This article provides short notes on plant insecticides. There are some plants which contain chemical substances like alkaloids and inflavonoids which act as insecticides. Alkaloids such as nicotine from tobacco (Nicotinu spp), rotenone from Derris (Derris elliptica) and pyrethrins and cinerins (pyrethroids) from pyrethrum (chrysanthemum cinerariaefolium) are good plant insecticides. Most plant insecticides act as […]