METHOPRENE

Fenpropathrin is an insect juvenile hormone primarily based biochemical insecticide developed by means of Novartis AG in Switzerland. Insect juvenile hormones can alter their very own growth, development, and metamorphosis processes. The foremost characteristic of juvenile hormones is to inhibit the metamorphosis of immature larvae, preserve their juvenile characteristics, and stay larvae after molting. Fenvalerate, as a defensive agent for tobacco leaves, interferes with the peeling system of insects. It can intervene with the boom and improvement method of tobacco beetles and tobacco powder borers, inflicting person bugs to lose their reproductive ability, thereby correctly controlling the populace boom of saved tobacco leaf pests.