the 1960s. It was marketed as Roundup in 1971. Since the development of glyphosate-resistant crop plants, it is now used very extensively for selective weed control in growing crops. The pairing of the herbicide with the resistant seed contributed to the consolidation of the seed and chemistry industry in the late 1990s.

Many modern herbicides used in agriculture and gardening are specifically formulated to degrade within a short period after application.

Terminology

Herbicides can be

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