Herbicides are chemical pesticides that are used to manage vegetation. Usually, herbicides are used to reduce the abundance of weedy plants, so as to release desired crop plants from competition. This is the context of most herbicide use in...

Herbicides are chemicals that kill plants. Herbicides are widely used in modern agriculture to control weeds, reduce competition, and increase productivity of crop plants. They are also used by homeowners to control lawn weeds and by turf grass...

A chemical substance that kills plants and vegetable life. Herbicides may be general or specific, natural or...

An herbicide is used to kill unwanted plants. Selective herbicides kill specific targets while leaving the desired crop relatively unharmed. Some of these act by interfering with the growth of the weed and are often based on plant hormones. Herbicides...

The cotton industry is concerned about the discovery of a herbicide-resistant weed that spreads easily, can grow an inch a day even during droughts and could force farmers to return to older growing methods that were harsher on the environment."It is potentially the worse threat...

Environmental regulators in the United States and Canada have developed a joint label for farm chemicals that officials say could save American farmers millions of dollars.The Environmental Protection Agency and its Canadian counterpart announced last Friday the first North American Free Trade Agreement label _...

Exposure to Agent Orange in Vietnam may lead to high blood pressure in some veterans, but the evidence is limited and only suggestive, the Institute of Medicine said Friday.The IOM, an arm of the National Academy of Sciences, has been studying the effects of the...

Exposure to Agent Orange in Vietnam may lead to high blood pressure in some veterans, but the evidence is limited and only suggestive, the Institute of Medicine said Friday.The IOM, an arm of the National Academy of Sciences, has been studying the effects of the...