effectiveness of repellent formulations containing deet against mosquitoes in northeastern thailand. | formulations of the repellent diethyl methyl benzamide (deet) were evaluated against mosquitoes in field tests conducted in sisaket province, northeastern thailand. thirty-three percent deet in an applicator stick provided > or = 87.1% protection against primarily culex vishnui, cx. gelidus, and cx. tritaeniorhynchus for up to 5 h, and 50% deet in ethanol provided > or = 93.3% protection against anopheles sp. and culicines for up to 8 h. the u.s. army extended duration repellent formulation ([ed ... | 1996 | 8827616 |