Kelly Hammond History As early as 1000 BC mankind has attempted to control pests The Greek poet Homer cited sulfur as an early insecticide The Chinese used arsenic as an insecticide by 900 AD By the midnineteenth century there began to be success using chemicals such as pyrethrum and Bordea ID: 612952
Download Presentation The PPT/PDF document "Pesticides and the Environment" is the property of its rightful owner. Permission is granted to download and print the materials on this web site for personal, non-commercial use only, and to display it on your personal computer provided you do not modify the materials and that you retain all copyright notices contained in the materials. By downloading content from our website, you accept the terms of this agreement.
