meaning of herbicides

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a substance that is toxic to plants, used to destroy unwanted vegetation.

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herbicides is a toxic substance which do not harm plants

but kills unwanted plants such as weed it is also known as weedicide

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Herbicides, also commonly known asweedkillers, arepesticidesused to kill unwantedplants.Selective herbicides kill specific targets, while leaving the desiredcroprelatively unharmed. Some of these act by interfering with the growth of theweedand are often synthetic mimics of naturalplant hormones. Herbicides used to clear waste ground, industrial sites, railways and railway embankments are not selective and kill allplantmaterial with which they come into contact. Smaller quantities are used in forestry, pasture systems, and management of areas set aside as wildlifehabitat.

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