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Tree Fruit News July 2020

NEWS

X-disease phytoplasma vector management for 2020

Managing the leafhopper vectors of X-disease phytoplasma post-harvest is important this season to slow the spread of the pathogen. Here we cover basic considerations. Keep in mind there are many unknowns about these leafhoppers and…

Gestión de vectores de fitoplasma X para 2020

El manejo de guillos o cicadélidos vectores del fitoplasma X, posterior a la cosecha, es fundamental para reducir la transmisión de la enfermedad. Aquí cubrimos algunos conceptos básicos.

Interactions between scion, rootstock, and the soil environment

Nutrient related disorders such as bitter pit and soggy breakdown in apples are the result of a mineral nutrients imbalance in fruit. The relationship between these disorders and mineral nutrients have been extensively described. Here…

Resources for Pear Irrigation

As part of a larger project we have identified several common challenges to irrigation in pears and conducted case studies looking at irrigation upgrades designed to address these challenges. Take a look at the results…

New People and Projects to Address Little Cherry Challenges

WSU welcomes new people and highlights new projects to address the little cherry challenge.

Fruit set and S-alleles in pear

Written by Ryan Sheick and Stefano Musacchi, WSU Tree Fruit Research and Extension Center, Wenatchee. June 2020. Introduction European pear (Pyrus communis L.) is an important fruit crop to the Pacific Northwest, and grower profitability…

WEB PAGE

Symptoms of X-disease phytoplasma & Little cherry virus gallery

Gallery of images of X-disease phytoplasma and Little cherry virus symptoms.

LATEST VIDEOS

Irrigation Sensors with Jac LeRoux – Improving Irrigation Efficiency in Pears Virtual Field Day

Jac LeRoux, Wilbur Ellis company discusses irrigation sensors at WSU Extension ‘Virtual Field Day’ May 2020. Virtual Field Day hosted by Tianna DuPont, WSU Extension, Troy Peters, WSU Biological Systems Engineering, Lee Kalcsits, WSU Horticulture….

Using Irrigation Sensors – Troy Peters

WSU Biological Systems Engineering’s Troy Peters describes common types of irrigation sensors and how to use them. Part of ‘Virtual Fielday’ May 2020. Virtual Field Day hosted by Tianna DuPont, WSU Extension, Troy Peters, WSU…

X-disease Vector Management

Tobin Northfield, WSU Entomology shows how to identify and trap for important leafhopper vectors of X-disease phytoplasma.

WORKSHOPS AND TRAININGS

Pesticide Pre-License Review Webinars (July 8)

WSU is offering two types of Pesticide Pre-license Review Webinars: for Private Applicators or for All Other License Types.

Pesticide Pre-License Review Webinars (July 27)

WSU is offering two types of Pesticide Pre-license Review Webinars: for Private Applicators or for All Other License Types.

PUBLICATIONS

Apple Scion and Rootstock Contribute to Nutrient Uptake and Partitioning under Different Belowground Environments

Soil environment strongly contributes to tree growth and development, affecting nutrient and water uptake. Composite woody perennials, like apple, are a combination of two genetically different parts: a rootstock and a scion, and yet, the…

EVENTS

TEAM

Karen Lewis
Tianna DuPont
Dani Gray
Gwen Hoheisel
Marcella Magby
Manoella Mendoza
Claire Murphy
Bernardita Sallato
Tory Schmidt
Corina Serban

Washington State University