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Insecticidal and repellent effects of herb extract against Aedes albopictus and Ochlerotatus togoi
Eun Saem Ko,Eo Ram Lee,Yeong In Choi,Seo Yeong Kang 한국응용곤충학회 2018 한국응용곤충학회 학술대회논문집 Vol.2018 No.10
Insecticidal and repellent effects of herb extracts were tested against Aedes albopictus and Ochlerotatus togoi that are common among mosquitoes which inhabit Korea. Herb extracts from Mentha×piperita, Ocimum basilicum, and Nepeta cataria were extracted using distilled water and 70% ethanol respectively. Both kinds of mosquitoes were raised in environment control rearing system with air temperature of 25℃, humidity of 70%, and light condition of 14:10(L:D). Insecticidal effect was verified by feeding extracts to mosquitoes(Park et al., 2016.); repellent effect, by measuring their radial distance from extract by time. N. cataria extract using distilled water as a solvent is predominant in insecticidal effect; O. basilicum, using 70% ethanol. In particular, N. cataria has the most outstanding repellent effect.