Dr Ashura Luzi-Kihupi Regional Coordinator Eastern and Central Africa Rice Research Network (ECARRN) C/o Mikocheni Agricultural Research Institute P.O. Box 6226, Dar- es- Salaam, Tanzania Tel: +255- 22-2775568,  +255- 744- 788495 Fax: +255- 22-2700092 Email: a.luzi-kihupi@cgiar.org; aluzikih@yahoo.com