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A quarantine exemption can be authorized in order to control the spread of a pest or introduction of a pest not known to be prevalent in the concerned region. This exemption can apply for up to three years and can be renewed. [24] A public health exemption can be authorized to control a pest believed to cause a significant risk to public health.
One proposed solution was labeled "pest control," with sparrows identified by Mao as pests. In response to the CCP's directive, local governments nationwide mobilized people to combat these birds. When the campaign against sparrows was eventually halted in April 1960, the unchecked proliferation of insects in the fields resulted in significant ...
Silent Spring is an environmental science book by Rachel Carson. [1] Published on September 27, 1962, the book documented the environmental harm caused by the indiscriminate use of DDT, a pesticide used by soldiers during WW2.
The M44 cyanide device (also called a cyanide gun, cyanide trap, or canid pest ejector) is used to kill coyotes, feral dogs, and foxes. It is made from four parts: a capsule holder wrapped with cloth or other soft material, a small plastic capsule containing 0.88 grams of sodium cyanide , a spring-powered ejector, and a 5–7 inches (130–180 ...
By the 1960s, problems of resistance to chemicals and damage to the environment began to emerge, and biological control had a renaissance. Chemical pest control is still the predominant type of pest control today, although a renewed interest in traditional and biological pest control developed towards the end of the 20th century and continues ...
In the years 1948–1988 chlordane was a common pesticide for corn and citrus crops, as well as a method of home termite control. [6] Pathways of exposure to chlordane include ingestion of crops grown in chlordane-contaminated soil, inhalation of air in chlordane-treated homes and from landfills, and ingestion of high-fat foods such as meat ...
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