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Tag: specialty crops

IR-4’s 2024 EPA Specialty Crop Tour: A Celebratory Sign-Off For Van Starner

Posted on August 9, 2024 — Hannah Ross

Enjoy highlights from this year’s tour stops and learn about Van’s contributions over 20+ years.

Posted in NewsTagged 2024, epa tour, specialty crops, Van Starner

The IR-4 Project Helps Growers Gain Ground on Lettuce Drop

Posted on August 30, 2023November 27, 2023 — David Kuack

In 2022, EPA approved the use of mandestrobin on lettuce for protection against lettuce drop.

Posted in Food Use, News, Success StoryTagged 2023, epa, food crop program, food crops, food use, ir-4, ir-4 project, lettuce, mandestrobin, specialty crops, tolerance

IR-4 Petition Yields First Conventional Pesticide Tolerance for Hemp

Posted on May 9, 2023May 12, 2023 — Hannah Ross

Ethalfluralin has been approved by EPA for use on hemp seed; this is the first conventional pest management option for hemp growers.

Posted in Food Use, New Registrations, News, Success StoryTagged 2023, epa updates, ethalfluralin, food crop program, food crops, food use, hemp, hemp seed, ir-4, ir-4 project, specialty crops

IR-4 Aids in Expanded Fungicide Label for Ginseng Growers

Posted on March 31, 2023March 31, 2023 — David Kuack

Isofetamid is now an option for rusty root disease management on ginseng. Learn about IR-4’s work securing this new use through EPA.

Posted in Food Use, New Registrations, News, Success StoryTagged 2023, epa updates, food crop program, food crops, food use, fungal disease, ginseng, ir-4, ir-4 project, north central, specialty crops, wisconsin

IR-4 Honors Outstanding Team Members with Awards at 2023 NEC

Posted on February 21, 2023March 3, 2023 — Hannah Ross

Employees honored with National Recognition of Excellence Awards, Technical and Meritorious Service Awards

Posted in NewsTagged 2023, blueberry, epa updates, food crop program, food crops, food use, ir-4, ir-4 project, specialty crops, sulfur dioxide

The IR-4 Project Commemorates 60 Years of Impact

Posted on February 7, 2023February 7, 2023 — Hannah Ross

2023 marks 60 Years of IR-4. Read more about our project’s impacts and longevity.

Posted in NewsTagged 2023, 60yearsofIR4, ir-4, ir-4 project, news, pressrelease, specialty crops

Cooperative Effort Yields Powdery Mildew Control Product for Greenhouse Vegetables

Posted on February 2, 2023February 3, 2023 — David Kuack, Van Starner

EPA has approved new tolerances for Pyriofenone on greenhouse cucumbers and fruiting vegetables.

Posted in Food Use, New Registrations, News, Success Story, Tolerance SuccessTagged 2023, Canadian PMC, epa updates, final rule, food crop program, food crops, food use, greenhouse, Greenhouse Vegetables, ir-4, ir-4 project, PMC, powdery mildew, specialty crops

EPA Approves Post-Harvest Tolerance for Blueberry Growers

Posted on January 23, 2023April 6, 2023 — Hannah Ross

EPA has approved a new tolerance for sulfur dioxide on blueberries. Read more here.

Posted in Food Use, News, Success StoryTagged 2023, blueberry, epa updates, food crop program, food crops, food use, ir-4, ir-4 project, specialty crops, sulfur dioxide

From Chickpeas to Quinoa: EPA Expands Legume and Cereal Grain Crop Groups

Posted on September 29, 2022October 10, 2022 — Hannah Ross

EPA has released the sixth Final Rule in a series of updates to pesticide crop groups. This update includes new commodities and additional subgroups in Legumes and Cereal Grains.

Posted in Food Use, New Registrations, NewsTagged cereal grains, crop group updates, crop groups, epa, epa updates, final rule, food crop program, ir-4, ir-4 project, legumes, specialty crops

Recent News

Feature image coneflower

New Hire at HQ: Josh Kindel, Environmental Horticulture Program Manager

IR-4 Leaders Recognized With NC State Awards

Vision-Guided Spraying Technology Targets Problem Weeds

The IR-4 Project Inducts Dan Rossi into the Hall of Fame

2024 IR-4 SOAR Award Recipients (Part 2)

2025 Environmental Horticulture Workshop

IR-4 Project Headquarters
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1730 Varsity Drive
Venture IV, Suite 210
Raleigh, NC 27606
(919) 515-1552
ir-4_project@ncsu.edu

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This website is based upon work that is supported by the National Institute of Food and Agriculture, U.S. Department of Agriculture, under award numbers 2022-79111-38469 and 2021-34383-34848 with substantial cooperation and support from the State Agricultural Experiment Stations, USDA-ARS, USDA-APHIS, and USDA-FAS. In accordance with Federal Law and U.S. Department of Agriculture policy, this institution is prohibited from discriminating on the basis of race, color, national origin, sex, age or disability.

NC State University promotes equal opportunity and prohibits discrimination and harassment based upon one’s age, color, disability, gender identity, genetic information, national origin, race, religion, sex (including pregnancy), sexual orientation and veteran status.

  • About IR-4
    ▼
    • Annual Reports
    • Careers
    • Contacts
      ▼
      • Headquarters Staff
      • National Directory
      • Regional Field Coordinators
    • History
    • Mission & Vision
    • News
    • Outreach
    • Participants in the Process
  • Food Crops
    ▼
    • Biopesticide Regulatory Support Program
    • Crop Grouping
    • Integrated Solutions
    • International Programs
    • Residue and Product Performance
  • Environmental Horticulture
  • Events & Training
  • Stakeholder Resources
    ▼
    • Database: Food Crops
    • eQA/eDOCs
    • Database: Environmental Horticulture
    • Databases: Biopesticides and Organic Support
    • Glossary of Acronyms
    • Upload Files
  • Submit a Project Request