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Tree Fruit News June 2020

NEWS

X-disease Phytoplasma & Little Cherry Virus Scouting & Sampling

It is critical to scout and sample for X-disease phytoplasma and Little cherry virus-1, 2 this year in order to stop the spread of the epidemic. Review critical updated scouting and sampling steps here. Fliers…
Figure 2 X-disease phytoplasma on Bing cherry.

Resources for Little Cherry & X-disease Scouting and Sampling 2022

Multiple resources are available for scouting and sampling of X-disease and Little Cherry disease during the 2022 season.

WSU – OSU Webinar Videos: Scouting and Sampling for Little Cherry and its Vectors

Webinars hosted by Ashley Thompson, OSU, Matthew Whiting and Bernardita Sallato, WSU. Edited by Bernardita Sallato. Description: Scott Harper and Tianna DuPont will discuss scouting and sampling for X Phytoplasma and Little Cherry Virus including…

WA 38 First Commercial Season (2019-2020) Storage and Packing Observations

WA 38, the newest cultivar developed and released by the Washington State University apple breeding program, was first introduced to the market in December of 2019. Growers and researchers are currently working together to create…

Optimization of Light Interception, Leaf Area and Yield in “WA 38”: Comparisons among Training Systems, Rootstocks and Pruning Techniques – A Summary

Written by Brendon Anthony, Sara Serra, and Stefano Musacchi, WSU TFREC, Wenatchee, WA. June 2020. Proper modern management of orchards should include the simplification of canopy architecture, with the efficient use of land area to…

See Something, Say Something

Check-in on farmers’ state of mind – Suicide Resources: These are unprecedented times. Just reading that statement on a frequent basis creates stress. I am not sure that unprecedented is the correct term but our…

Research Reviews – Busted!

When asked to write a short article about what people should know about WTFRC’s research reviews, I thought it best not to assume that everyone reading this would know what the heck a research review…

Outlook on earwigs for pear psylla biocontrol

Pear psylla damage and management costs are among the greatest threats to Washington pear industry profitability. To meet the challenges of this difficult-to-manage pest, we are working to develop and validate management programs that: (1)…

LATEST VIDEOS

Scouting and Sampling for Little Cherry Disease – Part 2 – WSU-OSU Webinar Session 3

Scouting and Sampling for Little Cherry and its Vectors – Part of the WSU-OSU Webinar Series session #3. Summary: Tobin Northfield will share scouting methods for the leafhopper vectors of X Phytoplasma. This is the…

Scouting and Sampling for Little Cherry Disease – Part 1 – WSU-OSU Webinar Session 3

Scott Harper, WSU Plant Pathology, and Tianna DuPont, WSU Tree Fruit Extension, will discuss scouting and sampling for X Phytoplasma and Little Cherry Virus including recognizing symptoms, what to sample, where and when to sample….

Long Case Study Improving Irrigation Efficiency in Pears

Tianna DuPont, WSU Extension discusses with grower Brandon Long the results of a case study plot they implemented in a pear block with a history of cork. Watering using data from irrigation sensors reduced cork…

Improving Irrigation Efficiency in Pears Caudle Case Study

Pear irrigation systems can have challenges such as low pressure, run off, too much or too little water and clogging filters resulting in pears with cork or small size. Larry and Renee Caudle in Dryden…

PUBLICATIONS

Optimization of Light Interception, Leaf Area and Yield in “WA 38”: Comparisons among Training Systems, Rootstocks and Pruning Techniques

As apple orchards have transitioned to high-density plantings, proper training systems are required to manage increased leaf area. Leaf area index (LAI) is defined as the ratio between leaf area to ground area (m2/m2) and…

NOTICES

New resources Explaining Use of Deficit Irrigation for Honeycrisp

Deficit irrigation is a tool used to reduce the amount of water given to a plant at specific phenological stages. In ‘Honeycrisp’ this strategy is used to reduce fruit size, and bitter pit, as well…

WSDA Spray Drift Surveillance

WSDA sent the email below to licensed applicators the second week of May. It highlights new surveillance of off-target spray drift. If you would like to receive more information on how to reduce drift from…

New COVID-19 Requirements for Washington Agriculture

Yesterday, Gov. Inslee released Proclamation 20-57, “Concerning the Health of Agricultural Workers” which provides required protections that must be in place by June 4. Full details of requirements can be found here: COVID-19 Agricultural Safety…

New Export Training Coordinator

After 15+ years of acting as the export training coordinator for stone fruit exports to Mexico and B.C., Canada, and for apple exports to Taiwan and China, Wendy Jones of WSU-TFREC has handed the task…

EVENTS

TEAM

Karen Lewis
Tianna DuPont
Gwen Hoheisel
Marcella Magby
Manoella Mendoza
Claire Murphy
Jodi Rinaldi
Bernardita Sallato
Tory Schmidt
Ricardo Lima Pinto

Washington State University