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  2. Roundup (herbicide) - Wikipedia

    en.wikipedia.org/wiki/Roundup_(herbicide)

    Roundup is a brand name of herbicide originally produced by Monsanto, which Bayer acquired in 2018. Prior to the late-2010s formulations, it used broad-spectrum glyphosate-based herbicides. [2] As of 2009, sales of Roundup herbicides still represented about 10 percent of Monsanto's revenue despite competition from Chinese producers of other ...

  3. Glyphosate-based herbicides - Wikipedia

    en.wikipedia.org/wiki/Glyphosate-based_herbicides

    The glyphosate-based herbicide RoundUp (styled: Round up) was developed in the 1970s by Monsanto. Glyphosate was first registered for use in the U.S. in 1974. [4] Glyphosate-based herbicides were initially used in a similar way to paraquat and diquat, as non-selective herbicides. Attempts were made to apply them to row crops, but problems with ...

  4. Glyphosate - Wikipedia

    en.wikipedia.org/wiki/Glyphosate

    According to Ian Heap, a weed specialist, who completed his PhD on resistance to multiple herbicides in annual ryegrass (Lolium rigidum) in 1988 [189] – the first case of an herbicide-resistant weed in Australia [190] – by 2014 Lolium rigidum was the "world’s worst herbicide-resistant weed" with instances in "12 countries, 11 sites of ...

  5. 2,4-Dichlorophenoxyacetic acid - Wikipedia

    en.wikipedia.org/wiki/2,4-Dichlorophenoxyacetic_acid

    2,4-Dichlorophenoxyacetic acid is an organic compound with the chemical formula Cl 2 C 6 H 3 OCH 2 CO 2 H.It is usually referred to by its ISO common name 2,4-D. [4] It is a systemic herbicide that kills most broadleaf weeds by causing uncontrolled growth, but most grasses such as cereals, lawn turf, and grassland are relatively unaffected.

  6. Imazapyr - Wikipedia

    en.wikipedia.org/wiki/Imazapyr

    Imazapyr is an ingredient of the commercial product Ortho GroundClear. A related herbicide, imazapic is an ingredient in Roundup Extended Control. Both chemicals are non-selective, long-lasting, and effective in weed control. They are, however, water-soluble, and depending on soil type and moisture they can move into parts of the landscape ...

  7. Roundup Ready - Wikipedia

    en.wikipedia.org/wiki/Roundup_Ready

    While the use of Roundup Ready crops has increased the usage of herbicides measured in pounds applied per acre, [9] it has also changed the herbicide use profile away from atrazine, metribuzin, and alachlor [citation needed] which are more likely to be present in run off water. [citation needed] An injunction in the case of Center for Food ...

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