnard
Registration link:
https://forms.gle/12LxUUdkPb8DmNdm8
Fatemeh Khodadadi
fatemehk@ucr.edu
(845) 901-3046
Ben Faber
bafaber@ucanr.edu
sunblotch
Avocado Sunblotch Workshop - Sept 13, Escondido
Unlock the Secrets to Healthy Avocados:
Learn about Avocado Sunblotch Viroid
September 13,2024
9am-12:30pm
The Farm Bureau,Escondido
420 S Broadway,Escondido,CA 92025
Registration link:
https://forms.gle/12LxUUdkPb8DmNdm8
Fatemeh Khodadadi fatemehk@ucr.edu(845) 901-3046
Presentations:
- Fatemeh Khodadadi: Understanding ASBVd: from discovery to diagnostic hurdles
- Elize Jooste:An overview of ASBVd in South Africa:transmission challenges and how to mitigate the spread
- Peggy Mauk:Protecting California's avocado genetic resources through sunblotch viroid detection
- Mehdi Kamali:Rapid and sensitive detection of Avocado Sunblotch Viroid Disease (ASBVd) using our digital methodology
sunblotch
Avocado Field Day - Aug 22 - Pine Tree Ranch
Field Day at Pine Tree Ranch, Santa Paula
19455 E. Telegraph Road, Santa Paula,
Planting technique, Entomology, Pathology, New rootstocks/scions
Topics and Speakers
avocado 40 year old scaffolded