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Category: News

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

The IR-4 Project Inducts Bernard Zandstra into Hall of Fame

Posted on May 3, 2023May 4, 2023 — Hannah Ross

Congratulations on this well-deserved recognition, Bernie!

Posted in NewsTagged 2023, awards, hall of fame, north central region, The IR-4 Project

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

EPA and FDA Consider Change in Pest Management Product Oversight

Posted on March 22, 2023March 23, 2023 — Hannah Ross, Michael Braverman, Philip Moore

Learn IR-4’s perspective on a potential change in honey bee product regulation.

Posted in Biopesticide & Organic, Biopesticide & Organic News, NewsTagged 2023, biopesticide regulatory support program, epa, epa updates, fda, honey bee, ir-4, ir-4 project, varroa mite

2023 Event Dates: Industry Technology Session, Food Use Workshop, and EHC Workshop

Posted on February 27, 2023March 31, 2023 — Hannah Ross

Save these dates and stay tuned for more details!

Posted in Environmental Horticulture Program, Food Use, NewsTagged 2023, EHC, environmental horticulture, events, food use workshop, industry technology session, news, save the date

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

2023 IR-4 Project Research Symposium: Food Crops

Posted on January 18, 2023April 12, 2023

The IR-4 Project Research Symposium took place on Tuesday, April 11, 2023.

Posted in Events, Food Use, News

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Recent News

IR-4 Petition Yields First Conventional Pesticide Tolerance for Hemp

The IR-4 Project Inducts Bernard Zandstra into Hall of Fame

IR-4 Aids in Expanded Fungicide Label for Ginseng Growers

EPA and FDA Consider Change in Pest Management Product Oversight

2023 Event Dates: Industry Technology Session, Food Use Workshop, and EHC Workshop

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

IR-4 Project Headquarters
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1730 Varsity Drive
Venture IV, Suite 210
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(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 number 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.

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  • About IR-4
    ▼
    • Annual Reports
    • Careers
    • Contacts
      ▼
      • Headquarters Staff
      • National Directory
      • Regions & USDA-ARS
    • 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 Request