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  1. 2,4-Dichlorophenoxyacetic acid - Wikipedia

    2,4-D is primarily used as a selective herbicide that kills many terrestrial and aquatic broadleaf weeds, but not grasses. 2,4-D can be found in commercial lawn herbicide mixtures, which often contain …

  2. 2,4-D | US EPA - U.S. Environmental Protection Agency

    Jan 29, 2025 · 2,4-D is a widely used herbicide that controls broadleaf weeds that has been used as a pesticide since the 1940s. It is used in many places including turf, lawns, rights-of-way, aquatic sites, …

  3. 940s. Agent Orange, an herbicide used during the Vietnam War, contained both 2,4-D and 2,4,5-T. Dioxin, a by-product of 2,4,5-T, led to the ban of Agent O

  4. 2,4-D 101: Everything Farmers Need to Know About 2,4-D | FBN

    May 14, 2025 · 2,4-D is a selective, systemic herbicide that can be applied as a burndown, pre-emergence, post-emergence, and pre-harvest application to control annual, biennial, and perennial …

  5. 2,4-D Weed Killer Toxicity, Use in Herbicides and Potential Dangers - NRDC

    Mar 15, 2016 · One of the cheapest and most common weed killers in the country has a name you've probably never heard: 2,4-D. Developed by Dow Chemical in the 1940s, this herbicide helped usher …

  6. 2,4-Dichlorophenoxyacetic Acid (2,4-D) | ToxFAQs™ | ATSDR

    What is 2,4-D? 2,4-D is the chemical 2,4-dichlorophenoxyacetic acid. 2,4-D is the active ingredient in many products used in the United States and throughout the world as an herbicide to kill weeds on …

  7. 2,4-D FAQ - 2,4-D | Selective Herbicide | Protects Crops ...

    What is 2,4-D? 2,4-D ichlorophenoxyacetic acid, more commonly referred to as 2,4-D, is one of the most widely used herbicides in the world to control weeds in agricultural crops, forests and turf grass as …

  8. Pesticides | 2,4-Dichlorophenoxyacetic Acid (2,4-D) - Center for Food ...

    2,4-dichlorophenoxyacetic acid (2,4-D) is one of the oldest synthetic biocides. Originally developed (though not used) as a chemical warfare agent in World.

  9. What is 2,4-D? - UF/IFAS Center for Aquatic and Invasive Plants

    Feb 21, 2025 · Despite its infamous history, 2,4-D continues to be one of the most widely used herbicides for managing plants. As one of the first plant hormone targeting herbicides to be …

  10. 2,4-Dichlorophenoxyacetic acid (2,4-D) is widely used to control weeds in agriculture, recreational areas, lawns and gardens, and along roadsides and railroad tracks.