Fluxapyroxad + Pyraclostrobin were registered for use on stevia and coffee.
Author: IR-4 Generic
The IR-4 Project Helps Growers Gain Ground on Lettuce Drop
In 2022, EPA approved the use of mandestrobin on lettuce for protection against lettuce drop.
Nomination Period Now Open for 2023 Food Use Workshop
Watch the new video and submit your nominations.
Tolerance Success: Acifluorfen
Acifluorfen was registered for use on low-growing berries and edamame.
People of IR-4: Bronson Hung
Learn more about this gregarious Western Region Lab Analyst.
New IR-4 Video Shows How to Complete a Project Clearance Request
We invite stakeholders to learn more and get involved in our research cycle.
Tolerance Success: Glufosinate
Glufosinate was registered for use on tropical fruits, as well as grass grown for seed in the Pacific Northwest.
Tolerance Success: Trifloxystrobin
Trifloxystrobin was registered for use on brassicas, citrus fruits, spices and many more.
SOAR Award Nomination Period Now Open
Join us in honoring our external partners through the SOAR award.
IR-4 Hosts Borlaug Fellowship for International MRL Capacity Building
Fellows from four countries visited IR-4 in May to learn about MRL harmonization through a USDA-FAS program.