In 2022, EPA approved the use of mandestrobin on lettuce for protection against lettuce drop.
Category: Success Story
IR-4 Petition Yields First Conventional Pesticide Tolerance for Hemp
Ethalfluralin has been approved by EPA for use on hemp seed; this is the first conventional pest management option for hemp growers.
IR-4 Aids in Expanded Fungicide Label for Ginseng Growers
Isofetamid is now an option for rusty root disease management on ginseng. Learn about IR-4’s work securing this new use through EPA.
Cooperative Effort Yields Powdery Mildew Control Product for Greenhouse Vegetables
EPA has approved new tolerances for Pyriofenone on greenhouse cucumbers and fruiting vegetables.
EPA Approves Post-Harvest Tolerance for Blueberry Growers
EPA has approved a new tolerance for sulfur dioxide on blueberries. Read more here.
Ginseng and Lowbush Blueberry Growers Have New Tool in Fight Against Fungal Disease
Thanks to international partnerships and IR-4 research, ginseng and lowbush blueberry growers have a new tool to improve crop health and yields.
U.S. Hop Growers Have a New Tool to Manage Two-Spotted Spider Mite
Two-spotted spider mites are attacking hops. Hop growers now have a new tool to fight back thanks to IR-4 research.
IR-4 Supports New Tool to Fight Weeds in Fig Orchards
Treevix by BASF has been approved by the U.S. Environmental Protection Agency for use in fig orchards to control broadleaf weeds.
New Tool Identified in Fight Against Fungal Disease on Pomegranates
Historically growers have not had fungicides available for use on pomegranates. Labels for use of Merivon on pomegranates are expected to be approved in 2022 in California and Florida.
International Approval Underway to Improve Disease Management on Citrus
International approval of mandipropamid MRLs on citrus is currently being evaluated by Codex.