All are true about DDT except
DDT takes several hours to kill mosquito Dichloro Diphenyl trichloroethan (DDT) First synthesis by - ZIEDLER Propeies by - Paul muller (Nobel Prize) No repellant action Takes several hours to kill Residual action lasts for 18 months Most active form of DDT - PARA - PARA ISOMER Mode of action - At as a contact/Nerve poison - Inhibits Acetylcholinesterase
Kills mosquito immediately
Insecticidal propeies discovered by Paul H. Muller
Residual action lasts for 18 months
Contact/ nerve poison
Medical Entomology