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.
Recent News
What Specialty Crops Might Thrive in the Northwest in the Future?
Specialty crop production, like virtually all agricultural systems across the region, will be challenged by climate change. Over the coming decades, the Northwest is projected…
Upcoming Events for Next Generation Tree Fruit Network Nov 13 and Dec 4
The Next Generation Tree Fruit Network began in 2016 as a partnership between the WSU Tree Fruit Extension Team and young growers. Supporting the future…
2020 Produce Safety Alliance Grower Trainings
The Produce Safety Alliance (PSA) was tasked with developing the standardized national produce safety training program to prepare fresh produce growers to meet the regulatory…
Under Pressure – Pressure gauge practices for sprayers
This time of year many growers are exchanging their daily use machinery away from orchard management tools and into harvest equipment. This is also an…
Featured Event
Next Generation Network: Looking Ahead at Market & Economic Trends
Dec 4, 2019
Join us for dinner and a panel discussion. Sam Godwin of Chelan Fresh and Roger Pepperl of Stemilt Marketing will share perspectives and answer questions on future market and economic trends for tree fruit. Directions…
Upcoming Events
4
Dec
Dec
Next Generation Network: Looking Ahead at Market & Economic Trends
Chateau Faire Le Pont
Featured Videos
Taking time when testing WA 38 (COSMIC CRISP®) maturity
Ines Hanrahan, executive director of the Washington Tree Fruit Research Commission, shows differences in testing apple maturity between Granny Smith and WA 38 (COSMIC CRISP®) using an iodine starch test. Learn more about the recently…
Para mejorar la calidad de fruta, utilice el análisis de suelo
El análisis de suelo es fundamental para el manejo de la nutrición del huerto. En este video, Bernardita Sallato nos muestra cómo tomar la muestra de suelo en un huerto frutal. https://www.youtube.com
Netting for Apple Insect Management
Shade nets are becoming popular to reduce sunburn on apples, but what effect do they have on movement of insects? WSU graduate student Adrian Marshall is investigating the potential of mesh barriers to keep pests…
WA 38 Fruit Quality Update 2019
Dr. Ines Hanrahan, Executive Director for the WA Tree Fruit Research Commission, presents information about WA 38 fruit quality studies including recent results and future plans. This presentation was part of the 2019 Apple Day…
WA 38 Horticulture Update 2019
Dr. Stefano Musacchi, Endowed Chair of Tree Fruit Physiology & Management at WSU, discusses the most recent information about the best horticultural practices for WA 38 apple trees and updates on related research. There is…
Recent Publications
The Modern Apple Orchard: What does it entail?
Modern tree fruit orchards are planted with a goal of maximizing efficiency and productivity. Mechanized operations are ideal for high-value, large operations to increase profitability. Consequently, there has been a steady increase in sparsely-branched thin…
Responses of ‘Honeycrisp’ Apples to Short-term Controlled Atmosphere Storage Established During Temperature Conditioning
‘Honeycrisp’ apples are susceptible to bitter pit, a physiological disorder that impacts peel and adjacent cortex tissue. ‘Honeycrisp’ is also susceptible to chilling injury (CI) that can be prevented by holding fruit at 10 to 20 8C…
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…
Use of Protective Netting in Washington State Apple Production
G Mupambi, D Layne, L Kalcsits, S Musacchi, S Serra, T Schmidt, and I Hanrahan. 2019. TB60E. WSU Extension Pubs. Washington State (WA) is the largest producer of apples in the United States. The major…
Protective Netting Improves Leaf-level Photosynthetic Light Use Efficiency in ‘Honeycrisp’ Apple Under Heat Stress
G Mupambi, S Musacchi, S Serra, L Kalcsits, D Layne, and T Schmidt. 2018. HortScience 53(10): 1416-1422. DOI: 10.21273/HORTSCI13096-18
