Packiyasothy, E.V.Balachandran, S.Jansz, E.R.2010-07-062010-07-061983Journal of the National Science Council of Sri Lanka, 11(1):p.111-122https://dl.nsf.gov.lk/handle/1/6755Essential oilsMoisture contentPiper nigrumAgricultureEffect of storage (in small packages) on volatile oil and piperine content of ground black pepperArticle