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Podcast: Dr. Tree Fruit and Don - Mid-July Issues

In this 7th Fruit Bite, Kari Peter and Don Seifrit highlight the timing for leaf analysis, aphid control, and early harvest stone fruit disease control.

Podcast: Dr. Tree Fruit and Don - All About Bitter Rot

Kari Peter and Don Seifrit interview Phillip Martin, a former Ph.D. student of Peter's, who performed his work on bitter rot. Martin tells us all about the fungal cause of the disease and management techniques.

Podcast: Dr. Tree Fruit and Don - Yikes! Bitter Rot!

In this Fruit Bite, Kari Peter has a big disease update. She highlights bitter rot and bitter rot control. The bacterial spot of stone fruit gets the spotlight this week, too. Bacterial spot control is discussed.

2022 Disease Update: Prevent Bitter Rot on Apple

We have entered the time when bitter rot management on apples begins. Considering we have been experiencing frequent rain showers and very warm weather, these are ideal conditions for the bitter rot fungi to wreak havoc in the orchard.

Penn State Extension mushroom disorder fact sheets now available online

Experts in mushroom disease in Penn State’s College of Agricultural Sciences have produced a series of factsheets to educate industry professionals on mushroom disorders.

Penn State Extension expands resources for growers at produce auctions

Penn State Extension is expanding a program that offers educational kiosks at produce auctions across the state. These kiosks provide growers with timely, relevant information on disease and pest identification and management, invasive species, and food safety.

Podcast: Dr. Tree Fruit and Don - Orchard Highlights for Early June

In this fifth Fruit Bite, Kari Peter highlights codling moths and pheromone trapping, fire blight infections and tool cleaning and rosy apple aphid control.

Podcast: Dr. Tree Fruit and Don - Thinning Is on Our Minds!

The fourth Fruit Bite episode talks about caution during chemical thinning in response to the weather, especially after looking at models in previous weeks, fire blight and apple scab, and plum curculio.

Podcast: Dr. Tree Fruit and Don - Say NO to Fireblight!

The third Fruit Bite episode talks about fire blight, caution during chemical thinning in response to the weather, plum curculio, and white peach scale.

Podcast: Dr. Tree Fruit and Don - Fire Blight, Apple Scab, and Mating Disruption, Oh My!

The second Fruit Bite highlights early-season issues with an emphasis on some disease pressure and insect reproduction prevention.

Podcast: Dr. Tree Fruit and Don - Early season disease update

In this 1-on-1 episode, Dr. Kari Peter provides an update on fire blight, apple scab, and several other diseases. Don Seifrit also highlights upcoming in-person Penn State Extension events.

Podcast: Dr. Tree Fruit and Don - New Herbicides and Lorsban Ban

Dr. Crassweller talks about herbicides that were released after the editing of the new tree fruit production guide, and Greg highlights the chlorpyrifos ban and what that means for growers with some still in their pesticide shed.

Podcast: Dr. Tree Fruit and Don - Post-Harvest Rots with Johanny Castro

Don Seifrit and Kari Peter discuss post-harvest rot with Kari’s Ph.D. student Johanny Castro. Originally from Costa Rica, Johanny currently works with Kari to look at post-harvest rots and diseases in Pennsylvania’s packhouses.

Podcast: Dr. Tree Fruit and Don - End of Season Maintenance

Don Seifrit, Kari Peter, Greg Krawczyk, and Rob Crassweller discuss mole and vole control, insect control during late Fall/Winter (including an update on Lorsban (chlorpyrifos)), and some fungicidal techniques to improve the orchard before next season.

Podcast: Dr. Tree Fruit and Don - Warm Fall Weather

Don Seifrit, Kari Peter, Greg Krawczyk, and Rob Crassweller are together again to discuss seasonal weather, coloration at harvest, stinging insects in fields, and late-season fungicide applications. Rob highlights an upcoming Penn State Extension event on October 27, 2021, Variety Showcase Field Day, about cultivar selections and tasting.

Podcast: Dr. Tree Fruit and Don - Post-Hurricane Harvest

Don Seifrit, Kari Peter, Greg Krawczyk, and Rob Crassweller confer about which cultivars are ripening around the state. Rob talks about paraquat application. Greg outlines some of the important end-of-season insect pests and management, and Kari discusses post-harvest rots and their management.

Penn State Extension Victory Garden Program supports Latino community

Penn State Extension Master Gardeners expected there would be a renewed interest in home gardening in 2020 due to the COVID-19 pandemic. As a result, they developed the 10-part “Victory Garden Reinvented!” webinar series to support gardeners across the country.

Podcast: Dr. Tree Fruit and Don - Introducing Dr. Long He, Agriculture Engineer, Penn State — plus current concerns for the season

Don Seifrit, Kari Peter, Greg Krawczyk, and Rob Crassweller are joined for the first time by Dr. Long He, Penn State agriculture engineer. Dr. He describes his work and background and talks about future projects. Kari, Greg, and Rob also discuss current season concerns.

Podcast: Dr. Tree Fruit and Don - Mid-Season Concerns and Weather Station Installation

Don Seifrit, Kari Peter, Greg Krawczyk and Rob Crassweller talk about what growers should be keeping an eye on during mid-season development, including the end of periodical cicadas for 2021. They also discuss how one should go about finding a weather station to install on-farm. Special consideration is given to having a station with compatibility to the NEWA system from Cornell University: http://newa.cornell.edu/

Podcast: Dr. Tree Fruit and Don - Thinning Advice and an Insect Extravaganza

Don Seifrit, Kari Peter, and Greg Krawczyk are joined by Dr. Jim Schupp (Penn State Fruit Research and Extension Center) for the first time. Dr. Schupp is a pomology professor, and he highlights some of the most important considerations for spring thinning. Greg talks about the complex entomology issues facing PA this spring, and Kari discusses the fire blight concerns facing orchardists.

Plant pathologist receives grant to develop disease management tools for wheat

Paul Esker, a plant pathologist in Penn State’s College of Agricultural Sciences, has received a $455,000 grant from the U.S Department of Agriculture’s National Institute of Food and Agriculture to support a five-year integrated research and extension project designed to improve management recommendations for wheat.

Three honored for commitment to diversity in College of Agricultural Sciences

Three individuals have received the Dr. William Henson Diversity Achievement Award from Penn State’s College of Agricultural Sciences, an honor that recognizes distinctive and outstanding teaching, research, extension or creative work that advances diversity in the college.

Learn what Penn State Extension’s Latinx Ag Network offers on new Facebook page

Penn State Extension is connecting with Latinx agriculturists in essential food businesses to provide timely outreach and science-based education on farm production, food safety and workplace risk management.

Plant Disease Clinic remains open, now accepting electronic samples

The Plant Disease Clinic remains open during the novel coronavirus pandemic to provide essential services for Pennsylvania agriculture. The clinic is operating with limited lab hours and working remotely when possible to continue identifying plant diseases and providing management recommendations.

Vegetable pathology professor receives Excellence in Extension Award

Beth Gugino, professor of vegetable pathology in the Department of Plant Pathology and Environmental Microbiology in Penn State’s College of Agricultural Sciences, received this year’s Excellence in Extension Award presented by the American Phytopathological Society. This year’s meeting, Plant Health 2019, was held in Cleveland, Ohio, from Aug. 3 to 7.