Ethalfluralin has been approved by EPA for use on hemp seed; this is the first conventional pest management option for hemp growers.
Author: IR-4 Generic
Tolerance Success: Ethalfluralin
Ethalfluralin was registered for use on hemp, stevia and more.
Tolerance Success: Fluazifop-p-butyl
Fluazifop-p-butyl was registered for use on berries, brassicas and more.
The IR-4 Project Inducts Bernard Zandstra into Hall of Fame
Congratulations on this well-deserved recognition, Bernie!
S-Metolachlor Crop Safety – 2023
From 2004 to 2022, IR-4 completed 231 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
Mealybug Efficacy – 2023
Managing mealybugs and scale insects presents unique challenges. Products with contact modes of action must be applied at specific timings in order to reach the most susceptible crawler stages
SP2478 Crop Safety – 2023
SP2478 is a new fungicide being developed by SePro for the control of diseases on environmental horticulture crops such as powdery mildew and other diseases. The IR-4 Project completed
Tolerance Success: Trinexapac-ethyl
Trinexapac-ethyl was registered for use on clover grown for seed.
Tolerance Success: Mandestrobin
Mandestrobin was registered for use on tuberous and corm vegetables, except potato (subgroup 1D).
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.