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TREE FRUIT


TREE FRUIT RESEARCH AND EXTENSION

WSU Tree Fruit Research and Extension develops and applies research-based
information for sustainable tree fruit production in Washington and the world.


FRUIT MATTERS – TREE FRUIT NEWS JULY 2024

In this issue of Fruit Matters, hiring a Tree Fruit Extension Educator, heat
stress information, apply for USDA funding, summer events, and more.
Visit Fruit Matters – Tree Fruit News July 2024


RECENT NEWS


EFFECTIVE STRATEGIES FOR MANAGING BACTERIAL CANKER DURING FALL

Published on October 26th, 2024
Summary written by B. Sallato, C. Serban and Y. Zhao, WSU, Updated 2024. From:
Sallato C., Grove G. and Johnson, A. Washington State University. FS366E…






RECOMMENDED HARVEST CRITERIA FOR COMMERCIAL WA-38 STORAGE IN 2024

Published on October 7th, 2024
Use this guide in addition to the published marketing and quality standards for
the 2024 crop year. First ship date for fruit produced in the…



Recommended Harvest Criteria for Commercial WA-38 Storage in 2024


MESONET EXPANSION

Published on October 4th, 2024
We’re thrilled to announce that we have rounded the NW corner of the Olympic
Mountains with the addition of a new Mesonet weather station in…



Mesonet Expansion


SAVE THE DATES NORTH CENTRAL WASHINGTON TREE FRUIT DAYS JANUARY 21-23 IN
WENATCHEE, FEB 6 IN OMAK

Published on September 30th, 2024
Join us for WSU Tree Fruit Extension Programs in North Central Washington on
January 21,22,23, and February 6, 2025. Co-sponsored by Northwest Cherries, Pear
Bureau…



Save the Dates North Central Washington Tree Fruit Days January 21-23 in
Wenatchee, Feb 6 in Omak


WASHINGTON STATE UNIVERSITY NEW WA 64 CULTIVAR LICENSE

Published on September 11th, 2024
WSU has licensed the International New-Varieties Network LLC as the exclusive
licensee for WA 64 in the United States and internationally. 



Washington State University New WA 64 Cultivar License


2024 CHERRY MLR REPORT

Published on September 10th, 2024
The recent Maximum Residue levels study results are available for 2024.



2024 Cherry MLR Report


MESONET EXPANSION AND FALL MAINTENANCE UPDATE

Published on September 9th, 2024
We’re thrilled to announce the addition of a new Mesonet weather station in
Joyce, WA. As we transition into fall, our team has completed essential…



Mesonet Expansion and Fall Maintenance Update

More News


UPCOMING EVENTS

View Event Details
6
Nov


FIRE BLIGHT WEBINAR SERIES: PLANT DEFENSE PRODUCTS ACTIGARD AND KUDOS/APOGEE

Online Webinar
Event Details



View Event Details
13
Nov


WEATHER WITH AGWEATHERNET


Event Details



View Event Details
3
Dec


CODLING MOTH STUDY CIRCLE

Yakima Extension Office
Event Details



View Event Details
4
Dec


CODLING MOTH STUDY CIRCLE

The Old Flour Mill
Event Details



View Event Details
21
Jan


PEAR DAY – NORTH CENTRAL WASHINGTON TREE FRUIT DAYS – 2025

Wenatchee Convention Center
Event Details



More Events

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FEATURED VIDEOS


FORECASTING STATION SPECIFIC WEATHER

This presentation is an example of how good quality, local weather data can be
used in abiotic stress models for both present and forecasted weather.
Visit Forecasting Station Specific Weather


WEATHER SENSING: ADDING PRIVATE STATIONS TO AWN

AgWeatherNet hosts numerous public weather stations. But reaching every farm and
location is challenging. Therefore, many growers have opted for private weather
stations. Watch the experts at AWN give expert advice on the proper hardware…
Visit Weather Sensing: Adding Private Stations to AWN


LACEWING AND APHID SCOUTING

An instructional video describing methods for scouting for aphids and lacewings
in apple orchards. This video was produced by Tianna DuPont, WSU Extension and
Rebecca Schmidt-Jeffris, USDA-ARS as part of SARE Project SW24-004: Developing
best…
Visit Lacewing and Aphid Scouting


PRIVATE NETWORK PARTICIPATION – THE HARDWARE AND SOFTWARE

Presented by Field Meteorologist, Contezac Hill and Sean Hill, Applications
Systems Analyst/Developer
Visit Private Network Participation – the Hardware and Software


WSU WEATHER SCHOOL: SOIL MOISTURE SENSORS

A presentation by R. Troy Peters, PHD, PE, Professor/Extension Irrigation
Engineer, WSU Prosser
Visit WSU Weather School: Soil Moisture Sensors

More Videos




RECENT PUBLICATIONS


EVALUATION OF BIOPESTICIDES FOR THE CONTROL OF ERWINIA AMYLOVORA IN APPLE AND
PEAR

In a recent study, we evaluated non-antibiotic materials for fire blight control
in 8 Washington, 3 Oregon, 3 New York and 2 Pennsylvania field experiments
conducted between 2013 to 2022.
Visit Evaluation of biopesticides for the control of Erwinia amylovora in Apple
and Pear


INVESTIGATIONS OF MULTIPLE APPROACHES TO REDUCE GREEN SPOT INCIDENCE IN ‘WA 38’
APPLE

A pre-harvest apple (Malus × domestica Borkh.) disorder named “green spot” (GS)
was recently identified on ‘WA 38’ apples. Previous work indicated a tentative
association between GS and fruit mineral imbalance, and an influence of…
Visit Investigations of Multiple Approaches to Reduce Green Spot Incidence in
‘WA 38’ Apple


SOIL HEALTH INDICATORS FOR CENTRAL WASHINGTON ORCHARDS

To help growers in Central Washington orchards, Washington State University
scientists demonstrated that all soil health indicators should include
measurements of water availability and root health in addition to standard
fertility indicators to meet stakeholder…
Visit Soil Health Indicators for Central Washington Orchards


FIELD SCALE APPLICATION OF BRASSICA SEED MEAL AND ANAEROBIC SOIL DISINFESTATION
FOR THE CONTROL OF APPLE REPLANT DISEASE.

Study published June 2021 in Applied Soil Ecology shows potential of anaerobic
soil disinfestation and biorenovation with mustard meals for mitigation of
replant disease.
Visit Field scale application of Brassica seed meal and anaerobic soil
disinfestation for the control of apple replant disease.


TOWARDS RAPID DETECTION AND MAPPING OF POWDERY MILDEW IN APPLE ORCHARDS

Chandel, Khot, Sallato Dec 2020. Powdery mildew (PM) in apples is a critical
fungal disease that adversely affects yield and fruit quality. Conventional PM
identification techniques are laborious. This study evaluated the suitability of
non-destructive…
Visit Towards rapid detection and mapping of powdery mildew in apple orchards

More Publications







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