objective: evaluation activity was conducted using three spearmint genotypes (wg-spm-engl, spm-fran and spm-eas) and one standard check (wgsm-03) at wondo genet, awassa, debre zeit and allagae during 2012 and 2013 for two years. methods: the treatments were arranged in randomized complete block design with four replications. data on leaf to stem ratio, leaf yield/ha, essential oil content and e...

Four synthetic mosquito repellents (Autan [10% KBR3023], IR3535 [7.5%], Off! [15% deet], Skinsations [7% deet]) and eight natural (primarily plant extracts and/or essential oils) product-based repellents (Bite Blocker [2% soybean oil], ByGone, GonE!, Natrapel [10% citronella], Neem Aura, Sunswat, MosquitoSafe [25% geraniol], and Repel [26% p-menthane-3,8-diol]) were tested in the laboratory aga...

The diversity of arthropod pests has required the combined use various control methods. application essential oilsshowing insecticidal, repellent or phage-inhibiting activity, together with release natural enemies, can improve integrated pest managementprovided oils display selectivity. aim this study was to evaluate selectivity rosemary pepper [Lippia origanoidesKunth (Verbenaceae)], citronell...

This experiment was undertaken to screen the acaricidal effects of herb essential oils (pennyroyal, ylang ylang, citronella, lemon grass, tea tree, and rosemary) at different doses (0.1, 0.05, 0.025, 0.0125, and 0.00625 microliter/cm(2)) and exposure times (5, 10, 20, 20, 30 and 60 min) on house dust mites Dermatophgoides farinae and D. pteronyssinus. The most effective acaricidal components of...

Abstrak. Tanaman serai wangi (Cymbopogon nardus L) merupakan salah satu jenis tanaman wewangian yang memiliki kandungan minyak atsiri dapat digunakan sebagai agen antibakteri. Melihat potensi antibakteri dimiliki wangi, menarik untuk diformulasikan dalam suatu sediaan seperti sabun mandi sehingga membantu meningkatkan nilai guna dari sabun. Penelitian ini menggunakan rancangan acak lengkap (RAL...

Citronella essential oil (CEO) has been reported as an excellent mosquito repellent; however, mild irritancy and rapid volatility limit its topical application. It was aimed to develop a nonirritant, stable, and consistent cream of CEO with improved residence time on skin using an industrial approach. Phase inversion temperature technique was employed to prepare the cream. It was optimized and ...