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Expert Presentations

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Featured below are links and a brief description to WSU YouTube videos with educational content that includes invited seminars, presentations at meetings, “how to’s” in the field, lab visits, field day events, etc. Items in the list are arranged chronologically with the newest video at the top.

Honeycrisp Meetup: Post Harvest. Part 4. Brainstorming.

Honeycrisp Meetup: Post harvest session. Brainstorming session. Bernardita Sallato talks about a new problem WA growers are facing with Honeycrisp she has been investigating. Experts from Cornell University, Michigan State University, Washington State University and…

Honeycrisp Meetup: Post Harvest Part 3. Q&A

Honeycrisp Meetup: Post harvest session. Questions and Answers regarding Honeycrisp post harvest management. Include faculty experts from Cornell University, Michigan State University, Washington State University and experienced growers: Bruce Allen, Washington and Chris Kropf, Michigan….

Honeycrisp Meetup: Post Harvest. Part 2.

Honeycrisp Meetup: Post harvest session. Dr. Christopher Watkins, Cornell University. Shares a short overview about the effect of plant growth regulators (PGRs) on Post Harvest Management. Webinar series hosted by Mario Miranda Sazo, Cornell Cooperative…

Honeycrisp Meetup: Post Harvest. Part 1.

Honeycrisp Meetup: Post harvest Session. Dr. Randy Beaudry, Michigan State University professor, gives an overview of Honeycrisp problems during storage. Meeting hosted by Mario Miranda Sazo, Cornell Cooperative Extension, Anna Wallis, Michigan State University and…

Honeycrisp Meetup: Nutrient Management. Grower video clip

This video is a clip of the 2021 IFTA Virtual Honeycrisp Tour, in which nutrient management was discussed. It should be watched as a ‘teaser’ for the 2021 Honeycrisp Virtual Meetup, Webinar #3 on nutrient…

Honeycrisp Meetup: Nutrient management part 4

Honeycrisp Meetup: Nutrient management Part 4. Panel discussion with the participation of grower panel: Rod Farrow (NY), Chris Kropf (MI) and Bruce Allen (WA), researchers: Lailiang Cheng, Cornell University, Essie Fallahi, University of Idaho, Lee…

Honeycrisp Meetup: Nutrient management Part 3

Honeycrips Meetup: Nutrient management Part 3. Lee Kalcsits, Washington State University, talks about influence of rootstock, crop load, and calcium sprays on Honeycrisp apples

Honeycrisp Meetup: Nutrient Management Part 2

Honeycrips Meetup: Nutrient management. Professor Essie Fallahi, University of Idaho shares key findings on the influence of rootstock and crop load management on Honeycrips apples.

Honeycrisp Meetup: Nutrient Management Part 1

Honeycrisp Meetup: Lailiang Cheng, Cornell University, highlight the importance of nitrogen management on Honeycrisp and fruit sampling for bitter pit prediction.

Honeycrisp Meetup: Rootstock Part 1

Honeycrisp Meetup: Rootstocks Part 1. Hosted by Mario Miranda Sazo, Cornell Cooperative Extension, Anna Wallis, Michigan State University Extension and and Bernardita Sallato, Washington State University Extension. Part 1: Terence Robinson, Cornell University talks about…

Honeycrisp Meetup: Crop Load Part 4. Q and A

Honeycrisp Meetup: Crop Load Part 4. Questions and Answers, Hosted by Mario Miranda Sazo, Cornell Cooperative Extension, Anna Wallis, Michigan State University Extension and and Bernardita Sallato, Washington State University Extension.

Honeycrisp Meetup: Crop Load Part 3.

Honeycrisp Meetup: Crop Load Part 3. Video clip with WA grower Bruce Allen, MI grower Chris Kropf, and NY growers Jason Woodworth and Jose Iñiguez talking about crop load management strategies. Supported by IFTA and…

Honeycrisp Meetup: Crop Load Part 2.

Honeycrisp Meetup: Crop Load Part 2. Stefano Musacchi, Washington State University explains the relation between crop load and roostock with fruit quality parameters.

Honeycrisp Meetup: Crop Load Part 1.

Honeycrisp Meetup: Crop Load Part 1. Introduction to the Honeycrisp Meetup Series developed in collaboration with Cornell Cooperative Extension, Michigan State University Extension and Washington State University Extension. Part 1. Terence Robinson, Cornell University talks…

Symptoms of X-disease Phytoplasma in Stone Fruit

X-disease in peaches, plums and nectarines causes yellow leaves, shot hole and small deformed fruit.

Symptoms of Little Cherry Virus and X-disease Phytoplasma

X-disease phytoplasma and Little cherry virus 2 cause small, pale deformed fruit in cherries. This video shows symptoms in a number of varieties.

X-disease and Little Cherry Virus Extent and Impact in the Pacific Northwest

X-disease and Little cherry virus cause small, light colored cherries. More than 238,856 trees equivalent to 974 acres of sweet cherries have been removed due to X-disease and Little Cherry Disease between 2015 and 2020…

Sweet Cherry Powdery Mildew Updates by Dr. Grove

Dr. Gary Grove presents an update on sweet cherry powdery mildew with an introduction of the disease, epidemiology, and current situation regarding pesticide resistance in Washington State.

Q&A with Dr. Gary Grover on Sweet Cherry Powdery Mildew

Questions and answers between the growers and industry members and Dr. Gary Grove addressing the current state of pesticide resistance in Washington State.

2021 WSU Review of Cosmic Crisp® C.v. WA 38 Planting Trends and Rootstock

Part 1 of 5 from the WA 38/Cosmic Crisp® 2020/2021 season updates webinar. In this video, Kevin Brandt (PVM) talks about planting trends and rootstocks, including number of trees planted and projected numbers, rootstocks used,…

Cosmic Crisp® Marketing Program for the 2020/2021 Season

Part 2 of 5 from the WA 38/Cosmic Crisp® 2020/2021 season updates webinar. In this video, Kathryn Grandy (PVM) covers the current information on the marketing program and strategies for 2021. There is a Q&A…

Overview of 2020 WA 38 Crop Season

Part 3 of 5 from the WA 38/Cosmic Crisp® 2020/2021 season updates webinar. In this video, Jill Burbery (PVM) covers updates on the crop including fresh market production numbers and export program information. There is…

Cosmic Crisp® WSU Royalty Update

Part 4 of 5 from the WA 38/Cosmic Crisp® 2020/2021 season updates webinar. In this video, Scot Hulbert (WSU) talks about the royalties collected over the past four years and future projections. There is a…

Cosmic Crisp®: International Updates

Part 5 of 5 from the WA 38/Cosmic Crisp® 2020/2021 season updates webinar. In this video, Lynnell Brandt (PVM) gives an update on current international agreements for growing and marketing of WA 38/ Cosmic Crisp®….

Case Studies Matching Rootstocks to Scions and Soils

Three case studies where growers discuss their rootstock, soil, scion combinations.

Matching Rootstocks to Scions and Soils

Jenny Bolivar, WSU Extension discusses getting a good rootstock-scion-soil-system combination.

Apple Thinning

How PGRs and PGR-like compounds can manipulate two of the most common practices: fruit thinning and flower formation. Current and new products.

Using Honeydew Washing to Improve Pear IPM

Chris Strohm, WSU Extension shares recent case studies and research trials describing the use and efficacy of honeydew washing systems to improve IPM in Pear.

Pear IPM Webinar

Louis Nottingham, WSU Entomology discusses key components to successful pear IPM programs and his latest research results.

New technology for reducing cold damage

This is the third of a four-part video series from the sweet cherry cold hardiness webinar held on Oct 29, 2020. In this video, New technology for reducing cold damage, Brent Arnoldussen, WSU PhD candidate…

X-disease and Little Cherry Disease Introduction and Importance

A brief introduction to X-disease and Little Cherry Disease pathogens, symptoms, vectors, distribution and economic impacts by Tianna DuPont, WSU Extension at Cherry Institute 2021. Sponsored by NW Cherry Growers and WSU Extension. Videography and…

X-disease Vector Management Part 1

Tobin Northfield, WSU Entomology describes ID, trapping, and recent research for leafhopper vectors of X-disease phytoplasma. Cherry Institute 2021. Sponsored by NW Cherry Growers and WSU Extension. Videography and production Nick Dirk.

Symptoms and Biological Effects of X-disease and Little Cherry Disease on Sweet Cherry Varieties

Scott Harper, WSU Plant Pathology describes symptom progression of X-disease and Little Cherry Disease on different sweet cherry varieties.

Tree Removal for X-disease and Little Cherry Disease

General tree removal recommendations and new trial results presented by Cody Molnar, WSU ITT Extension and Tianna DuPont, WSU Extension. Cherry Institute 2021. Sponsored by NW Cherry Growers and WSU Extension. Videography and production Nick…

Marketing Cherries Internationally During a Pandemic

In the foreign markets, the 2020 Northwest cherry crop found itself faced with numerous challenges such as closed borders, city lockdowns, lack of air transportation, a strong US dollar, limitation on retail promotion activities, import…

Cold damage in tree fruit: An Overview

This is the first of a four-part series from the sweet cherry cold hardiness webinar held on Oct 29, 2020. In this video, Overview of cold damage in tree fruit, Dr. Matthew Whiting, WSU professor, presents…

2020 Northwest Cherry Season by the Numbers

B.J. Thurlby, Northwest Cherry Growers describes the 2020 Cherry Marketing Season at NW Cherry Institute 2021.

The Pandemic Powerhouse

A guided walk through of the North American consumer and retail promotion programs for the 2020 cherry season, including new research looking at the rise of online shopping and the possibilities of digital marketing. This…

Orchard Systems for Cherry Efficiencies and Profits

Presentation by Greg Lang, Michigan State University, Cherry Institute 2021. The introduction of vigor-controlling rootstocks for sweet cherries in the late 1990s led to a decade of physiological research to understand how to successfully grow…

Blue Orchard Bees for Improving Cherry Pollination

Drs. Theresa Pitts-Singer and Lindsie McCabe will talk about pollination using the blue orchard bee (Osmia lignaria) in Washington cherry orchards. Dr Pitts-Singer will introduce the blue orchard bee’s biology and foraging pattern that makes…

Organic Powdery Mildew Management

Dr Achour Amiri, WSU Plant Pathology describes recent research and recommendations for apple powdery mildew management.

WSU Virtual Cherry Field day: Cherry Harvest Efficiency Trials

Dr. Matthew Whiting describes several years of studies on sweet cherry harvest efficiency.

Enfermedad de la cereza pequeña en cerezos

Bernardita Sallato comparte información respecto a la enfermedad de la cereza pequeña, síntomas para su identificación, medidas de prevención y control de vectores.

Nutrient differences in WA 38 apples with and without green spot

Bernardita Sallato explains nutrient composition differences between WA 38 apples with and without green spot, and how rootstock and growing systems can influence green spot development.

Rootstock Differences in WA 38

Bernardita Sallato talks about a two-year project on root growth differences between WA 38 trees grown on G 41 and M9-Nic 29 rootstock and possible relation with green spot development.

Manejo del vigor en huertas y su relación con el rendimiento

Esta presentación, dada en español, provee información general acerca del vigor, factores que influyen en el manejo de la huerta y la influencia de los portainjertos en el vigor y producción de la huerta. This…

Identifying Strategies for Pear IPM Success

Recorded presentation from WSU-OSU Pear IPM Webinar on December 2, 2020, hosted by Chris Strohm and Tianna DuPont, WSU Extension. In this recording, Chris Strohm discusses various IPM strategies for pear. This project was funded…

Particle Films to Control Pear Psylla

Recorded presentation from WSU-OSU Pear IPM Webinar on December 2, 2020, hosted by Chris Strohm and Tianna DuPont, WSU Extension. In this recording, Louis Nottingham, WSU Entomology, presents his research on using particle films to…

Codling Moth & BMSB Management without Disrupting Biocontrol

Recorded presentation from WSU-OSU Pear IPM Webinar on December 2, 2020, hosted by Chris Strohm and Tianna DuPont, WSU Extension. Some of the work Richard Hilton, OSU, shares here is funded by a USDA-SCRI grant.

Assessing Cold Damage – a Demonstration

This is the last of a four-part series from the sweet cherry cold hardiness webinar held on Oct 29, 2020. In this video, Assessing cold damage, Dr. Matthew Whiting, WSU professor, demonstrates how to assess…

Sweet cherry cold tolerance, dormancy & floral development

This is the second of a four-part video series from the sweet cherry cold hardiness webinar held on Oct 29, 2020. In this video, Jonathan Magby, WSU PhD candidate in the Horticulture Department, gives a…

Webinar recording: Co-Robotic harvest-aid platforms can aid harvesting speed

In this installment of the WSU-OSU Tree Fruit Extension seminar series, Dr. Vougioukas discusses how co-robotic harvest-aid platforms can aid harvesting speed by eliminating some of the issues faced by using fixed-zone platforms. Audience Q&A…

WA 38 Cosmic Crisp® Grower/Manager Q&A Meeting 9/23/2020

This WA 38 Q&A session, hosted by Bernardita Sallato, focused on all issues related to production, preharvest, conditions of the crop, crop load volume and yield, size and color, fruit finish, weather and smoke related…

WA 38 Cosmic Crisp® Packer/Shipper Q&A Meeting 9/30/2020

This WA 38 Q&A session, hosted by Karen Lewis, focused on storage and shipping, and anything that happens at harvest going forward. Topics included marketing and quality standards, clarifications to color definitions, starch evaluation, shape…

Síntomas de Fitoplasma X en Frutas de Hueso

X-disease in peaches, plums and nectarines causes yellow leaves, shot hole and small deformed fruit.

WA 38 / Cosmic Crisp® Pre-Harvest Virtual Field Day

The WA 38 / Cosmic Crisp® Pre-Harvest Virtual Field Day covered discussion on defects and disorders, PVM guidelines and recommendation, harvest and storage criteria, using the starch chart, crop load and dry matter considerations, and…

The Role of Dendrometers for Irrigation Management in Apple

This video is a recording of the webinar “The Role of Dendrometers for Irrigation Management in Apple” presenting information on the types and uses of dendrometer sensors and the data they collect. Includes discussion on…

Pear Rootstock & Systems Virtual Field Tour Webinar

“Pear Rootstocks & Systems Virtual Field Tour” webinar recording featuring the pre-recorded demonstrations, live presentations of research results, and live Q&A sessions with presenters and webinar attendees.

Quince Rootstock on Bartlett Pear Trial Virtual Tour

WSU’s Dr. Stefano Musacchi gives a virtual tour of his quince-Bartlett rootstock trial and discusses the research results and which combinations show the most promise for commercial orchards.

Quince Rootstock on Anjou Pear Trial Virtual Tour

WSU’s Dr. Stefano Musacchi gives a virtual tour of his quince-Anjou rootstock trial discussing the research results and which combinations show the most promise for commercial orchards.

Stemilt Bi-axis Pear Block Virtual Tour

WTFRC’s Tory Schmidt hosts this virtual tour of the Stemilt pear block that utilizes the bi-axis technique.

X-disease Vector Management Trials

Adrian Marshall, WSU Entomology explains how kaolin clay and Extenday applications are being tested to control important leafhopper vectors of X-disease phytoplasma.

WSU Virtual Cherry Field day: Q&A with Dr. Whiting on Harvest Efficiency Trials

Questions and Answers on Sweet Cherry Harvest Efficiency trials with Matthew Whiting, Luke Anderson and Suzanne Bishop.

WSU Virtual Cherry Field day: Allan Brothers Inc Q&A Part 1

Introduction to Allan Brothers Inc and our host Suzanne Bishop, Director of R&D and Luke Anderson, Area Production Manager. Introduction to the Zillah Ranch and discussions about their ‘Sweetheart/Mazzard’ Y-Trellis block, including establishment, pruning and…

WSU Virtual Cherry Field day: Allan Brothers Q&A, Part 2.

Part 2: Allan Brothers Inc R&D director Suzanne Bishop and Area Production Manager, Luke Anderson, discussing vigor management for ‘Sweetheart/Mazzard’ combination, training, wood renewal, light interception, fruit quality, and more.

WSU Virtual Cherry Field day; Allan Brothers Q&A, Part 3.

Part 3: Allan Brothers Inc R&D director Suzanne Bishop and Area Production Manager, Luke Anderson, discussing cultivar/rootstock selection, stress management practices, powdery mildew management.

Manejo de Vectores de Fitoplasma X (X-disease Vector Management)

Autores Tianna DuPont, WSU Extensión; Tobin Northfield, WSU Entomologia. Videografía y producción Ricardo Naranjo, WSU Extensión. Apoyo de fondos de la Comisión de Investigación de Frutas de Árbol del estado de Washington.

Síntomas de Fitoplasma X y Little Cherry Virus

El X- fitoplasma y el Little Cherry Virus 2 causan frutos pequeños, pálidos y deformados en las cerezas. Este video muestra las síntomas en una serie de variedades.

WSU Virtual Field day: Little Cherry Disease updates by Scott Harper

Scott Harper, Assistant Professor and Director of the Clean Plant Center Northwest gave a brief update on Little Cherry Disease in our WSU – OSU Virtual Cherry Field day hosted by Matt Whiting and Bernardita…

X-disease Vector Management

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

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…

Cost Share Availability – Irrigation Efficiencies Virtual Field Day

Sandy Letzing, Cascadia Conservation discusses cost share availability at ‘virtual field day’ May 2020. Virtual Field Day hosted by Tianna DuPont, WSU Extension, Troy Peters, WSU Biological Systems Engineering, Lee Kalcsits, WSU Horticulture. Project funders…

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….

Scouting and Sampling for Little Cherry Disease – Part 1 – WSU-OSU Webinar Session 3

Scott Harper, WSU Plant Pathology, and Tianna DuPont, WSU Tree Fruit Extension, will discuss scouting and sampling for X Phytoplasma and Little Cherry Virus including recognizing symptoms, what to sample, where and when to sample….

Long Case Study Improving Irrigation Efficiency in Pears

Tianna DuPont, WSU Extension discusses with grower Brandon Long the results of a case study plot they implemented in a pear block with a history of cork. Watering using data from irrigation sensors reduced cork…

Improving Irrigation Efficiency in Pears Caudle Case Study

Pear irrigation systems can have challenges such as low pressure, run off, too much or too little water and clogging filters resulting in pears with cork or small size. Larry and Renee Caudle in Dryden…

WSU – OSU Webinar: Artificial Intelligence, Cyber-Physical Systems and Robotics for Agriculture

Decreasing availability and increasing cost of farm labor is a critical challenge faced by the agricultural industry around the world. Robotics has played a key role in reducing labor use and increasing productivity in farming….

How to build a soil pit to evaluate and improve your apple orchard

Bernardita Sallato demonstrates how to create and use soil pits to better manage, and improve the health of commercial apple orchards. Sallato is a Washington State University tree fruit extension specialist in Prosser, Washington.

Como construir una calicata para evaluar y mejorar tu huerto de manzana

Bernardita Sallato demuestra como crear y utilizar una calicata para mejorar la salud de los huertos de manzana comerciales y la administración de los mismos. Sallato es una especialista de la extensión de fruta de…

Flowering Fruit Set & Pollination

Flowering is a critical time for growers because fertilization rate has a fundamental relationship to yield and there is a short window of opportunity to set the crop for the year. The processes of pollination…

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

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…

WA 38 ‘Cosmic Crisp™’ Fall Field Visits – Part 2

The WA 38 (or Cosmic Crisp™) trial compares vertical spindle, bi-axis and V-trellis training systems and both the M9-Nic29 and Geneva 41 rootstocks. Trial results are discussed by trial participants. Topics discussed include pruning and…

WA 38 ‘Cosmic Crisp™’ Fall Field Visits – Part 1

Drs. Bruce Barritt, Ines Hanrahan and Mr. Tom Auvil describe WA38 ‘Cosmic Crisp™’ cultivar characteristics, tree handling, rootstocks, pollination, thinning, the issue of stem punctures, stem clipping, fruit size, shape, color and post harvest performance.

Photoselective Anti-hail Netting Trial for ‘Honeycrisp’ Apple

An evaluation of the use of photoselective anti-hail netting is underway to reduce sunburn and improve productivity of ‘Honeycrisp’ apple in trials a commercial orchard in Quincy, WA. This video describes the methods used and…

Photo-selective Netting-An Integrated Agro-technology: Improving Fruit Production While Coping With Environmental Constraints

Dr. Shahak presents an invited expert seminar reviewing research around the world where anti-hail shade nets of various colors have been used to alter the field microclimate and bring about various positive benefits for plants.

Pruning Bartlett Pears to Optimize Fruit Quality

Dr. Stefano Musacchi provides a tutorial on pruning Bartlett pear trees to optimize fruit quality. This includes using the concept of dynamic or renewal pruning, and the techniques of girdling, notching and limb bending. He…

Weed Control in Orchards

On January 19, 2015 David Granatstein spoke at the Lake Chelan Hort Day about why weed control is needed in orchards, weed control options, herbicides and other choices, and economics. He also discussed the results…

Powdery Mildew Infection of Sweet Cherries: Expect the Unexpected

Dr. Claudia Probst discussed the relationship between host susceptibility, environment and timing in cherry powdery mildew disease development. She noted that sweet cherries are more susceptible to fruit infection as you get closer to harvest…

Apple Varieties of the Future from WSU’s Apple Breeding Program

Dr. Kate Evans describes the four precision breeding techniques that she uses in her WSU apple breeding program: 1. DNA-informed choice of parents; 2. DNA-informed selection of seedlings; 3. Extensive evaluation of fruit; and 4….

Utilizing the WSU-DAS Version of the Spray Guide

Dr. Ute Chambers explains how the WSU Decision Aid System (http://das.wsu.edu) can be used as a tool for making decisions for managing pests in your orchard. She also spoke about some new features including e-mail…

The Evolution of Tree Fruit Pest Management Practices

Dr. Jay Brunner provides a historical perspective on pest management practices for apple in the Pacific Northwest. He reviews historical crises and the value of biological control.

Are You In The Know? Resources That You Should Be Utilizing

Dr. Desmond R. Layne provides an overview and specific examples of resources that people in the fruit industry can use for self-education. He distinguishes unbiased, research-based, peer-reviewed information with other types such as that provided…

Integrated Management of Postharvest Diseases of Pome Fruit

Dr. David Sugar (Oregon State University) emphasizes the management of postharvest diseases caused by fungi that enter pears through wounds (particularly during the harvest process).

A Tale of Two Mites: Ambyldromella caudiglans and Galendromus occidentalis in Washington Apple

Ms. Schmidt-Jeffris discusses predatory mite biodiversity in Washington apple orchards. She offered a brief history of integrated mite management in apple in the Pacific Northwest.

Root Physiology and Function in the Orchard

Dr. Lee Kalcsits provides an educational presentation reviewing root function and physiology in the orchard during the program “Roots: Foundation of Your Orchard’s Success” at the 2014 WSHA Annual Meeting, Kennewick, WA, December 3, 2014.

Roots Program Speaker Panel Question and Answer Session

More Video recording of the panel discussion with Dr. Lee Kalcsits, WSU-TFREC (Wenatchee, WA), Dr. Gennaro Fazio, USDA-ARS (Geneva, NY), and Dr. Mark Mazzola, USDA-ARS (Wenatchee, WA), as part of the program “Roots: Foundation of Your Orchard’s…

Roots and Soil Biology: Managing the “Microherd” for Maximum Tree Performance

More Video presentation by Speaker #4 – Dr. Mark Mazzola, USDA-ARS (Wenatchee, WA), as part of the program “Roots: Foundation of Your Orchard’s Success” at the 2014 WSHA Annual Meeting, Kennewick, WA, December 3, 2014. To see…
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