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Authority Assist

Quick Facts

  • Multiple modes of action.
  • Grass Assist for added 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.
Type Title Download
Specimen Label 08-02-16 download PDF
2(ee) Recommendation Tank Mix Instructions for Use with Sharpen (Various States) download PDF
SDS 2016-05-26 download PDF

Registered States:

AL, AR, CO, DE, GA, IA, IL, IN, KS, KY, LA, MD, MI, MN, MO, MS, NC, ND, NE, NH, NJ, OH, OK, PA, SC, SD, TN, TX, VA, WI, WV

  • Soybeans
Broadleaf Weeds
  • Amaranth, Spleen
  • Amaranthus
  • Beggarweed
  • Black Nightshade
  • Carpetweed
  • Catchweed Bedstraw
  • Common Cocklebur
  • Common Purslane
  • Copperleaf, Hophornbeam
  • Copperleaf, Virginia
  • Daisy
  • Eastern Black Nightshade
  • Eclipta
  • Florida Beggarweed
  • Florida Pusley
  • Galinsoga
  • Golden Crownbeard
  • Ground Cherry
  • Hairy Nightshade
  • Jimsonweed
  • Kochia
  • Ladysthumb
  • Lambsquarters
  • Marshelder
  • Morningglory
  • Mustards
  • Nightshades
  • Palmer Amaranth
  • Pennsylvania Smartweed
  • Pigweed, Redroot
  • Poinsettia
  • Poorjoe
  • Prickly Sida
  • Prostrate Spurge
  • Purslane
  • Pusley
  • Redmaids
  • Redstem Filaree
  • Redweed
  • Russian Thistle
  • Senna
  • Shepherd's Purse
  • Smooth Pigweed
  • Southern Sida
  • Spiny Amaranth
  • Spurge
  • Spurred Anoda
  • Starbur
  • Teaweed
  • Thistle
  • Velvetleaf
  • Venice Mallow
  • Waterhemp
  • Wild Buckwheat
  • Wild Mustard
  • Wild Poinsettia
  • Wild Sunflower
Grass Weeds
  • Foxtail Species
  • Foxtail, Giant
  • Foxtail, Green
  • Foxtail, Yellow
  • Johnson grass, Seedling
  • Panicum, Fall
  • Shattercane
Sedges
  • Annual Sedge
  • Nutsedge, Purple
  • Nutsedges
Performance Data
Always read and follow all label directions, restrictions and precautions 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. ©2019 FMC Corporation. All rights reserved.