Pesticide - Wikipedia
In general, a pesticide is a chemical or biological agent (such as a virus, bacterium, or fungus) that deters, incapacitates, kills, or otherwise discourages pests.
Pesticides - Definition, Types, Uses, and Harmful Effects
What are Pesticides? Pesticides are chemical substances that are meant to kill pests. In general, a pesticide is a chemical or a biological agent such as a virus, bacterium, antimicrobial, or disinfectant that deters, incapacitates, kills, pests.
Pesticide | Definition & Types | Britannica
2024年12月19日 · pesticide, any toxic substance used to kill animals, fungi, or plants that cause economic damage to crop or ornamental plants or are hazardous to the health of domestic animals or humans.
Pesticides | US EPA - U.S. Environmental Protection Agency
2024年12月27日 · This website provides easy access to all the pesticide-related information that is contained in various pesticide topical sites. It also includes news and meeting information, an A-Z index, and more.
Chemical safety: Pesticides - World Health Organization (WHO)
2020年10月26日 · Pesticides are chemical compounds that are used to kill pests, including insects, rodents, fungi and unwanted plants (weeds). Over 1000 different pesticides are used around the world. Pesticides are used in public health to kill vectors of disease, such as mosquitoes, and in agriculture to kill pests that damage crops.
Pesticides - National Institute of Environmental Health Sciences
2024年10月10日 · Pesticides include herbicides for destroying weeds and other unwanted vegetation, insecticides for controlling a wide variety of insects, fungicides used to prevent the growth of molds and mildew, disinfectants for preventing the spread of bacteria, and compounds used to control mice and rats.
What is a Pesticide? | US EPA - U.S. Environmental Protection ...
2024年2月27日 · Learn about the definition of pesticide, which in broad terms is a product that claims to kill, prevent, reduce, destroy or repel a pest.