background & aim: the world production and consumption of essential oils and perfumes are increasing very fast. lippia citriodora h.b.k. is an herbal species mainly used as a spice and medicinal plant. endogenous levels as well exogenous application of plant growth regulators (pgr) could affect essential oil production and chemical compositions. experimental: to study the effect of exogenou...

Abstract The development of the citronella oil agroindustry is facing challenges in terms quality and limited production capacity, especially innovation value-added sectors. This article aims to measure level application chain, starting from aspects cultivation, product handling, refining processes, marketing institutions, including their effect on value. study takes location settings five sub-...

It would be justified to accept that inter cropping system will attract increasing attention overcome ecological constraints. Intercropping is an excellent technique increase total yield, higher monitory return, greater resource utilization, risk management and fulfil the diversified need of farmers. The different farmers thus have more or less land, money access information technologies. In sh...

This study aimed to evaluate the repellent effect of tea tree (Melaleuca alternifolia) and andiroba (Carapa guianensis) essential oils on two species of flies (Haemotobia irritans and Chrysomya megacephala). For the in vitro studies, free-living adult flies were captured and reared in the laboratory. To verify the repellency effect, an apparatus was constructed where H. irritans and C. megaceph...

Abstract The application of biodiesel will increase in accordance with the government’s mandatory program for saving fossil fuels. challenging would come from particulate levels and water content. One efforts to fix issues is by adding rhodinol citronella oil as an additive. This research was conducted design a vacuum distillation process which has 500L capacity determine fractionation unit. Si...

Abstract Synthetic insecticides are still widely used in gardens and greenhouses of ornamental crops to reduce populations insect pests preserve flower quality. The improper unwise use synthetic has caused various negative impacts on humans, pests, the environment. Therefore, quest for unharmed environmentally friendly is being sought. purpose this study was examine effectiveness botanical inse...