Quick Facts
- Multiple modes of action.
- Excellent grass control.
- Very soluble so it works well with light rain.
- No pH restrictions, so there’s low risk for carryover to corn.
- Complements low-cost, pre-grass herbicide in conventional soybean weed management programs.
APPROVED FMC TANK MIX PRODUCTS FOR SELECT HERBICIDES
* Authority Assist herbicide contains 4 pounds of active ingredient per gallon of product (3.33 pounds a.i. of sulfentrazone and 0.67 pound a.i. of imazethapyr).
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Product Overview
Small-seeded broadleaf weeds and grasses can steal yields from soybeans. Apply Authority Assist herbicide with Grass Assist as your foundation herbicide. It lowers the hammer on glyphosate-tolerant summer annual weeds like lambsquarters, pigweed, nightshade and kochia, as well as suppresses foxtail, fall panicum, nutsedges and other invasive grasses.
Crops
Soybeans
Target Control For Soybeans
This product delivers effective control against the following:
- Foxtail
- Morningglories
- Nightshade
- Palmer Amaranth
- Velvetleaf
- Waterhemp
Peanuts
Target Control For Peanuts
This product delivers effective control against the following:
- Foxtail
- Morningglories
- Nightshade
- Palmer Amaranth
- Velvetleaf
- Waterhemp
Authority Assist herbicide is registered for use on peanuts only in the following states: AL, AR, GA, LA, MS, NC, SC, TN and VA.
Always refer to the product label for an official listing of crop usage, restrictions and precautions.
Full crop listing
- Peanuts
- Soybeans
State Registration
- Alabama
- Arkansas
- Colorado
- Delaware
- Georgia
- Iowa
- Idaho
- Illinois
- Indiana
- Kansas
- Kentucky
- Louisiana
- Maryland
- Michigan
- Minnesota
- Missouri
- Mississippi
- North Carolina
- North Dakota
- Nebraska
- New Hampshire
- New Jersey
- Ohio
- Oklahoma
- South Carolina
- South Dakota
- Tennessee
- Texas
- Virginia
- Wisconsin
- West Virginia
Always read and follow all label directions, precautions and restrictions for use. Some products may not be registered for sale or use in all states. FMC, the FMC logo and Authority are trademarks of FMC Corporation or an affiliate. ©2020 FMC Corporation. All rights reserved. 20-FMC-0556 03/20
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