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Access expert publications from Penn State Extension on agriculture, gardening, food safety, and more. Explore research-based guides and resources to support learning, problem-solving, and informed decision-making.

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  1. Pesticide Applicator Certification Study Materials - Aquatic Pest Control
    Guides and Publications
    $35.00
    Pesticide Applicator Certification Study Materials - Aquatic Pest Control
    This packet is used to prepare for the Category 09: Aquatic Pest Control certification exam. This category is for the use of a pesticide on standing or running water, excluding the use of a pesticide in a public health-related activity as described for Category 16: Public Health Invertebrate Pest Control.
  2. Vegetable Gardening
    Guides and Publications
    $10.00
    Vegetable Gardening
    By Elsa Sánchez, Ph.D., Timothy Elkner, Shelby Fleischer, Ph.D., Beth K. Gugino, Ph.D., Peter Ferretti, Steve Bogash, William Lamont, Jr., Ph.D., Michael Orzolek, Ph.D.
    Select, grow, and harvest delicious vegetables from your home garden.
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