Sustainable Agriculture

Information on sustainable agriculture of fruit crops, including protecting and encouraging native bees to pollinate orchards and the Young Grower Alliance. Tips on IPM and a field guide to tree fruit disorders, pests and beneficials.

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The Science of GMOs
The Science of GMOs - Webinars Webinars

The Science of GMOs

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1 hour, 30 minutes

View this informational program on the Science of Genetically Modified Organisms (GMOs). Learn why GMOs were developed and if they are safe for people and the environment. More
Tracking the Health of Feral Honey Bees in Pennsylvania
Tracking the Health of Feral Honey Bees in Pennsylvania - Articles Articles
Dr. Margarita M. López-Uribe is leading a project to map feral bees and analyze their immune systems. If you are aware of an unmanaged honeybee colony, please let us know. More
Orchard IPM - Field Guide to Tree Fruit Disorders, Pests, and Beneficials
Orchard IPM - Field Guide to Tree Fruit Disorders, Pests, and Beneficials - News News
This Penn State Extension publication, in Spanish and English, is designed for use by orchard employees - often the first individuals to detect a new occurrence of a fruit disease or insect pest. More
Specialty Crop Tour
Young Grower Alliance offers educational opportunities for young fruit growers taking over the family operation, developing a new enterprise, or innovating production practices. More
Osmia cornifrons on an apple blossom. Photo: David Biddinger
Orchard Pollination - Solitary (Mason) Bees - Articles Articles
Growers of bee-pollinated crops, particularly apples, may be interested in the possible use of solitary bees as pollinators. More
Orchard Site Preparation: Bio-renovation
Orchard Site Preparation: Bio-renovation - Videos Videos
Before establishing a new orchard block, carefully assess all the factors that will affect fruit quality, production efficiency, and orchard sustainability. More
Pheromone lure for mating disruption.
Orchard IPM - Using Pheromones for Monitoring and Mating Disruption - Articles Articles
A pheromone is a chemical messenger produced naturally by an organism. When detected by a second individual of the same species, it affects that individual's behavior. More
Orchard IPM - Management of Codling Moth with a MC Granulovirus
Orchard IPM - Management of Codling Moth with a MC Granulovirus - Articles Articles
Many apple growers in Pennsylvania continue to do battle with the internal fruit feeding pest complex, the codling moth (CM) Cydia pomonella, and the Oriental fruit moth (OFM) Grapholita molesta. More
Orchard IPM - Scouting
Orchard IPM - Scouting - Videos Videos

Orchard IPM - Scouting

Tara Baugher, Kari A. Peter, Ph.D., Dave Biddinger, Ph.D.


In this short video, you will learn some basic orchard scouting principles for a common disease – apple scab – and also mite pests and beneficials. More
Fruit diameter and seed set in crabapples associated with various pollinators
Orchard Pollination - The Role of Pollen Bees - Articles Articles
Wild and managed non-honey bee species have long supplemented honeybee pollination in fruit orchards. More
Farm energy audits are useful in determining where to improve energy efficiency.
Tree Fruit Production - Saving Energy - Articles Articles
In tree fruit production, refrigeration is the dominate use of electricity, while engine fuel accounts for the majority of all energy consumed. More
Orchard IPM - Scouting Report Form for Apple Scab
Orchard IPM - Scouting Report Form for Apple Scab - Articles Articles
Standard form for reporting apple scab in your orchard. More
Upper left - early scab infection on bottom surface of leaf; upper right - late season scab with top surface lesions; lower left - early scab on fruit; lower right - late season scab.
Orchard IPM - Scouting for Apple Scab - Articles Articles
Apple scab (Venturia inaequalis) is a disease of major importance in the mid-Atlantic region. More
Growers dependent on honey bees must constantly maintain a delicate balance between protecting their crops from pests and pathogens and protecting pollinators.
Orchard IPM - Protecting Honey Bees - Articles Articles
European honey bees are the primary managed pollinators in orchards because their abundance can be managed from year to year. More
Green lacewing eggs are laid on the tips of long, white, hair-like stalks to prevent cannibalism. The larvae (called aphid lions) are generalist predators of mites, thrips, soft scales, and almost any other soft-bodied prey.
Orchard IPM - Natural Enemies/Biological Control in Orchards - Articles Articles
Biological control of pest species by predators, parasitoids, and pathogens has been a cornerstone of IPM since its inception. More
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