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Tree Fruit News July 24, 2017


Superficial Scald Management in Apples

by Rob Blakey, WSU Extension Specialist, Post Harvest Superficial scald, also called storage scald, is a pre-eminent physiological disorder caused by chilling injury. This article is a brief overview and update on scald management. Symptoms…

Optimize Preharvest Fungicide Sprays for Managing Postharvest Diseases

By Achour Amiri, Assistant Professor of Plant Pathology, WSU-Wenatchee For most post-harvest diseases of apple and pear, infections are initiated in the orchard at different times during the growing season. As the harvest season is…

Optimización de las Aplicaciones de Fungicidas en Pre-cosecha para el Manejo de Enfermedades de Post-cosecha

by Achour Amiri and William T. Samson, WSU-Wenatchee. En la mayoría de las enfermedades post-cosecha de manzanas y peras, las infecciones son iniciadas en el huerto en diferentes momentos durante la temporada de crecimiento. A…

Cherry Fruit Fly Clean-Up Sprays

Note by Tianna DuPont, WSU Regional Extension Specialist; Tim Smith, WSU Extension Specialist Emeritus. Cherry fruit fly has been apparent this year. As growers finish picking some cherry blocks it is important to include an…

Dealing with Fire Blight Once it is in the Orchard

By Tim Smith, WSU Extension Specialist Emeritus; Tianna DuPont, WSU Extension Specialist This year ties the record for significant fire blight pressure. Warm temperatures and humidity during bloom last year meant lots of innocula in…

Grower meeting for an update on the process in staffing the Hood River and Wasco County Horticulture Positions

OSU will be sponsoring a local meeting to discuss refilling of the Hood River and Wasco County Horticulture positions. The meeting will be held Tuesday July 25 in The Dalles at the Columbia Gorge Community…

Where Your Water Comes from Video

The Department of Ecology has posted the third video in the series commemorating 100 Years of Water Law. The new video is titled: Where your water comes from and you can see it linked on…


How to Postharvest: PNW Dark Sweet Cherry Development Chart Index

Video SummaryTutorial video on how to use the new Pacific NorthWest Dark Sweet Cherry Development Index Chart developed by Oregon State University. Spreadsheet is available for download below (“More” Section) or at: color chart…



CPAAS Agricultural Technology Day 2017 July 31 @ 1:00 pm – 6:00 pm. Prosser, WA

Next Gen Transitioning to Organic Tour – North August 2 @ 3:00 pm – 5:00 pm. Brownfield Orchards, Chelan, WA

Taiwan Orchard-Bin Sampling – Prosser August 3 @ 10:00 am – 12:00 pm. Prosser, WA

Next Gen Transitioning to Organic Tour – South August 3 @ 3:00 pm – 5:00 pm. Hi Point Orchard, Mesa, WA

Transitioning to Organic Farm Walk August 7 @ 12:00 pm – 3:30 pm. KS Orchard, Royal City, WA

Taiwan Orchard-Bin Sampling – Yakima (am) August 9 @ 10:00 am – 12:00 pm. WSDA Yakima, WA

Taiwan Orchard-Bin Sampling – Yakima (pm) August 9 @ 2:00 pm – 4:00 pm. WSDA Yakima, WA

Taiwan Orchard-Bin Sampling – Wenatchee August 11 @ 10:00 am – 12:00 pm. Wenatchee, WA

Taiwan Orchard-Bin Sampling – Quincy August 15 @ 10:00 am – 12:00 pm. Quincy, WA

Taiwan Orchard-Bin Sampling – Chelan August 17 @ 10:00 am – 12:00 pm. Chelan, WA



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