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Tree Fruit News – July 2022

NEWS

Monitor and Manage Vectors of X-disease phytoplasma

Both leafhopper population numbers and X-disease phytoplasma concentration in the tree are likely to be higher after harvest. When phytoplasma concentration in the tree is higher, leafhoppers are more likely to acquire and transfer the…

Little Cherry Disease Q&A With The Experts

When researchers talk about ‘Little Cherry’ they are using a colloquial term for three different pathogens: Little cherry virus-1 (LChV-1) and Little cherry virus-2 (LChV-2) which cause Little Cherry Disease, and Candidatus Phytoplasma pruni, the…

Costs and Benefits of Little Cherry Management

 Is aggressive pro-active management of X-disease and little cherry disease worth the cost? Below are three scenarios adapted from management costs and disease progression from example Washington orchards. Proactive management in these examples extends the…

Progress Towards Leafhopper Degree-Day Model Slow but Steady

TFREC researchers are building a tool for growers to predict leafhopper populations in cherry orchards. It’s a long process, but the work will lead to more precise spray timings for X-disease vectors.

WSU releases enterprise budgets for sweet cherry

Karina Gallardo and Suzette Galinato of the WSU School of Economic Sciences worked with producers, packers, and allied industry to develop a series of cherry enterprise budgets in late 2021.

Apple Maggot Survey Update

 Apple maggot has never been detected in commercially packed Washington fruit, and this program is critical to protect trade agreements. The following is a summary of the 2021 annual report for Washington from the WSDA

Consider Trapping for Spotted-Wing Drosophila

Pressure from spotted-wing drosophila (SWD) varies from year to year. Some years (like 2015) with mild winters and early springs can produce high levels of pressure regionally, but some areas or orchards may have high…

Help Needed — Fire Blight Samples

A cold spring may not favor fire blight development, but late planting with late bloom as well as a severe thunderstorm, hail, and excessive rain may lead to unexpected severe shoot blight.

#BeHeatSmart

High temperatures this summer put agricultural workers at increased risk for heat illness, a medical condition that if left unchecked could lead to death. The Pacific Northwest Agricultural Safety and Health (PNASH) Center has a…

Sunburn in apple and strategies to mitigate it.

Written by Jenny L. Bolivar-Medina, ITT WSU Extension, and Lee Kalcsits, Endowed Chair WSU Horticulture. August 2021. In this article there is a brief description of what is sunburn, types of sunburn and the current…

Cooling Mechanisms for a Tree Fruit Orchard

Fruit nearing harvest when the background color starts to turn yellow is particularly susceptible to sunburn. Cooling systems need to start when air temperatures reach 85-90 °F. This article covers key cooling system characteristics.

EN ESPAÑOL

Guía de Defectos en WA 38

Defectos visibles durante la temporada de crecimiento y cosecha Herida por pedúnculo (Stem Puncture) Daño por tijera (Clipper damage) Roce de ramas (Limb rub)  Mancha Verde (Green Spot) Daño por insecto (Insect damage) Quemadura de…

Quemadura de sol en manzanas y estrategias para mitigarla.

Escrito por  Jenny L. Bolivar-Medina, ITT WSU Extension, y Lee Kalcsits, Endowed Chair WSU Horticulture. Agosto 2021. En este artículo se describe brevemente que es la quemadura de sol, sus clases y las estrategias que…

Mecanismos de Enfriamiento para una Huerta de Árboles Frutales

Cuando las frutas están en estados más avanzados de desarrollo, cerca de la cosecha cuando se tornan amarillas, son particularmente susceptibles. Es en estos estados, y particularmente cuando la temperatura ambiental alcanza entre 85 y…

TRAINING AND WORKSHOPS

Smart Orchard Field Day- New Technologies. English/Spanish

Join us to learn from the remaining tech providers involved in the WA Fruit Smart Orchard Project- innov8.ag, Dynamax, Ceres, Thingy, IOT, Aker Ag, & Arable. Get your chance to network & learn about emerging…

Merging Nuevas Tecnologías and New Technologies Días de Campo! August 2, 2022

*** Debido al clima y para brindarles mayor interacción con tecnologías en la agricultura, este evento se integró con el que se dará en Inglés en Agosto 2, 2022. La información será ofrecida simultáneamente en…

WA38 Preharvest Field Day

WHERE: Rock Island and Quincy WHEN: Sep 15 @ 8:00 AM – 12:30 PM Registration is requested. This will allow us to provide updates and reminders as details are finalized. Registration link  More information to…

Huerto Inteligente- Día de Campo- Nutrición y Manejo de Estrés por Calor

Los invitamos a participar en este evento, en donde equipos de investigación de WSU compartirán información sobre el uso de nuevas tecnologías para el manejo de nutrición, estres por calor y del uso del agua…

Smart Orchard Field Day- Nutrition, and Heat Stress Management

Join us to learn from WSU research teams about the use of new technologies for orchard management related to nutrition, heat stress, and water use. Para ver la versión en Español del evento, haga click…

VIDEO

Climate: Why Does it Matter? with Dr. Nicholas Bond

Dr. Bond, from the Office of the Washington State Climatologist, share with us insights into the heatwave and drought of 2021, as well as the observed trends in heat, cold snaps, floods, and air pollution,…

EVENTS

2022 Virtual Orchard Meetup Series

Jul 14 | Virtual

Smart Orchard Field Day- Nutrition, and Heat Stress Management

Jul 26 | Smart Orchard- Grandview, WA

WA38 Preharvest Field Day

Sep 15 |

Huerto Inteligente- Día de Campo- Nutrición y Manejo de Estrés por Calor

Jul 27 | Smart Orchard- Grandview, WA

Smart Orchard Field Day- New Technologies. English/Spanish

Aug 2 | Smart Orchard- Grandview, WA

Merging Nuevas Tecnologías and New Technologies Días de Campo! August 2, 2022

Aug 3 | Smart Orchard- Grandview, WA

TEAM

 

Karen Lewis

Jenny Bolivar-Medina

Tianna DuPont

Chris Hedges

Gwen Hoheisel

Bernardita Sallato

Tory Schmidt

Corina Serban

 

EDITOR

The July 2022 edition of Fruit Matters was edited by Jenny Bolivar-Medina, WSU Extension.

Washington State University