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Tips and tricks to mitigate 2018 disease problems this fall. Photo: K. Peter, Penn State.
Tree Fruit Disease Management: Final Touches on the 2017 Season - News News
Growers can get a jump on management for this fall to control fungal and bacterial disease in apples and stone fruit to mitigate problems in the 2018 season. More
Codling moth injured apple fruit. Photo: G. Krawczyk, Penn State
Entomology Update for August 30, 2017 - News News
As harvest approaches and the bins are being moved to the orchard, we need to remember that a number of important pests are still present in the orchards. More
Brown marmorated stink bug adult on apple. Photo: G. Krawczyk, Penn State
Insect Bytes for July 20, 2017 - News News

Insect Bytes for July 20, 2017

07/21/2017

Pheromone traps are the best indicators for controlling CM and OFM. Detection of live BMSB nymphs in traps placed in orchards warrants an immediate insecticide application. More
Postharvest fungicide sprays are necessary to prevent defoliation from cherry leaf spot. Photo: K. Peter, Penn State
Getting the Upper Hand on Tree Fruit Diseases in July - News News
Conditions may be optimal for several fungal and bacterial pome and stone fruit diseases in July. More
Japanese beetles feeding on nectarine fruit. Photo: G. Krawczyk, Penn State
Insect Bytes for July 07, 2017 - News News

Insect Bytes for July 07, 2017

07/07/2017

Japanese beetles (JB) are frequently being observed in most fruit orchards and causing severe injuries to foliage by skeletonizing of leaves. More
Time to Download the 2017 Spray Record-Keeping Spreadsheet
Time to Download the 2017 Spray Record-Keeping Spreadsheet - News News
The updated Penn State Extension Spray Record-Keeping Spreadsheet for apples, pears, peaches, and cherries is now available from Penn State Extension. More
Brown marmorated stink bug injury on apple. Photo: G. Krawczyk, Penn State
Insect Bytes for June 23, 2017 - News News

Insect Bytes for June 23, 2017

06/23/2017

The flights of the first generation adults of tufted apple bud moth, obliquebanded leafroller and codling moth are almost completed in most Pennsylvania orchards. More
Photo 1. Obliquebanded leafroller injured new growth on apple tree. Photo: G. Krawczyk, Penn State
Insect Bytes for June 16, 2017 - News News

Insect Bytes for June 16, 2017

06/16/2017

The adults of the first generation tufted apple bud moth (TABM) and obliquebanded leafroller (OBLR) continue to fly in most Pennsylvania orchards. More
Be vigilant and scout for apple scab! Photo: K. Peter, Penn State
June Diseases for the Grower Radar - News News
Diseases for the fruit grower radar and their management strategies are discussed as we wrap up May and begin June. More
Too late to manage peach leaf curl when symptoms are present. Photo: K. Peter, Penn State
Disease of the Month: Peach Leaf Curl - News News
Peach leaf curl has caught many folks off guard this year. Tips for preventing the disease next season are discussed. More
Conditions are favorable for fire blight spread: be alert! Photo: K. Peter, Penn State
Disease Update May 19th, 2017 - News News

Disease Update May 19th, 2017

05/19/2017

Beware of fire blight and bacterial spot conditions. Ideal conditions have been present for bacterial diseases to be problematic. Growers are encouraged to scout for fire blight. More
Codling moth injured apple fruit. Photo: G. Krawczyk, Penn State
Weekly Insect Bytes for May 19th, 2017 - News News
During a normal season in orchards with a pest pressure, the seasonal management of the codling moth (CM) larvae should be initiated at around 250 DD50 after the biofix. More
Plum Curculio adult on young apple fruit. Photo: G. Krawczyk, Penn State
Weekly Insect Bytes for May 05, 2017 - News News
All pheromone traps for monitoring the most common fruit pests should already be in place in orchards. More
Protect any trees still in bloom: Fire blight conditions ideal April 29 through May 2. (Photo: K. Peter)
Fire Blight, Apple Scab, Rust, Plus Others: Be On Alert! - News News
Conditions are optimal for fire blight, apple scab, and rust infections. Growers are encouraged to keep trees protected. Other diseases for the fruit grower radar are also discussed. More
Oriental fruit moth adult. Photo: G. Krawczyk
Insect Bytes for April 15, 2017 - News News

Insect Bytes for April 15, 2017

04/14/2017

Despite the calendar indicating just the middle of April, all stone fruits and even some apple cultivars in southern Pennsylvania are already in bloom. More
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