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  2. 4-Hydroxyphenylpyruvate dioxygenase inhibitor - Wikipedia

    en.wikipedia.org/wiki/4-hydroxyphenylpyruvate_di...

    Benzobicyclon, was introduced in 2001 for control of broadleaf weeds and some sedges that are problems in rice, that had become resistant to sulfonylurea herbicides. Mesotrione was introduced in 2002 and like sulcotrione is a triketone, so it is effective on the same weeds and crops, but is more potent, making it more useful in mixes with other ...

  3. Tribenuron - Wikipedia

    en.wikipedia.org/wiki/Tribenuron

    Tribenuron has a broad spectrum of activity on commercially important broadleaf weeds and grasses but at the recommended use rate it is safe to important crops such as wheat. When introduced by DuPont, its recommended application rate was 0.015–0.03 pounds per acre (17–34 g/ha). [ 9 ]

  4. Metsulfuron-methyl - Wikipedia

    en.wikipedia.org/wiki/Metsulfuron-methyl

    Metsulfuron-methyl is an organic compound classified as a sulfonylurea herbicide, which kills broadleaf weeds and some annual grasses. [1] It is a systemic compound with foliar and soil activity, that inhibits cell division in shoots and roots. It has residual activity in soils, allowing it to be used infrequently but requiring up to 22 months ...

  5. Toxic herbicides: Map showing how high use is by state - AOL

    www.aol.com/news/toxic-herbicides-map-showing...

    View a map showing by state the use of herbicides containing glyphosate used on nearly half of all acres of corn and soybeans grown in the U.S.

  6. Flazasulfuron - Wikipedia

    en.wikipedia.org/wiki/Flazasulfuron

    Flazasulfuron is a sulfonylurea herbicide used for controlling the unwanted growth of grass, broad-leaved weeds and sedges.The mode of action of flazasulfuron is through the inhibition of the enzyme acetolactate synthase (ALS), which results in the inhibition of amino acid synthesis, cell division and ultimately plant growth.

  7. Sulfonylurea - Wikipedia

    en.wikipedia.org/wiki/Sulfonylurea

    These are broad-spectrum herbicides that kill plants weeds or pests by inhibiting the enzyme acetolactate synthase. In the 1960s, more than 1 kg/ha (0.89 lb/acre) crop protection chemical was typically applied, while sulfonylureates allow as little as 1% as much material to achieve the same effect.