div class=ts-pagebuttonPage 1button div class=ts-image amp-img class=ts-thumb alt=Page 1: Shikshacom · Unit 5: Synthetic insecticides fungicides nematicides and rodenticides History scope and principles of chemical insect control Insecticides and their classification src=https:reader033vdocumentsusreader033viewer20220430025f805bcbccba1c622d60ec1fhtml5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 2button div class=ts-image amp-img class=ts-thumb alt=Page 2: Shikshacom · Unit 5: Synthetic insecticides fungicides nematicides and rodenticides History scope and principles of chemical insect control Insecticides and their classification src=https:reader033vdocumentsusreader033viewer20220430025f805bcbccba1c622d60ec1fhtml5thumbnails2jpg width=142 height=106 layout=responsive amp-img divdiv