关键词: 蚊虫, 喷洒剂, 保护率

Abstract: The spray, JL87-1, has a strong contact insecticidal action and highly repellant activity, and thus has an excellent protection for human. Laboratory experiments showed that this spray gave the protection rate of 96.3-98%, for the subjects 45 days after it was sprayed to the plain white cloth and 95.7-98% protection rate of subjects was obtained 6 days after it was sprayed to nylon socks. In field, thie plain whte cloth and stretch socks gave 100%, protection for subjects in 10 days after sprayed with JL87-1. Human baited net traps treated with the spray repelled 98.6-100% of mosquitoes in 10 days thereafter. The spray in heat stable. Ⅰ It has no irritating action to eyes and skin and the rats remained normal when given the spray at the dosage of 40000mg/ kg.