Amadoru, I. J.; Abeysinghe, D. C.; Gunathilaka, H. A. W. S.; Dharmadasa, R. M.
(4th International Research Symposium on Pure and Applied Sciences, Faculty of Science, University of Kelaniya, Sri Lanka, 2019)
Pogostemonheyneanus Benth. is an aromatic plant cultivated for extracting patchouli oil which is largely used in perfumery, pharmaceutical and food industries. The oil is extracted via steam distillation of shade dried ...