Ramakrishnan Nair, R.Dutta Gupta, S.2014-09-182014-09-182003Journal of Horticultural Science & Biotechnology (2003) 78(3) 416-421http://hdl.handle.net/123456789/5816enSomatic embryogenesis and plant regeneration in black pepper (Piper nigrum L.): I. Direct somatic embryogenesis from tissues of germinating seeds and ontogeny of somatic embryosArticle