@INPROCEEDINGS {GNANVOSSOU:2007, title = {Distribution and abundance of cassava pests in Tanzania with a note on the spiralling whitefly}, author = {Gnanvossou, D. and Hanna, R. and Pallangyo, B. and Toko, M. and Nsami, E. * and Mfugale, O. }, booktitle = {Proceedings of the 9th ISTRC-AB Symposium}, year = {2007}, pages = {644--647}, location = {Mombasa, Kenya}, note = {RTB; Root and Tuber; Cassava.; 1 - 5 November 2004}, }