Skip to content
IR4 Home Page
  • 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

Author: IR-4 Generic

Dithiopyr Crop Safety – 2022

Posted on November 29, 2022April 17, 2024

Dimension was initially registered in 1992 for environmental horticulture uses. This initial label contained an extensive list of plants for landscapes where Dimension could be used without causing phytotoxicity.

Posted in CropSafety, Weed Science, Weed Science Crop Safety

Tolerance Success: Methoxyfenozide

Posted on November 7, 2022

Methoxyfenozide was registered for use on leafy vegetables, brassicas, tropical fruits, and more.

Posted in Food Use, Tolerance Success

Revised Crop Group Table Now Available

Posted on October 31, 2022January 25, 2023 — Hannah Ross

The EPA recently released the sixth Final Rule in a series of updates to pesticide crop groupings. The revised crop group table is now available here.

Posted in Food Use, NewsTagged crop group updates, crop grouping, epa, final rule, final rule IV, food crops, food use

Tolerance Success: Glufosinate

Posted on October 13, 2022

Glufosinate was registered for use on avocado, bushberry, cottonseed, and more.

Posted in Food Use, Tolerance Success

Tolerance Success: Novaluron

Posted on October 13, 2022

Novaluron was registered for use on Bean and Legume Vegetable Subgroups 6-22A-F, and Forage Peas.

Posted in Food Use, Tolerance Success

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

Oxadiazon Crop Safety – 2022

Posted on September 23, 2022April 17, 2024

Oxadiazon has been registered in the United States since the 1970’s for uses in and around environmental horticulture plants in production nurseries and in landscapes. Between 1972 and 2021, the IR-4 Project has conducted

Posted in CropSafety, Weed Science, Weed Science Crop Safety

S-Metolachlor Crop Safety – 2022

Posted on September 23, 2022April 11, 2024

From 2004 to 2021, IR-4 completed 196 trials on Pennant Magnum (s-metolachlor). The data contained in this report was generated to register uses of s-metolachlor on and around environmental horticulture plants

Posted in CropSafety, Weed Science, Weed Science Crop Safety

Dimethenamid-p Crop Safety – 2022

Posted on September 23, 2022March 11, 2024

From 2007 to 2021, IR-4 completed 573 trials on Tower EC (dimethenamid-p). The data contained in this report was generated to register uses of dimethenamid-p on and around environmental horticulture plants

Posted in CropSafety, Weed Science, Weed Science Crop Safety

Indaziflam Crop Safety – 2022

Posted on September 23, 2022March 18, 2024

From 2011 through 2021, IR-4 has completed 186 trials evaluating two granular and one liquid formulations of indaziflam for crop safety. The data contained in this report was generated to register the use of indaziflam

Posted in CropSafety, Weed Science, Weed Science Crop Safety

Posts navigation

Older posts
Newer posts

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

  • Upload Files
  • About IR-4
  • Contacts
  • Sign Up for Announcements
  • Facebook
  • Twitter
  • LinkedIn
  • YouTube

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