chemical pest control造句

• In recent years, he's traveled to Australia, Asia, Europe and Central America to discuss alternatives to chemical pest control.
• He placed thousands of drywood termites in the mock structure, which features symmetrical doors and windows, to see how they would react to non-chemical pest control techniques.
• Did you know that the oldest records of chemical pest control date back 4, 500 years, to Sumerian farmers who used sulfur compounds to kill insects and mites?
• An early emphasis on IPM ( Integrated Pest Management ) was later replaced by a firm conviction that chemical pest controls have no place in the home garden.
• It was only with the industrialization and mechanization of agriculture in the 18th and 19th century, and the introduction of the insecticides pyrethrum and derris that chemical pest control became widespread.
• Chemical pest control is still the predominant type of pest control today, although its long-term effects led to a renewed interest in traditional and biological pest control towards the end of the 20th century.