Lemongrass plants (Cymbopogon winterianus Jowitt ex Bor), used for their own essential oils through the distillation process. Before process, lemongrass leaves are usually withered to reduce air content, and also size be more effectively extraction. The research study effect of withering chopping citronella before being distilled, on yield quality oil produced. was conducted in a Randomized Blo...

Corynespora causes leaf fall disease in rubber plants. Control can be done with bio fungicides and potassium fertilizer. This study aims to determine the effectiveness of essential oils fertilizer controlling disease. The research was conducted from January December 2018 Landak Regency, West Kalimantan. used a randomized block design 13 treatments repeated 3 times. treatment is without biofungi...

We assessed the efficacy of 3% citronella candles and 5% citronella incense in protecting subjects from bites of Aedes spp. under field conditions. The study was conducted in a deciduous woodlot in Guelph, Ontario, Canada from July 26 to August 10, 1995. Eight subjects, dressed identically, were assigned to one of 8 positions on a grid within the study area. Two citronella candles, 2 citronella...

The addition of something foreign to lemongrass essential oil has been done since ancient times. One way is add turpentine which aims increase the volume and grade smell. purpose this study was determine authentication citronella using gas chromatography-mass spectrometry (GC-MS) method combined with multivariate PCA analysis. Fragrant isolated by distillation water simplicia in form powdered d...

Abstract Citronella is one of the leading commodities that have competitiveness and high export demand. primary ingredients for making essential oils. However, there are not many studies on individual characteristics farmers from a socio-economic point view. This study aims to understand analyze personal in terms gender, age, last education, farmers’ secondary jobs, experience farming cultivati...

Abstrak. Minyak sereh wangi, minyak nilam dan pala merupakan atsiri yang berpotensi sebagai antioksidan unggulan dari Aceh. Penelitian ini bertujuan untuk mengukur aktivitas daya hambat ketiga campurannya. Hasil penelitian menunjukkan bahwa semua perlakuan jenis memiliki potensi karena dengan intensitas sangat kuat. Berdasarkan uji telah dilakukan diperoleh nilai IC50 terkuat yaitu pada (M3) se...

Mouthwash is a liquid, aqueous composition that primarily used to treat oral conditions, as well maintain health. The purpose of this study was prove the antibacterial efficacy citronella essential oil against Streptococcus mutans bacteria made in mouthwash formulations. Citronella analyzed using GC-MS and then formulated into with concentrations 1.5%, 3% 4.5% at cold temperatures (2-8°C) room ...